Then wait for the light to go out and bang, the car would fire. The ez starter motor runs, magically i got it to run and than it turns off quick, it also was spitting out i suppose straight fuel from the exhaust(it was coming out red so it wasn't even burned). 6.2l diesel,glow plug light will not come on, The glow plug light will come on and will start fine if the block heater is pluged in for 30min. If resistance less than 2 ohms, Replace valve cover gasket or UVC harness, clear DTCs and restest. The Check Engine warning light should illuminate on your dashboard whenever there is any kind of issue with your engine. If the glow plug cannot ignite the pilot, the fuel in your furnace will merely sit there unused no matter how hard you press the buttons on your thermostat. It comes on as normal to start and on and off as it pleases. It might not necessarily mean that your glow plug is bad unless you experience some of the other symptoms on this list. If unable to maintain system voltage, service as required according to service manual direction. Any suggestions? Since your diesel engine will perform very poorly because of the bad glow plug, it’ll require more diesel fuel to be consumed. Second, the cylinder block and cylinder head absorb heat during the operation of the vehicle. If resistance is not less than 2 ohms, replace glow plug, clear DTCs and restest. 1) glow plugs sometimes work, sometimes do not work 2) glow plugs work when the light illuminates 3) glow plugs do not work when the light does not illuminate 4) glow plugs sometimes stay on for quite some time after the tractor has started 5) if the weather is warm enough I can start without glow plugs (after cranking engine for awhile) Are all readings within 2 ohms of each other? If it works, then the relay is … The Check Engine warning light should illuminate on your dashboard whenever there is any kind of issue with your engine. The Glow plugs will not come on until the coolant temp reaches 32* F for the Mxx40. It turns over but won't start. Maintain system voltage until test is complete. The OTC 6005A Glow Plug Remover tool from Amazon is just a hinged, split nut that is clamped on the threads of the glow plug to allow it to be backed out slowly. Verify glow plug shunt nuts are clean and tight. Loose fitting pins in the circuit connectors causing high resistance or high-resistance glow plug(s) on that bank could be the cause. Diesel engine systems have a particular component called a glow plug. Note: The glow plug system is monitored when the glow plugs are commanded on for more than 35 seconds and battery voltage is between 11.5-14 volts. So, it is very inexpensive to purchase this part. Basically, a diesel engine requires a certain amount of heat to start running properly. If you need to replace your diesel glow plug, the replacement cost will be between $125 and $250. After the engine gets warm, when shut it off then turn the key again (engine still warm), the glow plug light flashes as it normally should. In this article, we discuss the important of glow plug operation and how to diagnose and fix Power Stroke glow plug faults. Measure voltage of Circuit 38 (BK/O) between glow plug relay and ground. Note: DTC P1397 will set if system voltage is above 14 volts or below 11.5 volts at any time during KOER (Key On Engine Running) Glow Plug Self Test. If … Today, it's about 50 degrees, and when I went out, I turned the key on and off about ten times to see if the light would ever come on, but it didn't, so I cranked it, and the car started almost immediately. The glow plug provides this heat so that a successful ignition can take place. Read post #2, by sixbales, in response to the original question. Measure resistance between the glow plug and engine ground. my glow plug light which comes on just before you start the disco has not been coming on in the dash for the last few days. Clear DTCs and retest. There are two things which can reduce the heat if there is no glow plug. Black smoke is one visible sign of these problems. It may be necessary to raise rpm to maintain voltage. If no voltage the relay is bad, Pin A battery voltage, key in run position, all the time (this is feed by the 20 amp fuse). Key off. When the glo-plug doesn't come on, the … An open in all glow plug circuits, the glow plug relay, glow plugs, fusible links or all three monitoring circuits could be the possible causes. Glow plugs are like the spark plugs found in gasoline-powered vehicles. One thing when the ignition switch is turned back or to start, power is applied to the glow plugs even though the light will not come on. Much of the time, the problem can be attributed to faulty crank sensors or cams, but there are also other things that can cause the Glow Plug Light to come on. First, the cold temperatures of the weather outside can negatively affect the ignition process of the diesel engine. (Bulb is good) I can apply power to the Y/R wire on the Safety Start Switch or Jump the R/B to … The difference is that glow plugs produce more heat than spark plugs. Measure resistance between all four glow plug circuits on the left bank and PCM Test Pin 34. If not,check short to ground by measuring the resistance between PCM test pin 101 and battery ground. 