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Home >> Chevrolet >> 2016 >> SS Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Object Detection System And Pedestrian Protection System >> Diagnostic Information and Procedures >> DTC B0954, B0955, B0956, or B0957: Parking Assist Front Sensor Circuit >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify that DTC B1405 is not set.
    • If the DTC is not set 
  3. Verify that DTC B0954 3A, DTC B0954 3B, B0955 3A, B0955 3B, B0956 3A, B0956 3B, B0957 3A or B0957 3B is not set.
    • If the DTC is set 

      Replace the B78 Front Object Sensor.

    • If the DTC is not set 
  4. Verify that DTC B0954, B0955, B0956, or B0957 is not set.
    • If the DTC is set 
    1. Verify the B78 Front Object Sensors are not contaminated with snow, mud, dirt, slush, or ice.
      • If contaminated, clean sensor.
      • If there is no contamination
    2. Refer to Circuit/System Testing.
    • If the DTC is not set 
  5. Ignition ON, transmission in REVERSE.
  6. Verify the scan tool Parking Assist System Status parameter displays Enabled.
    • If the Parking Assist System displays Disabled 

      Refer to Circuit/System Testing.

    • If the Parking Assist System displays Enabled 
  7. All OK.
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