service 4 wheel drive system
The technician will also drain fluids out of the differentials and give them fresh fluid. I also have a 2006 commander with the same issue where the Service 4 wheel dr system message flashes on every 2-3 months but goes away.
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When the Service 4WD light comes on it also shuts down the 4WD capability for the remainder of the drive cycle.
. And I can turn nob to whatever location I want and it will shift. Discussion Starter 1 Jan 18 2012. The service Four wheel drive light is to alert the operator the system is not being read properly by the ECU.
The service 4 wheel drive light comes on because theres a problem. Upon restarting the truck I noticed that while starting it all the led lights on the 4wd push buttons came on never noticed that before but honestly never looked at the buttons while starting the truckThe lights then go out and the led. P73 checked the reprogramming because after N23 many were showing Service 4wd System and not shifting into 4lo.
Cherokee as wellIf it. Service 4 wheel drive system. Here is a trick that worked for me.
I spoke to the dealer because I still have extended warranty left. Our technicians tell us a software update for the FDCM is available to correct this concern. The different parts of the four-wheel drive system need regular maintenance to keep them working properly.
When driving my truck to day I noticed that the service 4wd message was on my DIC. It should work on Jeep Compass Liberty G. Depending on the problem the four wheel drive may be disabled temporarily.
To reset the Change Oil light turn the ignition on but do not start and then push the gas pedal 3 times. If I turn off the engine and wait for 10 min. Dealer tells me they will charge 125 to scan and find out what the cause is.
So for the last month or so service 4 wd message has been intermittently been being displayed. 3 Sep 14 2018. This is a software issue and can only be corrected by flashing the computers memory.
9 Mar 25 2015. P1899 Axle Torque Secondary Signal Message Counter Incorrect P189A Four Wheel Drive Range Secondary Signal Message Counter Incorrect or P2534 Ignition On. If the Service 4WD system light is on there should be a code stored in the module.
A technician will typically. Probably your 4 wheel drive actuator. Only show this user.
With the fuse out start the jeep drive forward about 20 feet. Jump to Latest Follow 1 - 15 of 15 Posts. Joined Jul 27 2011 6 Posts.
Secondly how do you reset the service light on a 4wd. Ive had 2 replaced. But I can drive for 3 miles or hundreds of miles and the indicator will eventually come on again no matter what position the transfer case is in.
If you have a Service 4WD System message on your Jeep in 50 of cases this will fix it. Inspect the transfer case. Service 4 wheel drive in dash indicator comes on and lights go out on the transfer case switch nob.
Thanks for the suggestions but thus far none of any of this has fixed the truck. Both times the service 4 wheel drive message came on for no reason. The biggest causes of this Ive seen are a software glitch in the final drive control module which the dealer can fix by reprogramming and the other is usually the electric actuator on the front axle housing.
328 people reported this problem. Up to 8 cash back Vehicles that have four wheel drive systems tend to have a separate light to indicate an issue with the system. This includes but is not limited to differential gearbox and transfer case fluids as well as driveshaft components like greasing the yokes ball joints and U-joints.
Clean the components of the system. Called them back they ordered a drive train control module and replaced. I had this same problem.
I wasnt even trying to go into 4 wheel drive. Unfortunately this is part of the proprietary codes an inexpensive OBDII reader cant read these codes. The following DTCs may be set.
Usually labeled Service 4WD when this light comes on a code will be stored in the computers memory to help identify any issues. This is a software issue and can only be corrected by flashing the computers memory. Then start truck everything is ok.
Only show this user. The service 4WD system light may illuminate with no fault codes stored in the final drive control module FDCM. After the initial visit and several hours of checking connections and programming updates the SERV 4wd light returned.
Average failure mileage is 59700 miles. 2014 3500 Laramie Mega Cab 4X4 SRW CumminsAisin Black Gold Rambox. Maintain Your 4 Wheel Drive System.
I shut the truck off and restarted the truck. Same thing goes for the front diff actuator. There were no codes being thrown but Service 4wd system was on and no 4-lo.
If the ECU loses contact with or position of the Transfer case actuator motor the service light will come on. My 2008 jeep gc overland 57 hemi is now doing it and when I called Chrysler Jeep they informed me that since my vehicle has been serviced for both N23 and P73 its a crap shoot as to if it will be covered at a dealership for a fix. A Service 4WD message or Service Engine Soon message may display on the Driver Information Center of some 2019 Silverado 1500 and Sierra 1500 models.
Reading the codes would do a lot to narrow down the potential problem. Re-flashing can be done at the dealer or at an independent repair shop equipped with reprogramming equipment. The 2015 Jeep Cherokee has 6 problems reported for service 4 wheel drive message comes on.
When the Service 4WD light comes on it also shuts down the 4WD capability for the remainder of the drive cycle. Pull fuse 25 33 on 08-10 models. Reprogramming is NOT free.
Lubricate the locking hubs. Inspecting all brake lines and electronic sensors underneath the 4WD is also vital when servicing a 4-wheel drive. When servicing a 4-wheel drive you need to inspect all critical 4WD drivetrain components.
With the Jeep still running replace the fuse.
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