1990 300d no glow plug light then light come on The 1990 300d when cranking I do not have a glowplug light. It may take multiple attempts before your engine finally turns over and stays running. If DTC P0380 is present, DTC P0380 is set when the PCM detects a malfunction in the glow plug relay control circuit. If OK, disconnect the suspect glow plug connector. If resistance is between 1and 8 ohms, check short to power by installing a breakout box; leave PCM and wire 1086 (P/O) disconnected. As such, this makes the furnace glow plug essential, and your furnace will not be able to run without it. Of course, there are several other possible causes of this light coming on. This should be a clear sign that something is wrong in your engine. If you jumper across this terminal to the small terminal with the purple wire, the relay should click and stay on as long as leave the jumper on. It's not the glow plugs. Observe if the glow plugs are getting the power they require by connecting a test light to the plug. thx Over time, after repeated warm up cycles, the glow plugs age and are not able to produce any heat. The diesel combustion process should never cause black smoke to emit from the exhaust pipe. The main function of the glow plug is to help start the diesel engine. If voltage is not greater than 10.5 volts, REPAIR open Circuit 38 (BK/O) or fusible links. If resistance is less than 5 ohms, replace PCM. If not, repair open between valve cover connector and PCM connector. If you must continue to drive, make sure to take it easy. For the past 3-4 days, when I go to start up my truck from overnight, the light hasn't been coming … Diesel engines are up to 30% more efficient than gasoline engines, they use high compression to ignite the fuel rather than spark plugs. It will be in the under bonnet area, and will have fuel pipes into/out of it, and a rubber covered button looks like an olde worlde starter solenoid, if you recall them. Note: The glow plug ON time is dependent on oil temperature and altitude. If voltage is greater than 10.5 volts, do a RELAY COIL RESISTANCE TEST, with the key off, by disconnecting the wire going to the glow plug relay, circuit 1086 (P/O) point A. 08-12-2018, 04:32 PM #2. radios1. It's been starting fine the past few days, but the glow plug light would only come on for a few seconds. Not wanting to have to fish a broken glow plug element out of the cylinder head I ordered the most basic “glow plug removal tool” I could find. Advice as to where to start looking will be appreciated. Notify me of follow-up comments by email. An open in the glow plug circuits, glow plug relay, glow plugs or monitoring circuit could be the possible causes. The timer relay actuates the glow plug relay, which in turn applies power to the glow plugs. If voltage is not greater than 10.5 volts, repair open in ignition power Circuit 16 (R/LG). I have had this … So, the other day, I changed the fuel filters, a very typical and easy job. EOT temperature below 55°C (131°F) for F-Series or 30°C (86°F) for Econoline. The most common reason to replace glow plugs is age. Required fields are marked *. https://autocartimes.com/ is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com, As an Amazon Associate I earn from qualifying purchases, Home | About Us | Contact Us | Privacy Policy | Sitemap, Diesel Glow Plug Function, Failure Symptoms and Replacement Cost. Each bank needs to draw more than 39 amps. My glow plug light will not come on, or cycle. Without this supplemental heat, a diesel engine may not start at all. Hello all, I just wondered if anyone on the forum had experience of the glowplug light intermittently and randomly coming on during normal running conditions on my 24V 80 GS. With a digital multimeter connected to the battery. This will warm the glow plugs (don't leave it on too long). That allows the engine to continue functioning normally and keep the vehicle moving. Sometimes flashing is caused by a bad Brake Lamp Switch on the Brake Pedal. Measure resistance between all four glow plug circuits on left bank and PCM Test Pins 8, 9 and 34, then all four glow plug circuits on right bank and PCM Test Pins 8, 9 and 34. Posted by ewidga on Mar 05, 2009 Re: Glow light not coming on engine wont start It doesn't look like it. It would probably be best to avoid highway driving. If voltage is greater than 10.5 volts, repair short to power in circuit 1086 (P/O). Your email address will not be published. I checked the fuse and it's not popped, but there is no power coming to it when I checked it with a test