Door Lock Knob Switch Test

2010 Acura TL FWD V6-3.5LSECTION Door Lock Knob Switch Test



Door Lock Knob Switch Test

Driver's Door

1. Remove the driver's door panel Front Door Panel Removal/Installation.

2. Disconnect the 10P connector (A) from the door lock actuator (B).





3. Check for continuity between the terminals.

- There should be continuity between terminals No. 6 and No. 5 when the door lock knob switch is in the LOCK position and no continuity when the switch is in the UNLOCK position.
- There should be continuity between terminals No. 7 and No. 5 when the door lock knob switch is in the UNLOCK position and no continuity when the switch is in the LOCK position.
- Check for continuity between terminals No. 6 and No. 7 of door lock knob switch. There should be no continuity in either LOCK or UNLOCK positions.

4. If the continuity is not as specified, the switch is faulty; replace the door latch Service and Repair.

Passenger's Doors

1. Remove the passenger's door panel.

- Front Front Door Panel Removal/Installation
- Rear Rear Door Panel Removal/Installation

2. Disconnect the 10P connector (A) from the door lock actuator (B).





3. Check for continuity between the terminals.

There should be continuity between terminals No. 8�V�No. 7�V� and No. 10�V�No. 5�V� when the door lock knob switch in the UNLOCK position and no continuity when the switch is in the LOCK position.

�V� �V�: Left rear door

4. If the continuity is not as specified, the switch is faulty; replace the door latch Service and Repair.

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:

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