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 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.
DTC DETECTION CONDITION CHART
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| C1249/49 | ECU terminal IG1 voltage is 9 5 to 17 0 V, ABS is in non-operation, and an open in stop light switch circuit continues for 0.3 seconds or more. |
|