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Home >> Cadillac >> 2002 >> Escalade EXT >> Repair and Diagnosis (Single Page) >> Brakes >> Anti-Lock Brakes >> Anti-Lock Brake System >> Diagnostic Information & Procedures >> DTC C0221, C0222, C0223, C0225, C0226, C0227: EBCM Detects Open Or Shorted Wheel Speed Sensor >> Test Description

Test Description

The numbers below refer to the step numbers on the diagnostic table.

  1. 3.  Measure the resistance of the wheel speed sensor in order to determine if the sensor has a valid resistance value.
  2. 4.  Ensures that the wheel speed sensor is generating a valid AC voltage output.
Fig 1: DTC C0221-C0227
G01664000Courtesy of GENERAL MOTORS CORP.
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