Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Circuit/System Verification
- Ignition - On/Vehicle - In Service Mode
- Verify the scan tool parameter: Driver Door Lock Switch = Inactive
- If not the specified state
Refer to: Circuit/System Testing - Test 1
- Go to next step: If the specified state
- If not the specified state
- Operate the component: S13D Door Lock Switch - Driver - Lock Switch & Unlock Switch
Verify the scan tool parameter: Driver Door Lock Switch = Lock & Unlock
- If not the specified state
Refer to: Circuit/System Testing - Test 1
- Go to next step: If the specified state
- If not the specified state
- Verify the scan tool parameter: Passenger Door Lock Switch = Inactive
- If not the specified state
Refer to: Circuit/System Testing - Test 2
- Go to next step: If the specified state
- If not the specified state
- Operate the component: S13P Door Lock Switch - Passenger - Lock Switch & Unlock Switch
Verify the scan tool parameter: Passenger Door Lock Switch = Lock & Unlock
- If not the specified state
Refer to: Circuit/System Testing - Test 2
- Go to next step: If the specified state
- If not the specified state
- Operate the component: S13D Door Lock Switch - Driver - Lock Switch & Unlock Switch
Verify the component works as specified:
- A23D Door Latch Assembly - Driver = Lock & Unlock
- A23LR Door Latch Assembly - Left Rear = Lock & Unlock
- A23P Door Latch Assembly - Passenger = Lock & Unlock
- A23RR Door Latch Assembly - Right Rear = Lock & Unlock
- {A23D Door Latch Assembly - Driver} If the component does not activate
Refer to: Circuit/System Testing - Test 3
- {A23LR Door Latch Assembly - Left Rear} If the component does not activate
Refer to: Circuit/System Testing - Test 4
- {A23P Door Latch Assembly - Passenger} If the component does not activate
Refer to: Circuit/System Testing - Test 5
- {A23RR Door Latch Assembly - Right Rear} If the component does not activate
Refer to: Circuit/System Testing - Test 6
- If none of the components operate
Refer to: Circuit/System Testing - Test 7
- Go to next step: If all functions work properly
- All OK.
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.