OBD-II code · Network
U057B Invalid Data Received From Battery Charger Control Module C
A receiving module detected implausible data from battery charger control module C. Charge current, voltage or grid sync values fail plausibility checks and are rejected.
Is it safe to drive with U057B?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyModule internal fault or sensor input drift
- PossibleSoftware version mismatch after replacement
- 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
- 1–5 h
- Emissions test
- Usually unaffected
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Battery Charger Module C
Related codes
- U049CInvalid Data Received From Battery Charger Control Module A
- U04BEInvalid Data Received From Battery Charger Control Module B
- U057CInvalid Data Received From Battery Charger Control Module D
- U0577Invalid Data Received From Lighting Driver Control Module D
- U0578Invalid Data Received From Seat Module K
- U0579Invalid Data Received From Seat Module L
- U057DInvalid Data Received From Off-Board Charger Control Module
- U0580Invalid Data Received From Haptic Control Module
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.