Quote:
Originally Posted by rebelliousfb
Hi, I've had my E92 M3 for about 5 years and for the past few, very occasionally I would start the car up and it would be in full limp mode, throwing a dozen codes from airbags to (!) in red, etc.. I would typically turn the car off and on and it would be totally fine, no codes, so i knew it was something electronics based but its not a daily so it wasn't urgent. I finally got a code reader and had another episode (they're getting much more frequent). Here's what it spit out:
Multiple Restraint System 1 error
93D2: PASSENGER AIRBAG OFF LIGHT (POL)
Engine Electronics 5 errors
2B57: ENGINE EMERGENCY PROGRAM ACTIVATED
2B2D: THROTTLE INITIALIZATION BANK 2
CDC0: THROTTLE VALVE ACTUATOR CAN MESSAGE BANK 2
2B15: THROTTLE VALVE CONTROLLER CONTROL UNIT BANK 1
2B22: THROTTLE VALVE ACTUATOR PRE-DRIVE-CHECK BANK 2
Dynamic Stability Control Mk60 1 error
5E19: 5E19 - CAN DME / DDE, ENGINE TORQUE NOT ADJUSTABLE.
Instrument Cluster 4 errors
A559: KL30G_F SHUTDOWN
931B: TEMPERATURE SENSOR
9319: ERROR SIGNAL TANK RAW DATA_FUELLING_LINKS
931A: ERROR SIGNAL TANK RAW DATA_FUELLING_RIGHT
Driver's Side Footwell Module 6 errors
9CD5: COMMUNICATION WITH GURTBRINGER PASSENGER SIDE DISTURBED
9CD4: COMMUNICATION WITH GURTBRINGER DRIVER SIDE DISTURBED
9CB8: DEEP DISCHARGE PROTECTION OF THE BATTERY: DEACTIVATION OF
PARKING LIGHT
9CB5: DEEP DISCHARGE BATTERY
A8C6: DAYTIME RUNNING LIGHTS ON THE RIGHT ARE DEFECTIVE
A8B7: RIGHT BRAKE LIGHT DEFECTIVE, PL3 FROM 07/14 AND SA5A1: FOG LIGHTS LED
FAULTY, PL3 FROM 07/14 AND SA896: DAYTIME RUNNING LIGHTS HALOGEN RIGHT
DEFECTIVE
Obviously the throttle body actuators are a common issue and being referenced here, but there is a bunch of unrelated stuff being thrown too. Any thoughts?
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Check your battery cables, then check battery voltage, then check alternator.