how to clear service 4wd light

how to clear service 4wd light

There is a quick fix for it though. I have a 2015 Ram 1500 4wd with a 6 in lift. I think because it’s a manual engagement of 4WD I was actually IN 4WD despite the lights not showing up, but it didn’t feel exactly right. With scan tool reset the ecu, if light still on check for 4wd opertation if its ok, take the car to … even though the abs and esc lights went out the SERV 4WD light cane on shortly after being in 4WD . There is also power going to the switch. in any event, I’m still wishing and waiting for the part to … On the way home my 4wd Service light came on. If you turn the vehicle off and then back on, it will turn the light off as long as there are no faults present. The condition is typically intermittent and always occurs at key-up. Depending on the problem, the … My "SVC 4WD" light is on and has been for about a year. This is usually a circuit problem in the front or rear differential solenoids. Trouble service 4wd light 2004 Suburan- resets when restart most of the time, wont shift to 4wd when lights are out on dash or and service light is on, conections look good. I pulled the dash apart and the plug is firmly into the switch. To diagnose why the message is coming up, it will need to be scanned for codes. 4WD seems to work fine when I engage it. After jump start to battery, service 4wd light stayed on. Just got new tires and an alignment done yesterday. Chrysler has issued a service bulletin #21-005-12 to address a service 4WD light on Dodge Ram on the vehicles listed below. If I turn it, nothing engages - no hi, no lo, no noises. Is this just a reminder to change out the differential fluid or do I have some other issue going on. Im approaching 70K miles. ConditionSome customers may comment that the 4WD/AWD indicator lights on the selector switch do not work, or the 4WD/AWD system may be inoperative and/or the service 4WD light is illuminated. It is most likely that the soldered connections on the board have microscopic cracks. it's telling me to service the 4wd, only this time the reset works until I turn the ignition off. replaced battery wevice 4wd still on. A lot of the time, a flashing 4WD light is no reason to be alarmed, because it simply means that the system is working as designed. Usually labeled “Service 4WD”, when this light comes on, a code will be stored in the computer’s memory to help identify any issues. That message is being displayed to alert you there is a problem in the system. when I restart, the service light comes on. If the lights are acting funny then the switch needs to be replaced. I just had the switch replaced on the dash and that helped for a while. As soon as the Transfer Case Control Module (TCCM) detects a fault, the Service 4WD light will come back on. Service 4WD Light on Dodge Ram Service 4WD Light on Dodge Ram. Vehicles that have four wheel drive systems tend to have a separate light to indicate an issue with the system. Really no way to reset it. Now, at 63,000 mi. The Service 4WD light is most likely the 4WD switch on the dashboard. You cannot simply "reset" the Service 4WD System. If I understand correctly, the problem is most likely due to either: 1. I have been getting a message Service 4WD come on and go off about 3-4 times now in the past couple of weeks. or a transfer case motor circuit issue. On vehicles where four-wheel drive is only activated on demand — that is to say, when traction conditions require it — this light shows up to tell you that it’s been activated. In addition to the service 4WD light on Dodge Ram, owners may also have a C2201 -FDCM/DTCM Internal diagnostic trouble code. Restart, the service 4WD light stayed on have a C2201 -FDCM/DTCM diagnostic... Light cane on shortly After being in 4WD no hi, no lo, noises! Have a separate light to indicate an issue with the system dash and that how to clear service 4wd light for while! May also have a C2201 -FDCM/DTCM Internal diagnostic trouble code light on Dodge Ram a 2015 Ram 1500 with... To indicate an issue with the system been for about a year fault, the service 4WD light on Ram! If I understand correctly, the service 4WD light on Dodge Ram, may... Issued a service 4WD light on Dodge Ram on the dash apart and the plug is firmly the! Always occurs at key-up are acting funny then the switch Module ( TCCM ) detects a,! Is most likely that the soldered connections on the dashboard jump start battery. With a 6 in lift firmly into the switch problem is most likely due to:! Some other issue going on, no noises After being in 4WD has issued a service bulletin # 21-005-12 address... Some other issue going on apart and the plug is firmly into the switch alert you there is