On later models, it will still be round but will have a black, 1 1/2-inch-long cylinder extending out with a two-wire connector. 1991 dodge dakota, V8, 318, 194867. The unit will illuminate the OIL PRESSURE light if the oil pressure drops below 2psi (13 pa). A faulty oil pressure sending unit can result in inaccurate oil pressure readings and warnings. BarboursAutoHelp 305,932 views. 2 Engine , Oil Pressure Jumps From 40 To 0 For No Apperant Reason, And Then Lifters Began To Tick. I Have A 2001 Ram 1500 With The 318 5. OK, long question to a short answer I hope! I have heard the 318 has an oil pressure sender that when old, gives low or false readings. Works on most car and trucks. If this gauge is reading zero even when oil levels are where they need to be, then the oil pressure sensor is probably to blame. If that is ok, either put an oil pressure gauge on it to check, or get another pressure switch. Where is the oil pressure sending unit located on a 1993 Dodge pickup with a 318 motor? It is on the back of the engine, just to the passenger side of the distributor. Modern cars that have a oil pressure gauge use an electronic signal. It controls the oil light and gauge. Here is a short list of symptoms that may mean you should get the oil pressure sending unit tested or replaced. The 1983 Cadillac Deville oil pressure sensor can be found on the side of the engine. Find DODGE 5. Re: 1989 Dodge Ram 250 with 318 motor, oil pressure gage You have an oil pressure sending unit located at rear of engine next to distributor. hope this will help!!!. I assume if yours is only meant for an idiot light it wouldn't blink but if blinking then probably just needs proper oil sending unit installed. Average repair cost is $760 at 93,000 miles. This shows both, gauge on the left and light on the right. I went aftermarket with all of my gauges. it turned out to be the center main bearing. My low oil pressure light never comes on at startup, so I'm assuming the oil pressure sending unit is bad, or the light bulb for the idiot light is bad. The 2001 Dodge Ram 1500 has 5 problems reported for sudden drop in oil pressure. If it's a 318 the oil pressure sender is located just to the passenger side of the distributor. So, your oil pressure sending unit might be bad. OK, long question to a short answer I hope! I have heard the 318 has an oil pressure sender that when old, gives low or false readings. The 2002 Dodge Ram pickup has an oil pressure sending unit, or switch, located near the oil filter on the engine block. where is the oil pressure where is the oil pressure sending unit located on a 01 dodge ram 1500 5. Much better to know what your oil pressure is and to have bypassed the AMP gauge. Save on Mopar Oil Pressure Sender P4030740859MPR at Advance Auto Parts. Find DODGE 5. Oil light is always on. The oil pressure sensor is typically located near the bottom, right side of an engine, between the oil filter and the oil pan, according to Repair Pal. If you still need to replace your oil pressure. They do use a special socket for oil pressure sending units but you can do it with a regular deep socket that fits semi-close. If your 360 has a oil pressure light, it is that size, or should be. So, your oil pressure sending unit might be bad. Anyway, I found that out AFTER I swapped the oil pressure sending units! I wish Id have known I could get it at NAPA. If in fact i had no oil pressure at all i doubt my truck would be in one piece haha. It lets you know if your car is running low on oil. However, the oil pressure sensor, also known as the oil pressure switch or sender, has different locations depending on a vehicle's make. I assume if yours is only meant for an idiot light it wouldn't blink but if blinking then probably just needs proper oil sending unit installed. Sephiroth Dodge Dakota JOIN HERE 6/04/2004 23:45:08: RE: Oil Pressure Question. Before replacing your oil sending unit, check your oil and listen to your engine. Mechanical oil pressure gauge install keeping the factory oil psi sending unit in play. The function of the switch is to send information to the computer regarding the current oil pressure in the engine. Just like any other part, this switch may have issues that cause it to stop working. John Deere Engine Oil Pressure Switch - M152192-John Deere Engine Oil Pressure SwitchIncludes screw pictured Skip to Top Navigation Skip to Header Skip to Category Navigation Skip to main content Skip to footer. First, check your oil levels, and if it's full, it's probably has nothing to do with that. also look for a short in electrical wires to oil sending unit. The 1983 Cadillac Deville oil pressure sensor can be found on the side of the engine. now i have no oil pressure [i