Powertrain
generic / SAE
P2E8D
Battery Charger B Charge Sequence Signal 1 Circuit Low
The charge sequence signal 1 circuit of battery charger B reports voltage below the expected window. Charging handshake compromised.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberE / 8D
Possible causes
- Signal wire shorted to ground high
- Open in signal wire medium
- Connector pins corroded - high contact resistance low
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 120–700 €
- Estimated time: 0.5–3 h
- Component: battery charger b charge seq signal 1
- Component: wiring harness
- Component: bms
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012