C1249

DTC C1249 OPEN CIRCUIT IN STOP LIGHT SWITCH CIRCUIT

CIRCUIT DESCRIPTION

DTC Detection Condition:

This skid control ECU inputs the stop light switch signal and detects the status of brake operation.

The skid control ECU has an open detection circuit. If an open in the stop light switch input line or GND side stop light circuit is detected when the stop light switch is off, this DTC is output.

Wiring Diagram:

Step 1 - 2:

Step 3 - 5:

Step 6:

INSPECTION PROCEDURE

NOTE: When replacing the master cylinder solenoid, perform zero point calibration.

HINT:
- When troubleshooting in accordance with the DTC CHART, check DTCs before replacing the master cylinder solenoid.
- When troubleshooting in accordance with the PROBLEM SYMPTOMS TABLE, be sure to follow the table before replacing the master cylinder solenoid.