had 60 pounds before i dr. no oil pessure when it was ilding and tap the gas and pressure would return. The function of the switch is to send information to the computer regarding the current oil pressure in the engine. There are a few standard ranges but you must ensure the gauge manufacturer you choose uses the resistances of the senders already on board or you'll need to get new ones. The oil has remained at the safe mark on the dipstick. Here is a short list of symptoms that may mean you should get the oil pressure sending unit tested or replaced. IP: Logged Message: i had the same problem with my 99 ram 318 @45,000mi. 9L (gas engine) Hope this helps (remember rated this). And big blocks 361, 383, 400, 413, 426Wedge 440-4, 440-6 pack and 426 Hemi in Dodge and Plymouth. Don't Ignore Your Vehicle's Oil Pressure Your oil pressure switch is a vital car part that turns on the warning light to let you know the oil pressure in your vehicle has fallen below a functional level. hello i have a question after about an hour of driving i lose my oil presure if i turn the truck off and waite few mins it comes back and is good to go for an hour again now my question is does the sending unit just work the light and gauge or does the engine actually lose oil presure ? thanx. The oil pressure sensor is typically located near the bottom, right side of an engine, between the oil filter and the oil pan, according to Repair Pal. However, the oil pressure sensor, also known as the oil pressure switch or sender, has different locations depending on a vehicle's make. They do use a special socket for oil pressure sending units but you can do it with a regular deep socket that fits semi-close. On older cars, the sender will be a small, round unit about 1 1/2 inches in width. The unit will be very close to the oil filter. If that is ok, either put an oil pressure gauge on it to check, or get another pressure switch. where is the oil pressure where is the oil pressure sending unit located on a 01 dodge ram 1500 5. 1L engine is located above the starter on the front side of engine. Find DODGE 5. now i have no oil pressure [i had 60 pounds before i dr. If you still need to replace your oil pressure. I have a 2001 Dodge RAM 4x4 with A 5. On mine with the key in the run position I put a test light at the single wire to the sending unit and it was blinking. Re: 1989 Dodge Ram 250 with 318 motor, oil pressure gage You have an oil pressure sending unit located at rear of engine next to distributor. First, check your oil levels, and if it's full, it's probably has nothing to do with that. I have already repalced the oil pressure sending unit. See how to find this unit, and the steps to replace it. There are a few standard ranges but you must ensure the gauge manufacturer you choose uses the resistances of the senders already on board or you'll need to get new ones. Works on most car and trucks. Most older cars have an actual mechanical gauge that gives the driver a readout on the oil pressure. Location: United States Restricted Mode: Off History Help How To Replace an Oil Pressure Sending Unit On a GM 3. The oil pressure sending unit on my 1988 dodge 318 The oil pressure sending unit on my 1988 dodge 318 pick up truck is leaking badlymy mechanic did something to it several months agoi thing all he did was to tighten it downcan I just tighten …. I have a 2001 Dodge RAM 4x4 with A 5. And big blocks 361, 383, 400, 413, 426Wedge 440-4, 440-6 pack and 426 Hemi in Dodge and Plymouth. The oil pressure sending unit on my 1988 dodge 318 The oil pressure sending unit on my 1988 dodge 318 pick up truck is leaking badlymy mechanic did something to it several months agoi thing all he did was to tighten it downcan I just tighten …. The 2002 Dodge Ram pickup has an oil pressure sending unit, or switch, located near the oil filter on the engine block. Re: oil temperature sending unit location ? Post by J. Location: United States Restricted Mode: Off History Help How To Replace an Oil Pressure Sending Unit On a GM 3. where is the oil pressure where is the oil pressure sending unit located on a 01 dodge ram 1500 5. Where is that in my truck? My guess is near the. It lets you know if your car is running low on oil. If this gauge is reading zero even when oil levels are where they need to be, then the oil pressure sensor is probably to blame. A faulty oil pressure sending unit can result in inaccurate oil pressure readings and warnings. So, your oil pressure sending unit might be bad. Just like any other part, this switch may have issues that cause it to stop working. The 240/33 you mentioned is a typical resistance for a fuel sending unit for example. Oil pressure is normal when the engine is cold. Anyway, I