DTC C1257: Power Supply Drive Circuit [08/2015 - ]: Description
The motor relay (semiconductor relay) is built into the master cylinder solenoid and drives the pump motor based on a signal from the skid control ECU.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| C1257 | There is an open in the motor system circuit (motor input circuit). | Master cylinder solenoid (Skid control ECU) |