I have a 1999 e39 540i , I'm having a manufacturer code P1748 Control Module self test. Start by checking your fluid level. Would this be a torque converter issue or something internal to the transmission? The most typical manifestation of a transmission in failsafe mode other than the dashboard warning is the transmission being locked into one forward gear, unable to change shift either automatically or manually. Or do they just read the engine codes? This happens when there is a seroius error with the transmission system. Give our parts specialists a call at 1-888-280-7799.
I do this on all three ground supply pins. How do you know that the battery is fine? Straight to the point: In D or 3 position is desengaging. The transponder stores this code until the next time the ignition is switched on. What am I missing January 2, 2018 Followup from the Pelican Staff: What does scan data display for each position? This came up a couple times on my dashboard, and the car felt like it was stuck in a higher gear. Took it to german car place changed fluid and filter. Best way to tell, remove aftermarket parts, does problem go away? With anything but the lightest throttle application from standstill, the drivetrain will shudder violently, with rapid thud noise and feel feels and sounds like wheel hop.
Problem is intermittent and only happens once every day or two. The encoding process has been changed compared to that of previous versions, to increase security. Sometimes it will clear if you turn the X5 off and restart it. No codes from Peak Scan tool and generic scan tool. I unplugged the battery and everything is back to normal.
There are two Master Keys, one spare emergency wallet key and one valet key. Bottom line: Trans Program Failure is a pre-cursor to transmission failure. January 3, 2018 Followup from the Pelican Staff: Gear monitoring points to a slip. I pulled P0031, P0051, and P0600. Does it need a new trans ecu? This will be your best bet when diagnosing. In addition, if there trans is constantly in limp mode, I would avoid driving it.
Q3 any idea which more logical to start. The car starts and runs fine. That's the 1 cause of trans failure. Could be a seal leak, pressure hits peak and system can't shift due to pressure loss. Pressing buttons 1 and 3 at the same time will start a self-test of the transmitter. Is instrument cluster displaying correct position? Always check front tires for proper inflation pressures, correct size and matching brand and model. Fail safe is on the dash when its trying to shift out of first gear.
First, 80K, it just stopped, though engine rev'd. Good luck This fuse cluster is located on the passenger side of the engine bay under the cabin air filter housing. Thank you for the response. Failsafe mode will give you reduced engine performance but will allow you to drive for normally some distance. Any suggestions on what steps to take plz? Also check the lateral alignment of the driveshaft.
Unfortunately I cannot remember the specifics, might be time to go into the valve body for a look, or try to swap the valve body for a good one. If anyone has seen this problem before or can give me some ideas as to what might be causing it I would be very great full, once the code reader arrives I'll post the fault codes once I have them. The pressure regulation solenoid is de-energized resulting in maximum line pressure. My wife doesn't think it's too funny. April 4, 2017 Followup from the Pelican Staff: It is possible, but not likely. Used to slowly kick in to gear with trans program displayed , now only reverse. The battery signal disappeared but the fail-safe signal hasn't.
Took it back and thye said that they put in another transmission and rebuild it. Don't let a local shop rebuild it! April 4, 2017 Followup from the Pelican Staff: I think you have a worn out transmission. Will the bmw dealship pick up what was wrong now, after the whole thing has been reset? I have a 2002 530i, with 154k miles, the transmission failsafe program came on and my car has very little power when taking off, it doesnt feel like the tranny is slipping, I have no clue what it could be, can somebody please point me in the right direction,I had this happen after a monsoon and freeze. August 2, 2018 Followup from the Pelican Staff: If there is a fault code stored for gear ratio or adaptation, the transmission is likely faulty. I put the transmission into manual mode specifically so I can hear the engine sing at 6000 rpm, which is something you don't get from today's turbocharged 535i. The green indicator on the battery suggest the battery is ok.