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Home >> Chevrolet >> 2018 >> Bolt EV Premier >> Repair and Diagnosis >> Electrical >> Charging Systems >> Plug-In Charging System >> Diagnostic Information and Procedures >> DTC P302B-P302D >> Circuit/System Verification
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Circuit/System Verification

  1. Vehicle in Service Mode. Depress the receptacle switch with a small screw driver. With a scan command the DC Charge Port Lock between UNLOCK and LOCK.
    2. NOTE:

    If the receptacle switch is not fully depressed the reading will remain below 2 V.

  2. Observe the scan tool DC Charge Port Lock Actuator Position Sensor parameter. The reading should change between 0.15 - 1.75 V (UNLOCKED) and 3.75 - 4.85 V (LOCKED).
    • The reading are not within the specified ranges 

      Refer to Circuit/System Testing.

    • Go to next step: The reading are within the specified ranges 
  3. Verify that DTC P302B, P302C, or P302D is not set.
    • If any of the DTCs are set 

      Refer to Circuit/System Testing.

    • Go to next step: If none of the DTCs are set 
  4. All OK.
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