Network
generic / SAE
U044C
Invalid Data Received From Hybrid/EV Battery Inductive Charging Module
A receiving module detected implausible data from the inductive (wireless) HV battery charging module. Coil power, alignment or temperature values fail plausibility checks and are rejected, halting the wireless charge session.
SystemNetwork
Typegeneric / SAE
GroupU0
Range / number4 / 4C
Possible causes
- Module internal fault or sensor input drift high
- Software version mismatch after replacement medium
- Gateway module routing CAN messages incorrectly low
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
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–3000 €
- Estimated time: 1–5 h
- Component: inductive charger module
- MIL / check engine light
- drive cycle required
Sources
References
sae:J2012