DTC C1311/11: Open in Main Relay 1 Circuit; DTC C1312/12: Short in Main Relay 1 Circuit; DTC C1313/13: Open in Main Relay 2 Circuit; DTC C1314/14: Short in Main Relay 2 Circuit [09/2015 - ]: Description
The ABS main relay (skid control ECU interior circuit) remains ON for approximately 2 minutes after the engine switch is turned off and the input of brake operation signals stops, and supplies power to the system to keep it ready to operate.
| DTC Code |
Information Code |
DTC Detection Condition |
Trouble Area |
| C1311/11 |
1 |
When either of the following is detected:
- Relay contact is off (BSO1 terminal is less than 3.5 V) for at least 0.2 sec. when +BI1 or +BI3 terminal voltage is 8.1 V or more and main relay 1 is on.
- +BI1 or +BI3 terminal voltage is less than 8.1 V and main relay 1 cannot be on for at least 0.2 seconds when main relay 1 is turned on (BSO1 terminal is 3.5 V or more).
|
- ABS main relay (ABS MAIN1) (Skid control ECU interior circuit)
- Wire harness
- Skid control ECU
|
| C1312/12 |
3 |
Relay contact is on (BSO1 terminal is 6.5 V or more) for at least 1 second when main relay 1 is off. |
- ABS main relay (ABS MAIN1) (Skid control ECU interior circuit)
- Wire harness
- Skid control ECU
|
| C1313/13 |
4 |
When any of the following is detected:
- Relay contact is off (BSO2 terminal is less than 3.5 V) for at least 0.2 sec. when +BI2 or +BI4 terminal voltage is 8.1 V or more and main relay 2 is on.
- +BI2 or +BI4 terminal voltage is less than 8.1 V and main relay 2 cannot be on for at least 2 seconds when main relay 2 is turned on (BSO2 terminal is 3.5 V or more).
|
- ABS main relay (ABS MAIN2) (Skid control ECU interior circuit)
- Wire harness
- Skid control ECU
|
| C1314/14 |
6 |
Relay contact is on (BSO2 terminal is 6.5 V or more) for at least 1 sec. when main relay 2 is off. |
- ABS main relay (ABS MAIN2) (Skid control ECU interior circuit)
- Wire harness
- Skid control ECU
|