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.
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HOMESERVICE MANUALSSCION2006XB L4-1.5L (1NZ-FE)REPAIR AND DIAGNOSISBODY AND FRAMELOCKSKEYLESS ENTRYTESTING AND INSPECTIONCOMPONENT TESTS AND GENERAL DIAGNOSTICSBACK DOOR LOCK
2006 Scion xB L4-1.5L (1NZ-FE)
Back Door Lock
2006 Scion xB L4-1.5L (1NZ-FE)SECTION Back Door Lock
INSPECTION
1. INSPECT BACK DOOR LOCK ASSEMBLY
a. Check operation of the door lock.
1. Using a screwdriver, move the latch to the full-latch position.
2. Apply battery voltage to the door lock terminals and check operation of the latch.
If the result is not as specified, replace the door lock assembly.
b. Measure the resistance of the back door courtesy switch.
If the result is not as specified, replace the door lock assembly.
2. INSPECT BACK DOOR OPENER SWITCH ASSEMBLY
a. Measure the resistance of the switch.
If the result is not as specified, replace the switch assembly.
1. INSPECT BACK DOOR LOCK ASSEMBLY
a. Check operation of the door lock.
1. Using a screwdriver, move the latch to the full-latch position.
2. Apply battery voltage to the door lock terminals and check operation of the latch.
If the result is not as specified, replace the door lock assembly.
b. Measure the resistance of the back door courtesy switch.
If the result is not as specified, replace the door lock assembly.
2. INSPECT BACK DOOR OPENER SWITCH ASSEMBLY
a. Measure the resistance of the switch.
If the result is not as specified, replace the switch assembly.
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.