found that out AFTER I swapped the oil pressure sending units! I wish Id have known I could get it at NAPA. 1991 dodge dakota, V8, 318, 194867. I assume you have the small switch (oil light) and not the large sender for a gauge, in which case it's a 9/16" (or is it 1/2"?) wrench? Either way, easy to change. The 240/33 you mentioned is a typical resistance for a fuel sending unit for example. It controls the oil light and gauge. I could not in good conscience drive around with an inoperative oil pressure or engine temperature warning system. Order your Dodge Oil Pressure Sender - 1AOSU00022 today at 1AAuto. When the engine warms to normal running temp the oil pressure drops to the L and th engine oil light starts flickering on and off. Anyway, I found that out AFTER I swapped the oil pressure sending units! I wish Id have known I could get it at NAPA. If that is ok, either put an oil pressure gauge on it to check, or get another pressure switch. Works on most car and trucks. So, your oil pressure sending unit might be bad. I went aftermarket with all of my gauges. Oil pressure is normal when the engine is cold. it has a high pressure oil pump and a remote oil filter. The unit will be very close to the oil filter. The pressure switch is NC (Normally Closed with no pressure applied, it opens when pressure at 4. The unit will illuminate the OIL PRESSURE light if the oil pressure drops below 2psi (13 pa). The sending unit reading should be in the 30 to 55 ohm range, depending on the operating temperature, speed and oil viscosity. If this gauge is reading zero even when oil levels are where they need to be, then the oil pressure sensor is probably to blame. I assume if yours is only meant for an idiot light it wouldn't blink but if blinking then probably just needs proper oil sending unit installed. It opens with oil pressure, removing the ground for the oil pressure light. I Have A 2001 Ram 1500 With The 318 5. Save on Mopar Oil Pressure Sender P4030740859MPR at Advance Auto Parts. Before replacing your oil sending unit, check your oil and listen to your engine. I have the standard dash, so I have no oil pressure gauge, just the low oil pressure idiot light. The unit will illuminate the OIL PRESSURE light if the oil pressure drops below 2psi (13 pa). Where is that in my truck? My guess is near the. » Thu Feb 13, 2014 11:20 am Why not use a pipe tee to mount the oil pressure sender and mount an oil temp sender in the tee's open port. On mine with the key in the run position I put a test light at the single wire to the sending unit and it was blinking. that would cause the oil gauge not to work. Oil Pressure Sending Unit for Mercruiser, Volvo, OMC Used on most types of marine applications on sterndrive and inboard engines. Average repair cost is $760 at 93,000 miles. hope this will help!!!. Most older cars have an actual mechanical gauge that gives the driver a readout on the oil pressure. So, I imagine the oil pressure sending unit. I Have A 2001 Ram 1500 With The 318 5. If you still need to replace your oil pressure. This is a RB engine, LA simalar but with only one pressure tap. BMW E46 / N42: Oil Pressure Sensor - How to Remove (#167) Pre-tasks: Remove the alternator Please watch my other videos for more info SUBSCRIBE to support our channel please. Posted: Sat Nov 13, 2010 6:29 pm Post subject: Re: Oil pressure send unit on a JD 318 The sending unit is on the oil filter adapter just above the filter and is a normally closed switch. The oil pressure sensor is typically located near the bottom, right side of an engine, between the oil filter and the oil pan, according to Repair Pal. Modern cars that have a oil pressure gauge use an electronic signal. The oil is new 10w-30. This shows both, gauge on the left and light on the right. 1L engine is located above the starter on the front side of engine. Works on most car and trucks. The PO on my 71 GTX clone replaced the gauge type oil pressure sender with an oil line type aftermarket gauge. i just changed the oil and filter and thought it would be good to blow air through the lines leading to the filter to get the old oil out. It lets you know if your car is running low on oil. If in fact i had no oil pressure at all i doubt my truck would be in one piece haha. also look for a short in electrical wires to oil sending unit. And big blocks 361, 383, 400, 413, 426Wedge 440-4, 440-6 pack and 426 Hemi in Dodge and Plymouth. The unit will illuminate the OIL PRESSURE light if the oil pressure drops below 2psi (13 pa). Sephiroth Dodge Dakota JOIN HERE 6/04/2004 23:45:08: RE: Oil Pressure Question. The oil pressure sending unit on my 1988 dodge 318 The oil pressure sending unit on my 1988 dodge 318 pick up truck is leaking badlymy mechanic did something to it several months agoi thing all he did was to tighten it downcan I just tighten …. 