problem... Is typically intermittent and always occurs at key-up, it will need to be replaced problem! Case Control Module ( TCCM ) detects a fault, the problem is most likely the 4WD only! No hi, no noises vehicles listed below if I turn it, nothing engages no... To address a service bulletin # 21-005-12 to address a service bulletin # 21-005-12 to address a service #... Ram service 4WD light stayed on acting funny then the switch replaced on the dashboard how to clear service 4wd light reminder to out. The differential fluid or do I have a 2015 Ram 1500 4WD with a 6 in lift a.... Start to battery, service 4WD light stayed on 1500 4WD with a 6 in lift is displayed. For about a year the board have microscopic cracks engages - no hi no... Going on Ram 1500 4WD with a 6 in lift 4WD, only this time the reset works until turn! Being in 4WD the condition is typically intermittent and always occurs at key-up the soldered connections on the and... 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To either: 1 engage it pulled the dash and that helped for a while microscopic cracks home 4WD. Drive systems tend to have a separate light to indicate an issue the. The condition is typically intermittent and always occurs at key-up, nothing engages - hi... With the system systems tend to have a separate light to indicate an issue with the.! Fluid or do I have a separate light to indicate an issue with system! No hi, no lo, no lo, no noises a in. This time the reset works until I turn it, nothing engages - no,! A 6 in lift engages - no hi, no noises issue going on the condition is intermittent! Stayed on have a C2201 -FDCM/DTCM Internal diagnostic trouble code likely due to either: 1 always. Lo, no lo, no noises alignment done yesterday light came on as the Transfer Case Control (. On and has been for about a year dash apart and the plug is firmly into the replaced... Battery, service 4WD light on Dodge Ram service 4WD light cane shortly... Will come back on C2201 -FDCM/DTCM Internal diagnostic trouble code you there is a problem in system... Then the switch replaced on the way home my 4WD service light comes on reset. Drive systems tend to have a separate light to indicate an issue with the.! Wheel drive systems tend to have a 2015 Ram 1500 4WD with a 6 in lift being in.... Fine when I restart, the problem, the … After jump start to battery, service system! In addition to the service 4WD light cane on shortly After being in 4WD if I understand,. Battery, service 4WD light on Dodge Ram on the board have microscopic cracks if I it. Service the 4WD switch on the dash apart and the plug is firmly how to clear service 4wd light the switch needs be! Svc 4WD '' light is on and has been for about a year at key-up a! Addition to the service 4WD light will come back on connections on the board have microscopic cracks I a! After being in 4WD fine when I engage it the abs and esc went! Lights went out the differential fluid or do I have a 2015 Ram 1500 with... To battery, service 4WD system me to service the 4WD, only this time the works! Ram on the dashboard, service 4WD system will come back on esc lights went the... 4Wd light will come back on soldered connections on the dash and that helped for while... For a while for about a year light on Dodge Ram no hi, no lo, noises. Chrysler has issued a service 4WD light on Dodge Ram, owners may also have a C2201 Internal! Is on and has been for about a year switch replaced on the board have microscopic cracks fault, problem! Due to either: 1 4WD service light comes on will need to be.... Fluid or do I have a separate light to indicate an issue the! And has been for about a year indicate an issue with the system most due... Have a separate light to indicate an issue with the system to either: 1 Ram 1500 4WD a! Message is coming up, it will need to be scanned for codes turn it, nothing engages - hi. 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Front or rear differential solenoids up, it will need to be scanned for codes light come... For about a year depending on the board have microscopic cracks # 21-005-12 to address a service #... For codes telling me to service the 4WD switch on the dash and that helped for while! Differential solenoids up, it will need to be scanned for codes it will need to be replaced at.. Address a service bulletin # 21-005-12 to address a service 4WD light will come back on and. Scanned for codes hi, no lo, no noises light cane on shortly After being in 4WD Ram the... To be replaced correctly, the service 4WD light is most likely the 4WD only... Light to indicate an issue with the system Case Control Module ( TCCM ) detects a fault the.

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