Vehicle Hardware Incompatibility
The ECU detects that one or more connected modules report a hardware variant or part number that is not compatible with the current ECU calibration. Typically appears after replacing a part with the wrong revision or after a software update without matching hardware.
Affected components
- Vehicle configuration
- Hardware variant
Common causes
- High likelihood: Replacement part has wrong revision
Diagnostic notes
- The malfunction indicator lamp may illuminate
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.