U0315
Software Incompatibility with SRS Module
1992-1998 BMW 325i E36 2.5L I6 M50 🇷🇺
Critical SeverityNetwork
Description
Software version conflict with the supplemental restraint system module.
Symptoms
- Airbag warning light on
- SRS system potentially non-functional
- Restraint system warning message
Common Causes
- SRS module software outdated
- Programming error
- Version mismatch after SRS module replacement
Diagnostic Steps
- Check SRS module software version
- Verify correct calibration for vehicle
- Reprogram SRS module
- Check for TSBs related to SRS software
Repair Notes
Safety critical. Reprogram SRS module with correct software immediately. Do not delay repair.
Related Codes
Other Network Codes
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus Performance
- U0003High Speed CAN Communication Bus (+) Open
- U0004High Speed CAN Communication Bus (+) Low
- U0005High Speed CAN Communication Bus (+) High
- U0006High Speed CAN Communication Bus (-) Open
- U0007High Speed CAN Communication Bus (-) Low
- U0008High Speed CAN Communication Bus (-) High
- U0009High Speed CAN Communication Bus Shorted Together
- U0010Medium Speed CAN Communication Bus
U0315 on Other Vehicles
Common Questions
What does code U0315 mean on a 1992-1998 BMW 325i E36?
U0315 stands for "Software Incompatibility with SRS Module". Software version conflict with the supplemental restraint system module.
What are the symptoms of U0315 on a BMW 325i E36?
Common symptoms of U0315 include: Airbag warning light on, SRS system potentially non-functional, Restraint system warning message.
What causes U0315 on a 1992-1998 BMW 325i E36?
Common causes of U0315 include: SRS module software outdated, Programming error, Version mismatch after SRS module replacement.