DTC C1042-00

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DTC C1042-00 : Left Front Wheel Abnormal Slip Detection

NOTE

Initial Diagnosis:
The initial on-board diagnosis occurs right after the vehicle condition is turned to the ON mode, and the ABS/VSA indicator comes on, and continues until the indicator goes off.
Regular Diagnosis:
The regular on-board diagnosis begins right after the ABS/VSA indicator goes off, and it continues until the vehicle condition is turned to the OFF (LOCK) mode.
Review "How to troubleshoot the VSA system" before doing the DTC troubleshooting procedure.
Test-drive the vehicle according to local traffic conditions and regulations. Do not test-drive on a lift unless specified.
The possible causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.

Confirmation Procedure	Basic Condition: No other DTCs detected With the Driving Pattern: Turn the vehicle to the READY TO DRIVE mode. Test-drive the vehicle at 12 mph (20 km/h) or more for at least 72 seconds. (Be careful of the surrounding traffic conditions.)
Execution	Regular Diagnosis
Duration	About 72 seconds
DTC Type	1 drive cycle Brake system indicator (red) on (If multiple wheel failures are detected) Brake system indicator (amber) on ABS indicator on VSA indicator on
Fail Safe Action	Stop EBD function (If multiple wheel failures are detected) Stop ABS function Stop engine drag torque control function Stop TCS function Stop VSA function Stop agile handling assist function Stop hydraulic boost failure compensation function Stop electric parking brake function (some of function)
Possible Cause	Low air pressure in left-front tire Different diameter left-front tire Left-front wheel speed sensor failure Debris on the left-front encoder surface VSA modulator-control unit internal failure