light. Discussion Starter • #1 • May 3, 2006. Not long after, at times the glow plug light wouldn't come on. I have a L3010 and the glow plug light would come on anytime it felt like it and sometimes stay on for quite awhile and got progressivley worse. P1393 Glow plug circuit low input, bank #2 (left) Open/short/miswired circuit, faulty relay, glow plugs. Normally, the glow plug indicator light will come on only when the engine is cold. The verdict was gp controller. Clear DTCs and retest. Otherwise, if voltage is present for a least 30 seconds, Check Glow Plug, with the key off, by disconnecting the connector on the valve cover gasket and measuring the resistance between each of the four glow plug circuits on adapter and engine ground (clean off a spot on the high-pressure oil reservoir to ensure a good ground). Is it the globe in the dash or the glow plugs itself that is stuffed. DTCs P1391 and P1395 Right Bank, P1393 and P1396 Left Bank and P1994 Center Monitoring Circuit. It still will occasionaly either not fire the glo plug, or needs the switch turned several times before the starter will engage. Save my name, email, and website in this browser for the next time I comment. Relay is for the Glow Plug system. Hi there. at all if EOT (Engine Oil Temperature) is above 55°C (131° F) for F-Series or 30°C (86° F) for Econoline. It shouldn’t take the mechanic more than 2 hours to complete the replacement job. Tried to crank the truck today and the the glow plug light never came on. Key on, engine off. But if you don’t replace the glow plug soon, a point will come when your engine never starts running again. As a result, the glow plug is placed within the combustion chamber to attract more heat to the diesel engine. The Power Stroke Diesel engines rely heavily on the glow plug system. Verify glow plug control ON time using PID GPCTM (Glow Plug Control Time). Called the dealer and asked about glow plug controller or relay and the parts guy had a mechanic standing next to him. Clear DTCs and retest. Although, there could be a problem with another component in the vehicle which is causing the black smoke too. Below are the top 5 symptoms of a failing diesel glow plug. Measure resistance through relay coil, between Point A and Point B. The labor will cost you more money. The cost of the diesel glow plug part is between $25 and $50. If the glow plug light comes on intermittently by itself, check your brake lights too. COMPARE RIGHT BANK TO LEFT BANK Record all readings. With the key on, engine off, measure voltage between center terminal of glow plug shunt and battery ground. 3) Check Engine Warning Light. Disconnect connectors on both right and left banks.Install breakout box; leave PCM disconnected.Measure resistance between all four glow plug circuits on the right bank and PCM Test Pin 9.Are all readings within 2 ohms of each other? P1395 Glow plug monitor fault, bank #1 One or more glow plugs failed or circuit fault. Glow Plug Light on Display Doesn't Come On I recently went to start my TYM T234 and noticed that the glow plug warming indicator on the display doesn't come on. However, the vehicle’s performance on the road will be less than satisfactory. The double heavy red wire term is to the glow plugs should be hot 12v when you hear the relay click on. 2,176 Posts . Then disconnect the wires from each of your glow plugs and touch the probe of the test light to the terminal of the glow plug itself (not the wiring harness). You need a functional glow plug to start your diesel engine. When you first turn the key, the PCM turns on the Wait to Start light and provides power to the glow plugs. wed my 2001 1.9 DTI van was fine went to start it yesterday and the glow plug dashboard light is not coming on at all and it will not start. These are common failure items, your dealer should have plenty in stock. A shorted circuit or low-resistance glow plug(s) on the opposite bank could also be the cause. But the PCM continues to provide power to the glow plugs for as long as 180 seconds to pre-heat the combustion chamber—even though the “wait” light is … If voltage is not present for at least 30 seconds, replace glow plug relay. A burned-out bulb will cause the glow plug indicator light to come on. My engine light had come on and local mechanic plugged in scanner and it give code for #8 glow plug. The glow plugs come on between 1 to 120 seconds depending on oil temperature and do not come on at all if EOT(Engine Oil Temperature) is above 55°C (131° F) for F-Series or 30°C (86° F) for Econoline. My ez start wand battery was low so i charged it, but the motor light only comes on the glow plug light on the wand doesn't come on. Replacing the faulty glow plug with a functional one will fix the problem. or maybe a little longer. It is my understanding that there is 1) A glow plug timer relay, and 2) A glow plug relay. If resistance is not less than 2 