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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Power Door Lock System And Release Systems >> Diagnostic Information and Procedures >> DTC B3618: Exterior Liftgate Unlatch Switch Circuit >> Component Testing

Component Testing

  1. Ignition OFF, disconnect the X915 inline harness connector at the S58A Rear Compartment Lid Unlatch Switch-Exterior.
  2. Test for infinite resistance between the signal circuit terminal and ground circuit terminal listed below with the switch in the open position.
    • Signal circuit terminal 7 and ground circuit terminal 2 (With UVC)
    • Signal circuit terminal 4 and ground circuit terminal 3 (Without UVC)
    • If less than infinite resistance 

      Replace the S58A Rear Compartment Lid Unlatch Switch-Exterior.

    • If infinite resistance 
  3. Test for less than 3 Ω between the signal circuit terminal and ground circuit terminal listed below with the switch in the closed position.
    • Signal circuit terminal 7 and ground circuit terminal 2 (With UVC)
    • Signal circuit terminal 4 and ground circuit terminal 3 (Without UVC)
    • If 3 Ω or greater 

      Replace the S58A Rear Compartment Lid Unlatch Switch-Exterior.

    • If less than 3 Ω 
  4. All OK
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