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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 71 (Engine Mechanical - 2.0L (LTG) Or 2.5L (LCV) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC C047B: Engine Mount Actuator >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Dynamic Test

  1. Disconnect the harness connector at the Q80R Engine Mount Solenoid Valve-Right.
  2. Install a 10A fused jumper wire between the B+ terminal 2 and 12 V. Install a jumper wire between the control terminal 1 and ground.
  3. Verify the Q80R Engine Mount Solenoid Valve-Right turns on and off or clicks.
    • If the Q80R Engine Mount Solenoid Valve-Right does not turn on and off or click. 

      Replace the Q80R Engine Mount Solenoid Valve-Right.

    • If the Q80R Engine Mount Solenoid Valve-Right does turn on and off or click. 
  4. All OK
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