DTC B2275: STSW Monitor Malfunction [07/2015 - ]: Description
This DTC is stored when a malfunction is detected in the circuit between ST2 of the certification ECU (Smart key ECU assembly) and terminal ST2 of the hybrid vehicle control ECU assembly.
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 | Certification ECU (Smart key ECU assembly) 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 |
|---|---|
|
- |