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HOMESERVICE MANUALSCHEVROLET2013EQUINOX LS, AWD, GASREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTINFOTAINMENTCELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESDTC B1265CIRCUIT/SYSTEM TESTING
2013 Chevrolet Equinox LS, AWD, Gas

Circuit/System Testing

2013 Chevrolet Equinox LS, AWD, GasSECTION Circuit/System Testing
  1. Ignition OFF, radio OFF, radio B+ fuse removed, disconnect all of the connectors listed below:
    • T3 Audio Amplifier X1
    • P17 Color Information Display Module X1 (if equipped)
    • P22E Driver Seatback Video Display (if equipped)
    • P22F Passenger Seatback Video Display (if equipped)
    • K108 Active Noise Cancellation Module (if equipped)
  2. Install the radio B+ fuse. Ignition ON, A11 radio ON.
  3. Verify that a test lamp illuminates between the control circuit terminals listed below and ground:
    • T3 Audio Amplifier X1 terminal 16
    • P17 Color Information Display Module X1 terminal 6 (if equipped)
    • P22E Driver Seatback Video Display terminal 2 (if equipped)
    • P22F Passenger Seatback Video Display terminal 2 (if equipped)
    • K108 Active Noise Cancellation Module terminal 2 (if equipped)
    • If the test lamp does not illuminate.Β 
    1. Ignition OFF. Disconnect the X1 harness at the A11 radio.
    2. Test for infinite resistance between the control circuit and ground.
      • If less than infinite resistance, repair the short to ground on the circuit.
      • If infinite resistance.
    3. Test for less than 2 Ξ© in the control circuit end to end.
      • If greater than 2 Ξ©, repair the open/high resistance in the circuit.
      • If less than 2 Ξ©, replace the A11 radio.
    • If the test lamp illuminates.Β 
  4. Verify that DTC B1265 does NOT set as each component is connected one at a time.
    • T3 Audio Amplifier X1
    • P17 Color Information Display Module X1 (if equipped)
    • P22E Driver Seatback Video Display (if equipped)
    • P22F Passenger Seatback Video Display (if equipped)
    • K108 Active Noise Cancellation Module (if equipped)
    • If DTC B1265 sets.Β 

      Replace the module/component that was just connected

    • If DTC B1265 does not set.Β 
  5. All OK.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.