DTC C1246/46 Master Cylinder Pressure Sensor Malfunction: Description
The master cylinder pressure sensor is connected to the skid control ECU in the master cylinder solenoid.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002 DTC DETECTION CONDITION CHART
| DTC Code |
DTC Detection Condition |
Trouble Area |
| C1246/46 |
When any of the following conditions is detected
- Both of the following conditions continue for at least 30 seconds
- Vehicle speed is more than 7 km/h (4 mph).
- PMC terminal voltage does not change by more than 0 005 V once it exceeds 0 86 V
- PMC terminal receives interference at least 7 times within 5 seconds
- Both of the following conditions continue for at least 1 2 seconds
- Stop light switch is OFF
- PMC terminal voltage is more than 0 86 V or less than 0 3 V.
- Both of the following conditions continue for at least 1 2 seconds
- IG1 terminal voltage is between 9 5 and 17 V
- VCM terminal voltage is not between 4 4 and 5 6 V
- Both of the following conditions continue for at least 1 2 seconds
- VCM terminal voltage is between 4 4 and 5 6V
- PMC terminal voltage is not between 0.14 and 4 85 V
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- Master cylinder pressure sensor
- Master cylinder pressure sensor circuit
- Master cylinder solenoid
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