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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 808 (Antilock Brake System With TCVS & VSES) >> Diagnostic Information and Procedures >> DTC C0235 To C0237 or P0609: Rear Wheel Speed Sensor Circuit >> Test Description

Test Description

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

  1. 3.  This step tests for a voltage signal from the PCM.
  2. 4.  This step tests for a missing or erratic vehicle speed signal from the PCM. An assistant may be required to perform this test.

Fig 1: DTC C0235-C0237 Or P0609 (1 Of 2)
G01457083Courtesy of GENERAL MOTORS CORP.
Fig 2: DTC C0235-C0237 Or P0609 (2 Of 2)
G01457084Courtesy of GENERAL MOTORS CORP.
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