OBD-II code · Network
U0315 Software Incompatibility with ABS Control Module
A control module has detected that its software/calibration is incompatible with the ABS module. ABS, ESP/ESC and traction control may be disabled until matching software is flashed.
Is it safe to drive with U0315?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelySoftware/calibration mismatch with ABS
- PossibleUsed ABS module from different vehicle fitted
- Less likelyGateway module routing CAN messages incorrectly
Symptoms
- Multiple warning lights may illuminate
- Affected modules may go into limp mode or shut down
- Specific functions inoperative depending on module
- Diagnostic tools may show communication faults
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- ABS Control Module, Control Module
Related codes
- U0312Software Incompatibility With Battery Energy Control Module A
- U0313Software Incompatibility With Battery Energy Control Module B
- U0314Software Incompatibility With Four-Wheel Drive Clutch Control Module
- U0316Software Incompatibility with Park Brake Control Module
- U0317Software Incompatibility with Brake System Control Module
- U0318Software Incompatibility with Power Steering Control Module
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.