DTC C1242/42 IG2 Power Source Circuit: Description
If there is a problem with the master cylinder solenoid (skid control ECU) power supply circuit, the skid control ECU outputs the DTC and prohibits operation under the fail safe function.
If the voltage supplied to terminal IG1 and/or IG2 is not within the DTC detection threshold due to malfunctions in parts such as the battery or alternator circuit, this DTC is stored.
DTC DETECTING CONDITIONS AND TROUBLE AREAS
| DTC No. | DTC Detecting Condition | Trouble Areas |
|---|---|---|
| C1242/42 | Vehicle speed 3 km/h (1.9 mph) or more and voltage of skid control ECU terminal IG1 and/or IG2 remains at below 6.5 V for more than 7 seconds. |
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