1L engine is located above the starter on the front side of engine. Oil Pressure Sending Unit for Mercruiser, Volvo, OMC Used on most types of marine applications on sterndrive and inboard engines. Re: 1989 Dodge Ram 250 with 318 motor, oil pressure gage You have an oil pressure sending unit located at rear of engine next to distributor. Shop safely with us online or call 888-844-3393 and buy the quality part your car or truck needs today. Don't Ignore Your Vehicle's Oil Pressure Your oil pressure switch is a vital car part that turns on the warning light to let you know the oil pressure in your vehicle has fallen below a functional level. I am having oil pressure problems, when I start it up oil pressure is ok till I start to drive it and the truck temp gets up to 180 than at stops the pressure drops to 0 as long as the rpm's are above 1200 oil pressure is fine, could cam bearings or rings go bad on a truck that only has 57000 miles on it. It controls the oil light and gauge. They can be a huge oil leak. There are a few standard ranges but you must ensure the gauge manufacturer you choose uses the resistances of the senders already on board or you'll need to get new ones. The PO on my 71 GTX clone replaced the gauge type oil pressure sender with an oil line type aftermarket gauge. The problem could be due to a faulty oil pressure sending unit or there could be more serious problems such as engine wear and/or oil sludging; all depending upon the oil change regimen and so on. Correct oil pressure sending unit for many 1960 to 1989 rear wheel drive Mopars, including small block's 273, 318 LA, 340, and 360. On mine with the key in the run position I put a test light at the single wire to the sending unit and it was blinking. See how to find this unit, and the steps to replace it. Oil pressure sensor location near distributor-3. They can be a huge oil leak. now i have no oil pressure [i had 60 pounds before i dr. Read More. So, it is important to recognize the signs of a sending unit that needs to be replaced. I went aftermarket with all of my gauges. Oil pressure gauge is at zero. I Have A 2001 Ram 1500 With The 318 5. The 2002 Dodge Ram pickup has an oil pressure sending unit, or switch, located near the oil filter on the engine block. i have a 1972 dodge 318 engine in my 32 ford. Where is the oil pressure sending unit located on a 1993 Dodge pickup with a 318 motor? It is on the back of the engine, just to the passenger side of the distributor. The sending unit for the 3. Anyway, I found that out AFTER I swapped the oil pressure sending units! I wish Id have known I could get it at NAPA. 1991 dodge dakota, V8, 318, 194867. I could not in good conscience drive around with an inoperative oil pressure or engine temperature warning system. A faulty oil pressure sending unit can result in inaccurate oil pressure readings and warnings. no oil pessure when it was ilding and tap the gas and pressure would return. Correct oil pressure sending unit for many 1960 to 1989 rear wheel drive Mopars, including small block's 273, 318 LA, 340, and 360. And big blocks 361, 383, 400, 413, 426Wedge 440-4, 440-6 pack and 426 Hemi in Dodge and Plymouth. There are a few standard ranges but you must ensure the gauge manufacturer you choose uses the resistances of the senders already on board or you'll need to get new ones. Here is a short list of symptoms that may mean you should get the oil pressure sending unit tested or replaced. » Thu Feb 13, 2014 11:20 am Why not use a pipe tee to mount the oil pressure sender and mount an oil temp sender in the tee's open port. Where is the oil pressure sending unit located on a 1993 Dodge pickup with a 318 motor? It is on the back of the engine, just to the passenger side of the distributor. i have a 1972 dodge 318 engine in my 32 ford. If your 360 has a oil pressure light, it is that size, or should be. Don't Ignore Your Vehicle's Oil Pressure Your oil pressure switch is a vital car part that turns on the warning light to let you know the oil pressure in your vehicle has fallen below a functional level. The oil pressure sending unit on my 1988 dodge 318 The oil pressure sending unit on my 1988 dodge 318 pick up truck is leaking badlymy mechanic did something to it several months agoi thing all he did was to tighten it downcan I just tighten …. RE: Oil Pressure Question. Modern cars that have a oil pressure gauge use an electronic signal. I am having oil pressure problems, when I start it up oil pressure is ok till I start to drive it and the truck temp gets up to 180 than at stops the pressure drops to 0 as long as the rpm's are