When did the service 4×4 system light come on?
My Service 4×4 System light came on back in September along with the Service Elec brake system. I recently replaced both front ABS sensors again. I thought the issue was resolved since I was able to drive 80 miles before the lights came back on.
How can I Fix my service 4WD system?
Service 4WD System Finally FIXED! I replaced all 4 of my wheel speed sensor with no luck with the 4WD light. I then read a ton of threads and found it was more then likely the wire harness for the solenoid on the inside of the front or rear diff. -At the top there is one wire connection and only one disconnect it.
What does the four wheel drive warning light mean?
The four wheel drive light means your car has activated four wheel drive. If the Service 4WD light is on, there may be an issue with the system. Is it safe to drive with the four wheel drive indicator lights on? Anyone who off-roads for a hobby knows that four wheel drive is a must have.
What to do when your 4WD light goes off?
Replaced the harness $10 part from stealership, replace fluid with mobile1 75-140 with friction modifier from dealership and Service 4WD light went off instantly :thumbsup: . Hope this helps The pic is the harness that sticks out the top of the diff.
Is the service 4WD light coming on again?
After a few months of ownership, I started having the ‘service 4wd’ light blink on for a few seconds at random times. The dealer flashed the TSB concerning the problem and it went away. A few weeks ago the light started coming on again, concurrently with the ‘traction control off’ light.
What does ” service 4WD system ” message mean?
Properly diagnosing and repairing any problems found should restore the system to proper operation. The “Service 4WD System” message does not mean it is time for routine maintenance of the 4WD system; rather, it indicates a problem with the 4WD system that should be properly diagnosed and repaired.
Why are my 4WD warning lights going out?
Common problems are: When the ignition key is cycled from OFF-RUN-START and is released back to the RUN position after the vehicle starts, the 4WD mode lights should illuminate for 1 to 2 seconds and then go out. If they stay on, there is a problem with the 4WD system.
How often does a PTU need to be serviced?
30K is the norm for transmission and apparently the PTU. It must use the same Mercon LV that the transmission uses. I’ve been told, engineering designs are based on 10yr / 150,000mi as design intent.