DTC P0AA1-233 Hybrid Battery Positive Contactor Circuit Stuck Closed: Description
Refer to the circuit description for DTC P0AE6-225 (See DTC P0AE6-225 ).
This circuit uses the HV control ECU to monitor the system main relays and stops the system if a malfunction is detected in the relays, because it may be impossible to shut off the high-voltage system if any of the relays becomes stuck.
DTC DETECTION CONDITION AND TROUBLE AREA
| DTC No. | INF Code | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| P0AA1 | 233 | System main relays No.1, No.2, and No.3 on the HV battery positive and negative side stuck closed | HV relay assembly |