DTC C1249: Open Circuit in Stop Light Switch Circuit [09/2018 - ]: Description
The skid control ECU assembly receives the stop light switch assembly signal and detects the brake pedal operation status.
The skid control ECU assembly has an open detection circuit, which stores this DTC if it detects an open in the stop light input line or ground line of the stop light circuit with the stop light switch assembly off (brake pedal not depressed).
| DTC No. | Detection Item | INF Code | DTC Detection Condition | Trouble Area | Note |
|---|---|---|---|---|---|
| C1249 | Open Circuit in Stop Light Switch Circuit | 520 | When IG2 terminal voltage is 9.5 V or more, an open stop light switch circuit continues for 10 seconds or more. |
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