DTC B2602 Key Unlock Warning Switch Circuit Malfunction: Description
The multiplex tilt and telescopic ECU uses signals from the transponder key ECU to operate the auto away function or auto return function. This DTC is output when the ignition switch is turned to ACC, ON or START, but the transponder key ECU sends an off signal.
DTC DETECTION CONDITION CHART
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2602 | Signal (OFF) is sent to multiplex tilt and telescopic ECU when key is inserted into ignition key cylinder |
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