FixVault

DTC C1249/49 Open in Stop Light Switch Circuit: Description

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

DTC DETECTING CONDITIONS AND TROUBLE AREAS

DTC No. DTC Detecting Condition Trouble Areas
C1249/49 ECU terminal IG1 voltage 9.5 V to 17.0 V and ABS non-operational, open in stop light switch circuit continues for 0.3 seconds or more.
  • Stop light assembly
  • Stop light switch circuit
  • Master cylinder solenoid (skid control ECU)