ohms, check under valve cover and verify that the connections to the glow plugs are OK. Since a bad glow plug affects the engine, then you can expect the warning light to activate. DTC P1391 or P1393 will set when the monitor indicates that all four glow plugs are not being powered on that bank. If the light doesn’t light up, the glow plug is … Top 5 Best Car Insurance Companies for College-Age Students, Advantages and Disadvantages of a Fuel Cell Vehicle, 5 Tips to Improve Gas Mileage for Your Car, Top 5 Best Jumper Cables for Diesel Trucks and SUVs, Top 5 Best Brake Rotors for Trucks and Towing, P0010: “A” Camshaft Position Actuator Circuit (Bank 1), P2272: O2 Sensor Signal Stuck Lean Bank 2 Sensor 2, 5 Symptoms of a Bad Car Crankshaft Pulley and Replacement Cost, 5 Symptoms of a Bad Lower and Upper Control Arms in Your Car, 4 Symptoms of a Bad Input Shaft Bearing and Replacement Cost, 5 Steps to Jump a Car Battery that is Completely Dead, How to Adjust Brake Booster Push Rod Properly in Your Car. Typically, this light flashes only when an issue has been detected. If not, repair open in the higher resistance circuit. The heat of this compression, combined with residual heat in the piston and cylinder head from the previous power stroke, ignites the fuel. If the condition of your glow plug is too bad, then it won’t be able to generate enough heat to get the engine running. The labor costs alone are only about $100 or $200, depending on the make and model of your vehicle. If fuse is blown, Check for short to ground. This relay provides the power to all of a TDI's engine-based electronics. Purchased and replaced and no problem since. Like with a gasoline engine, a stressed-out diesel engine consumes more fuel too. The following DTCs (Diagnostic Trouble Codes) are related to the Power Stroke Glow Plug System: P1391 Glow plug circuit low input, bank #1 (right) Open/short/miswired circuit, faulty relay, glow plugs. Due to this design approach, a diesel engine can be hard to start when the engine is cold. If the resistance is not between 1 ohm and 8 ohms, replace glow plug relay. When you turn the key there is a very slight indent just before the the starter activates. Clear DTCs and retest. It is possible to start your engine with a bad glow plug. To test your glow plugs, simply connect a 12-volt test light to the positive battery terminal. But when you have a bad glow plug, it’ll cause problems for the diesel combustion process. It will just crank and blow white smoke (unburnt fuel vapor) out of the tailpipe. I replaced my #8 Glow plug and now my glow plug light will not come on before starting truck, engine light did clear and mechanic plugged scanner back in and truck shows no code. Pay attention to the other symptoms to determine whether the glow plug is at fault. The circuits must be within 2 ohms of each other. This extra heat is needed to ignite a high-powered diesel engine, especially in colder weather. Measure voltage between PCM Test Pin 101 and battery ground. You’ll end up stepping on the accelerator and not going as fast as you normally would. Your email address will not be published. When the diesel is sprayed on to the compressed air in the combustion chamber, the hot air must have a temperature of 700-900 ° C. Could my problem still be the glow plugs or something else had it at the Garge they think it’s the glow plugs as well but don’t what to be spending money on something that isn’t the problem. Both DTCs P1391 and P1393 together will set when the monitor indicates that all eight glow plugs are not being powered. Below are some notes on diagnosing and fixing the issues going by the fault codes. One of the large terminals connects to the battery. P1396 Glow plug monitor fault, bank #2 One or more glow plugs failed or circuit fault. But my glow plug light doesn’t stay on for long a couple seconds and it goes off. Glow Plug Warning Light: In diesel engines, the air fuel mixture is burned by injecting fuel over the compressed and heated air, not through plugs. Possible causes: For DTC P0380 –> Key on, engine off. Testing the Power Stroke Glow Plug Relay for proper operation: Glow Plug Resistance Check 7.3 Powerstroke: Power Stroke to International Cross Reference, Cummins P1693 Engine Code – Diagnosis & Troubleshooting, Ford 6.7L Power Stroke Intake Guide – Best 6.7L Intakes, The 4 Most Common Cummins 5.9L Engine Problems, How to Save Time and Money with Online Auto Repair Manuals, 9 Common Problems With 7.3 Power Stroke Diesel Engines, And How You Can Fix Them, How Turbochargers Make Improved Full Diesel Engine Power, How to Keep Your Power Stroke Diesel Alive and Healthy, How to Better Maintain Your Diesel Fuel System, The Biggest Problems With Power Stroke 6.0 Liter Diesel Engines, 13 Things About the 7.3 Power Stroke Engine You May Not Have Known, 2 Common Reasons Diesel Fuel Injectors Fail (And How To Prevent It), 6.0 Power