P2E92
Charge Port Door B Open Request Switch Wake-Up Circuit
The wake-up circuit for the charge port door B open request switch reports a fault. Switch press may not wake the BMS for charge port unlocking.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Common causes
Ordered by how often each turns out to be the cause.
- Wake-up switch failedCommon
- Wiring faultPossible
Parts involved
- Charge Port Door B Request Switch
- Bms
P2E92 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.