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.
Park/Neutral Position Switch
2006 Scion xB L4-1.5L (1NZ-FE)SECTION Park/Neutral Position Switch
PARK/NEUTRAL POSITION SWITCH

ON-VEHICLE INSPECTION
1. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY
a) Apply the parking brake and turn the ignition switch ON.
b) Depress the brake pedal and check that the engine starts when the shift lever is on N or P, but does not start in other positions.
c) Check that the back-up light illuminates and the reverse warning buzzer sounds when the shift lever is on R, but do not function in other positions.
INSPECTION

1. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY
a) Measure the resistance according to the value(s) in the table when the shift lever is moved to each position.
Standard resistance

If the result is not as specified, replace the switch assembly.
COMPONENTS:
ON-VEHICLE INSPECTION
1. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY
a) Apply the parking brake and turn the ignition switch ON.
b) Depress the brake pedal and check that the engine starts when the shift lever is on N or P, but does not start in other positions.
c) Check that the back-up light illuminates and the reverse warning buzzer sounds when the shift lever is on R, but do not function in other positions.
INSPECTION
1. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY
a) Measure the resistance according to the value(s) in the table when the shift lever is moved to each position.
Standard resistance
Standard resistance:
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:
- 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.