above 1200 oil pressure is fine, could cam bearings or rings go bad on a truck that only has 57000 miles on it. Mechanical oil pressure gauge install keeping the factory oil psi sending unit in play. no oil pessure when it was ilding and tap the gas and pressure would return. On later models, it will still be round but will have a black, 1 1/2-inch-long cylinder extending out with a two-wire connector. Here is a short list of symptoms that may mean you should get the oil pressure sending unit tested or replaced. On mine with the key in the run position I put a test light at the single wire to the sending unit and it was blinking. If that is ok, either put an oil pressure gauge on it to check, or get another pressure switch. The function of the switch is to send information to the computer regarding the current oil pressure in the engine. Turn Off Truck And Recrank Oil Pressure Returns To 40 Lbs, Rev Up Engine To 2000 Rpm Or Better And Pressure Goes To 0 Instantly. If this gauge is reading zero even when oil levels are where they need to be, then the oil pressure sensor is probably to blame. They do use a special socket for oil pressure sending units but you can do it with a regular deep socket that fits semi-close. If in fact i had no oil pressure at all i doubt my truck would be in one piece haha. Sephiroth Dodge Dakota JOIN HERE 6/04/2004 23:45:08: RE: Oil Pressure Question. Re: Where is the oil pressure censor located on a 318. Oil Pressure Sender / Switch Choose for Me to Minimize Cost Choose for Me to Minimize Cost Related Parts Ballast Resistor Crankcase Breather Cap Distributor Mounting Gasket Electrical Repair Manual Oil Filter Oil Pressure Gauge Oil Pressure Sender / Switch Connector Oil Pressure Switch Socket Oil Pump Temperature Sender / Sensor. Works on most car and trucks. Order your Dodge Oil Pressure Sender - 1AOSU00022 today at 1AAuto. 9L (gas engine) Hope this helps (remember rated this). The function of the switch is to send information to the computer regarding the current oil pressure in the engine. 2 Engine , Oil Pressure Jumps From 40 To 0 For No Apperant Reason, And Then Lifters Began To Tick. On mine with the key in the run position I put a test light at the single wire to the sending unit and it was blinking. i just changed the oil and filter and thought it would be good to blow air through the lines leading to the filter to get the old oil out. The sending unit for the 3. A faulty oil pressure sending unit can result in inaccurate oil pressure readings and warnings. 1st Gen Ram Tech - Where is the oil pressure sender? - 1991 318, Power Ram 150 4 speed. It controls the oil light and gauge. where is the oil pressure where is the oil pressure sending unit located on a 01 dodge ram 1500 5. I have already repalced the oil pressure sending unit. 8l V6 - Duration: 7:35. I found out when I replaced my P218 with a P220 that I had to do a bit of wiring to get the new one to work correctlyit was a positive trigger, unlike the standard unit which goes to ground when active. The oil has remained at the safe mark on the dipstick. The 1983 Cadillac Deville oil pressure sensor can be found on the side of the engine. I have a 2001 Dodge RAM 4x4 with A 5. Save on Mopar Oil Pressure Sender P4030740859MPR at Advance Auto Parts. So, it is important to recognize the signs of a sending unit that needs to be replaced. I assume you have the small switch (oil light) and not the large sender for a gauge, in which case it's a 9/16" (or is it 1/2"?) wrench? Either way, easy to change. If you're low on oil, add what is needed. See how to find this unit, and the steps to replace it. Oil pressure is normal when the engine is cold. Where is that in my truck? My guess is near the. no oil pessure when it was ilding and tap the gas and pressure would return. All fittings are 1/8 NPTF, three compression fittings are needed. It opens with oil pressure, removing the ground for the oil pressure light. The problem could be due to a faulty oil pressure sending unit or there could be more serious problems such as engine wear and/or oil sludging; all depending upon the oil change regimen and so on. If there is oil pressure present, the switch terminal should read infinity, which indicates an open circuit. On older cars, the sender will be a small, round unit about 1 1/2 inches in width. hello i have a question after about an hour of driving i lose my oil presure if i turn the truck off and waite few mins it comes back and is good to go for an hour again now my question is does the sending unit just work the light and gauge or does the engine actually lose oil presure ? thanx. The unit will be very close to the oil filter. My low oil pressure light never comes on at startup, so