DTC B2275: STSW Monitor Malfunction [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.
This DTC is stored when a malfunction is detected in the starter circuit inside the power management control ECU.
HINT:
When the cable is disconnected and reconnected to the negative (-) auxiliary battery terminal, the power source mode returns to the state it was in before the cable was disconnected.
| DTC Code | DTC Detection Condition | Trouble Area | DTC Output Confirmation Operation |
|---|---|---|---|
| B2275 | Power management control ECU internal HV activation request output circuit malfunction or external circuit malfunction (1-trip detection logic*) |
|
Turn the power switch on (IG) and wait 10 seconds or more, then start the hybrid control system 3 times. |
- *: Only detected while a malfunction is present.
VEHICLE CONDITION AND FAIL-SAFE FUNCTION WHEN MALFUNCTION DETECTED
| Vehicle Condition when Malfunction Detected | Fail-safe Function when Malfunction Detected |
|---|---|
|
- |