What does SERV 4WD mean in a Jeep?
The “Service 4WD System” message indicates a problem with the 4WD system that should be properly diagnosed and repaired. When the ignition key is turned from OFF-RUN-START and is released back to the RUN position after the vehicle starts, the 4WD warning light should go on for 1 to 2 seconds and then go out.
Where is the SERV light on a Jeep Grand Cherokee?
It controls the 4wd system and will cause both lights to come on. It is located under the driver’s front seat as shown below. When it is replaced it has to be programmed. It is number 3 in the link below.
Why does my Cherokee SRT8 have a service 4WD warning?
The car was driving perfectly fine, I parked the car and turned it off when I returned a few hours later and started the car the service 4wd system warning came up.
Why does my Jeep have a service 4WD light?
The service manager called later in the day and mentioned they pulled a DTC from the DTCM that was isolated as being a faulty code generated from the ELSD due to faulty programming from Chrysler. Seems I’ve read several other people were told the same thing, only to find out that the “flash” repair process isn’t the fix for everyone.
Is the Jeep WK2 still a 4WD vehicle?
My assessment is all 4WD capabilities are still functioning well in both High and Low settings. My WK2 is an Overland with Selec-Terrain, QDII, and QL. Haven’t had one mechanical issue with the vehicle since I bought it almost 2 years ago at 40,000 miles. This issue just arose around 85,000 miles.
It controls the 4wd system and will cause both lights to come on. It is located under the driver’s front seat as shown below. When it is replaced it has to be programmed. It is number 3 in the link below.
Is there a problem with my Jeep Grand Cherokee?
Now just have to take to Jeep dealer to update the jeep service 4wd system light, not fixed. Service 4WD System light on, Traction Control light on (meaning traction control is off). Car runs and drives fine.
The car was driving perfectly fine, I parked the car and turned it off when I returned a few hours later and started the car the service 4wd system warning came up.
The service manager called later in the day and mentioned they pulled a DTC from the DTCM that was isolated as being a faulty code generated from the ELSD due to faulty programming from Chrysler. Seems I’ve read several other people were told the same thing, only to find out that the “flash” repair process isn’t the fix for everyone.