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Home >> Buick >> 2020 >> Envision Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 125 (Image Display Camera System) >> Diagnostic Information and Procedures >> DTC B0010 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2018 Buick Regal TourX and 2018 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition/Vehicle & All vehicle systems >> Off
  2. Disconnect the electrical connector: X2@A11 Radio
  3. Apply the parking brake.
  4. Engine Running & Transmission in Reverse
  5. Verify a test lamp turns On between the test points: Control circuit terminal 13 & Ground
    • If the test lamp does not turn On 
    1. Ignition/Vehicle >> Off & Remove - Test lamp
    2. Test for less than 2 ohms between the test points: Control circuit terminal 13 @Component harness & The other end of the circuit
      • If 2 ohms or greater >> Repair the open/high resistance in the circuit.
      • Go to next step: If less than 2 ohms
    3. Test for infinite resistance between the test points: Control circuit terminal 13 & Ground
      • If less than infinite resistance >> Repair the short to ground on the circuit.
      • If infinite resistance >> Test or replace the component: K9 Body Control Module
    • Go to next step: If the test lamp turns On 
  6. Ignition/Vehicle & All vehicle systems >> Off
  7. Disconnect the electrical connector: X7@K9 Body Control Module
  8. Ignition >> On / Vehicle - In Service Mode
  9. Test for less than 1 V between the test points: Control circuit terminal 13 & Ground
    • If 1 V or greater >> Repair the short to voltage on the circuit.
  10. Replace the component: A11 Radio