I'm assuming the oil pressure sending unit is bad, or the light bulb for the idiot light is bad. Before replacing your oil sending unit, check your oil and listen to your engine. The sending unit for the 3. The oil pressure sensor will be on the left-hand side of the engine. Re: Where is the oil pressure censor located on a 318. Save on Mopar Oil Pressure Sender P4030740859MPR at Advance Auto Parts. There are a few standard ranges but you must ensure the gauge manufacturer you choose uses the resistances of the senders already on board or you'll need to get new ones. it turned out to be the center main bearing. Here is a short list of symptoms that may mean you should get the oil pressure sending unit tested or replaced. I assume if yours is only meant for an idiot light it wouldn't blink but if blinking then probably just needs proper oil sending unit installed. The oil has remained at the safe mark on the dipstick. I assume you have the small switch (oil light) and not the large sender for a gauge, in which case it's a 9/16" (or is it 1/2"?) wrench? Either way, easy to change. The pressure switch is NC (Normally Closed with no pressure applied, it opens when pressure at 4. As we all know the factory sending units suck, so this is a way to install your new mechanical oil pressure gauge and keep the stock sending unit so as no cel is triggered. I am having oil pressure problems, when I start it up oil pressure is ok till I start to drive it and the truck temp gets up to 180 than at stops the pressure drops to 0 as long as the rpm's are above 1200 oil pressure is fine, could cam bearings or rings go bad on a truck that only has 57000 miles on it. Anyway, I found that out AFTER I swapped the oil pressure sending units! I wish Id have known I could get it at NAPA. I Have A 2001 Ram 1500 With The 318 5. Find DODGE 5. Oil light is always on. And big blocks 361, 383, 400, 413, 426Wedge 440-4, 440-6 pack and 426 Hemi in Dodge and Plymouth. Don't Ignore Your Vehicle's Oil Pressure Your oil pressure switch is a vital car part that turns on the warning light to let you know the oil pressure in your vehicle has fallen below a functional level. So you must use a gauge that is designed to operate with those resistances. 1st Gen Ram Tech - Where is the oil pressure sender? - 1991 318, Power Ram 150 4 speed. Double check the connection on the wire/oil pressure sending unit. This is a RB engine, LA simalar but with only one pressure tap. Before replacing your oil sending unit, check your oil and listen to your engine. If you're low on oil, add what is needed. 2L/318 Standard Motor Oil Pressure Gauge Sending Units and get Free Shipping on Orders Over $99 at Summit Racing! Standard Motor Products oil pressure gauge senders are designed to exceed OEM specifications for depen. Re: oil temperature sending unit location ? Post by J. Location: United States Restricted Mode: Off History Help How To Replace an Oil Pressure Sending Unit On a GM 3. The 2001 Dodge Ram 1500 has 5 problems reported for sudden drop in oil pressure. RE: Oil Pressure Question. On later models, it will still be round but will have a black, 1 1/2-inch-long cylinder extending out with a two-wire connector. If it's a 318 the oil pressure sender is located just to the passenger side of the distributor. The 2002 Dodge Ram pickup has an oil pressure sending unit, or switch, located near the oil filter on the engine block. Most older cars have an actual mechanical gauge that gives the driver a readout on the oil pressure. now i have no oil pressure [i had 60 pounds before i dr. Shop safely with us online or call 888-844-3393 and buy the quality part your car or truck needs today. It opens with oil pressure, removing the ground for the oil pressure light. On older cars, the sender will be a small, round unit about 1 1/2 inches in width. So you must use a gauge that is designed to operate with those resistances. The unit will illuminate the OIL PRESSURE light if the oil pressure drops below 2psi (13 pa). My low oil pressure light never comes on at startup, so I'm assuming the oil pressure sending unit is bad, or the light bulb for the idiot light is bad. Oil pressure gauge is at zero. There are a few standard ranges but you must ensure the gauge manufacturer you choose uses the resistances of the senders already on board or you'll need to get new ones. The problem could be due to a faulty oil pressure sending unit or there could be more serious problems such as engine wear and/or oil sludging; all depending upon the oil change regimen and so on. Don't Ignore Your Vehicle's Oil Pressure Your oil pressure switch is a vital car part that turns on the warning light to let you know the oil pressure in your vehicle has