DTC P0AA1-233: Hybrid Battery Positive Contactor Circuit Stuck Closed [08/2013 - ]: Description
WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
- Refer to the description for DTC P0AE6-225. Refer to DESCRIPTION .
- This circuit uses the power management 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 No. | INF Code | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| P0AA1 | 233 | SMRP, SMRB and SMRG on the HV battery positive and negative sides are stuck closed. |
|