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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 103 (Antilock Brake System - Hybrid (Hp4)) >> Diagnostic Information and Procedures >> DTC C05A3 or C05A4 >> Circuit/System Verification

Circuit/System Verification

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  1. Test drive the vehicle.

    All sensors must show the same speed when driving in a straight line at a speed greater than 40 km/h (25 MPH).

  2. Verify the following parameters are within 1.6 km/h (1 MPH) of each other:
    • B5LF Wheel Speed Sensor - Left Front
    • B5LR Wheel Speed Sensor - Left Rear
    • B5LR Wheel Speed Sensor - Left Rear
    • B5RR Wheel Speed Sensor - Right Rear
    • If not within 1.6 km/h (1 MPH) of each other 

      Refer to: Circuit/System Testing

    • Go to next step: If within 1.6 km/h (1 MPH) of each other 
  3. All OK.
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