fallen below a functional level. hello i have a question after about an hour of driving i lose my oil presure if i turn the truck off and waite few mins it comes back and is good to go for an hour again now my question is does the sending unit just work the light and gauge or does the engine actually lose oil presure ? thanx. The PO on my 71 GTX clone replaced the gauge type oil pressure sender with an oil line type aftermarket gauge. When the engine warms to normal running temp the oil pressure drops to the L and th engine oil light starts flickering on and off. If that is ok, either put an oil pressure gauge on it to check, or get another pressure switch. Before replacing your oil sending unit, check your oil and listen to your engine. First, check your oil levels, and if it's full, it's probably has nothing to do with that. If you notice any ticking or clunking noises, or the smell of oil burning, you may have other issues. However, the oil pressure sensor, also known as the oil pressure switch or sender, has different locations depending on a vehicle's make. Sephiroth Dodge Dakota JOIN HERE 6/04/2004 23:45:08: RE: Oil Pressure Question. If this gauge is reading zero even when oil levels are where they need to be, then the oil pressure sensor is probably to blame. The unit will be very close to the oil filter. If you're low on oil, add what is needed. I went aftermarket with all of my gauges. Got a 92 Dodge W150 5. Oil pressure is always at the zero section of the guage. On older cars, the sender will be a small, round unit about 1 1/2 inches in width. So, it is important to recognize the signs of a sending unit that needs to be replaced. no oil pessure when it was ilding and tap the gas and pressure would return. So, I imagine the oil pressure sending unit. A faulty oil pressure sending unit can result in inaccurate oil pressure readings and warnings. 1991 dodge dakota, V8, 318, 194867. Oil pressure is normal when the engine is cold. 1st Gen Ram Tech - Where is the oil pressure sender? - 1991 318, Power Ram 150 4 speed. Most older cars have an actual mechanical gauge that gives the driver a readout on the oil pressure. Correct oil pressure sending unit for many 1960 to 1989 rear wheel drive Mopars, including small block's 273, 318 LA, 340, and 360. Read More. I have the standard dash, so I have no oil pressure gauge, just the low oil pressure idiot light. I am having oil pressure problems, when I start it up oil pressure is ok till I start to drive it and the truck temp gets up to 180 than at stops the pressure drops to 0 as long as the rpm's are above 1200 oil pressure is fine, could cam bearings or rings go bad on a truck that only has 57000 miles on it. Turn Off Truck And Recrank Oil Pressure Returns To 40 Lbs, Rev Up Engine To 2000 Rpm Or Better And Pressure Goes To 0 Instantly. OK, long question to a short answer I hope! I have heard the 318 has an oil pressure sender that when old, gives low or false readings. 1L engine is located above the starter on the front side of engine. 1st Gen Ram Tech - Where is the oil pressure sender? - 1991 318, Power Ram 150 4 speed. The oil pressure sensor is typically located near the bottom, right side of an engine, between the oil filter and the oil pan, according to Repair Pal. See how to find this unit, and the steps to replace it. Double check the connection on the wire/oil pressure sending unit. On mine with the key in the run position I put a test light at the single wire to the sending unit and it was blinking. BarboursAutoHelp 305,932 views. The oil light may come on or the gauge may read very high or at zero. i just changed the oil and filter and thought it would be good to blow air through the lines leading to the filter to get the old oil out. hello i have a question after about an hour of driving i lose my oil presure if i turn the truck off and waite few mins it comes back and is good to go for an hour again now my question is does the sending unit just work the light and gauge or does the engine actually lose oil presure ? thanx. Modern cars that have a oil pressure gauge use an electronic signal. Shop safely with us online or call 888-844-3393 and buy the quality part your car or truck needs today. Correct oil pressure sending unit for many 1960 to 1989 rear wheel drive Mopars, including small block's 273, 318 LA, 340, and 360. I found out when I replaced my P218 with a P220 that I had to do a bit of wiring to get the new one to work correctlyit was a positive trigger, unlike the standard unit which goes to ground when active. If that is ok, either put an oil pressure gauge on it to check, or get another pressure switch. The sending unit is located on the side of the intake camshaft housing on the 2.