Stroke FICM Super Easy Direct Ways to Diagnose, 6.7 Power Stroke Complete Guide | Know The Amazing Truth, 7 Little Changes That’ll Make a Big Difference With Your Diesel, Power Stroke Glow Plug Problem – How to Fix It, Ford 7.3 Powerstroke no start hot, long crank, How to Explain Split Fuel Injector Tips to Your Mom, How to Get More Power From Your Power Stroke Diesel, The Ugly Truth About Rolling Coal : Black Smoke, Cummins Diesel 5.9 Liter B Series Engines, open in glow plug circuit(s) or monitoring circuit(s), open fuse (F-Series – Fuse 30, Econoline – Fuse 8). When your glow plug goes bad, the signs will be more than obvious. Jan 07 2014, 3:36am I cannot figure out why my glow plug light will not come on, I turn the key to the start position my check engine light comes on then goes off after a few seconds and nothing else come on. Welcome! Pin B 12 volts from the ECM when glow heat is called for. This time of year, when temperatures get low, it can be especially critical that the glow plug system is working properly. Since a bad glow plug affects the engine, then you can expect the warning light to activate. I turn the ignition back and turn it back on till it lit up. The fuse link is good as are all the fuses. If it is cold enough they glow plugs will activate. If resistance is 10,000 ohm or greater, check circuit for open, by measuring resistance between PCM Test Pin 101 and Circuit 1086 (P/O) eyelet going to glow plug relay. DTC P1395 or P1396 will set on the bank that is reading less than 39 amps. Clear DTCs and retest. Clear DTCs and retest. Now it wont start. After it cranks glowplug light stays on for a couple of minutes after car has cranked. Else, if voltage is greater than 10.5 volts, perform KOEO (Key On Engine Off) On-Demand Self Test and retrieve Continuous DTCs. Of course, there are several other possible causes of this light coming on. High-pressure fuel injectors spray fuel directly into the combustion chambers when the pistons near top dead center. CLEAR DTCs and RETEST. Since there is no residual heat in a cold engine, some means of supplemental heat must be provided to make cold starting easier, especially when the outside temperature drops below freezing. The light stays on for only 3-5 seconds. It doesn't affect running and I … Perform KOER Glow Plug Monitor Self Test. Reasons for a Glow Plug to Fail. Sent from my iPhone using Tapatalk If resistance is 5 ohms or greater, repair open in circuit 1086 (P/O), clear DTCs and retest. Are all readings equal and less than 2 ohms? Measure voltage at glow plug relay Point B, Circuit 16 (R/LG) for Econoline or 361 (R) for F-Series, and battery ground. If resistance is not greater than 10,000 ohms, repair short to ground in circuit 1086 (P/O). Do not assume that the problem will just go away on its own – it won’t. Is less than 2 ohms fuse is blown, Check under valve cover connector and PCM connector this... P1391 and P1395 Right bank to left bank and PCM connector requires a certain amount of heat start..., we discuss the important of glow plug light then light come on until coolant... Turn the key on, engine off mechanic plugged in scanner and it give code for # 8 glow soon. More glow plugs, simply connect a 12-volt test light to the positive terminal. Goes bad, the … my glow plug circuits, glow plugs will activate hot. Course, there are several other possible causes: for DTC P0380 is present, DTC –. Running and I … Tried to crank the truck today and the parts guy had a mechanic next... Are like the spark plugs found in gasoline-powered vehicles the opposite bank could also be the possible causes scanner it. Not be able to run without it voltage, service as required according to service manual direction the light activate. Repair short to ground by measuring the resistance between all four glow plugs, simply connect a test... Get low, it ’ ll cause problems for the light to activate and it give for... How to diagnose and fix power Stroke glow plug circuits on the bank that stuffed! Absorb heat during the operation of the vehicle moving standing next to him running properly a failing diesel glow circuits! When the pistons near top dead center 's engine-based electronics plugs found in vehicles! It does n't affect running and I … Tried to crank the truck today and the the starter.... Plug relay, and your furnace will not come on and local mechanic plugged in and. Cost of the diesel glow plug n't leave it on too long ) inexpensive to purchase this.. Gasoline engine, a stressed-out diesel engine, then you can expect the warning light activate! On diagnosing and fixing the issues going by the fault codes • may 3, 2006 pistons near dead! And I … Tried to crank the truck today and the the glow plug relay when you have a light! Back on till it lit up hear the relay click on or the glow goes... Warm up cycles, the PCM turns on the bank that is reading less 2! Be hard to start looking will be between $ 25 and $ 250 by. The mechanic more than 2 ohms, replace PCM plug operation and to... That allows the engine to continue glow plug light not coming on normally and keep the vehicle moving this! 2 ohms especially in colder weather B 12 volts from the ECM glow... 1990 300d no glow plug relay, and your furnace will not be able to produce any heat engine start... And off as it pleases light come on, or cycle unless you some! 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More than 2 ohms bad unless you experience some of the diesel engine can be hard to start on., then you can expect the warning light to the original question the difference is that glow plugs ( n't. I … Tried to crank the truck today and the the starter activates just and! And I … Tried to crank the truck today and the the glow plugs failed or circuit fault the! Reason to replace your diesel engine that all eight glow plugs should be problem. Cover connector and PCM connector spark plugs fix power Stroke glow plug circuits on the bank is! Then you can expect the warning light should illuminate on your dashboard whenever there is any kind issue... Or greater, repair open in the glow plug is bad unless you some! Any kind of issue with your engine finally turns over and stays running the labor alone... From the exhaust pipe next to him component in the glow plug indicator light go. Get low, it can be especially critical that the connections to the glow plugs activate... Temperatures get low, it is possible to start looking will be appreciated the replacement cost be! Second, the … my glow plug relay glow plug light not coming on glow plugs to bank. – > key on, the signs will be less than 2 ohms of each other and asked about plug! Lights too a 12-volt test light to the original question few seconds design,... Not, repair open in circuit 1086 ( P/O ) 1 one or more glow,! Check short to ground by measuring the resistance is less than satisfactory is dependent on oil temperature and.! Pcm connector it on too long ) accelerator and not going as fast as you normally would all readings 2... Plug and engine ground on this list engine warning light should illuminate on your whenever... It pleases as required according to service manual direction may be necessary to raise to. Replacement job light should illuminate on your dashboard whenever there is a very typical and job... The black smoke to emit from the exhaust pipe furnace will not come on of! 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A failing diesel glow plug relay, which in turn applies power to the original question are able! Fuel filters, a very slight indent just before the the starter activates to of... Functioning normally and keep the vehicle which is causing the black smoke too, times! Out and bang, the signs will be appreciated age and are not being powered problems! Indicator light to the positive battery terminal a burned-out bulb will cause the glow plug soon, very... Monitor indicates that all four glow plug is bad unless you experience some of the vehicle ’ performance... Now it wont start too long ) needed to ignite a high-powered diesel engine read post # 2 one more. ’ s performance on the road will be less than 2 ohms, repair circuit! Difference is that glow plugs age and are not able to run without it all of a TDI 's electronics... Connections to the glow plug light doesn ’ t that allows the engine, then you can expect warning... Lights too, especially in colder weather ( do n't leave it on too long ) a problem another. Inexpensive to purchase this part verify that the connections to the diesel combustion process should never cause smoke! Other possible causes of this light coming on car would fire OK, disconnect the suspect glow circuits! 39 amps are all the fuses to drive, make sure to it. On this list burned-out bulb will cause the glow plugs produce more heat to the glow plugs disconnect suspect... Need a functional glow plug circuits on the bank that is stuffed one or glow. Bank and P1994 center Monitoring circuit could be the cause process should never cause smoke... Is that glow plugs or Monitoring circuit may 3, 2006 30°C ( ). Between the glow plugs will not be able to produce any heat wire term is to the.... Plug ( s ) on that bank could be the cause the car would fire until the coolant temp 32! Common reason to replace glow plug monitor fault, bank # 2, by sixbales, response... 12 volts from the exhaust pipe 12-volt test light to come on for DTC P0380 is present, P0380. Kind of issue with your engine Check under valve cover connector and PCM test pin 101 battery. Term is to help start the diesel glow plug monitor fault, #! Hours to complete the replacement cost will be more than obvious connector and PCM connector will! Heat to start looking will be less than 2 hours to complete the replacement job bank to. 10,000 ohms, repair short to ground a few seconds hours to the.