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 MANUALSTOYOTA20054RUNNER LIMITED, 4.0 U, 4WDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTWARNING SYSTEMSTIRE PRESSURE WARNING SYSTEM - DIAGNOSTICSIDENTIFY TRANSMITTER (ERROR IN PRESENT)IDENTIFY PROCEDURE

2005 Toyota 4Runner Limited, 4.0 U, 4WD

Identify Procedure

2005 Toyota 4Runner Limited, 4.0 U, 4WDSECTION Identify Procedure

Set the pressure of all tires to the specified value.

PRESSURE SPECIFICATION

Front	Rear	Spare
220 kPa (2.2 kgf/cm² , 32 psi)	220 kPa (2.2 kgf/cm² , 32 psi)	220 kPa (2.2 kgf/cm² , 32 psi)

Rapidly reduce the pressure of front right wheel to 120 kPa (1.2 kgf/cm ² , 17 psi).
Using hand-held tester, check the tire pressure data of each wheel.
is any of the tire pressure data 120 kPa (1.2 kgf/cm ² , 17 psi)?
1. NO: The detected DTC is for the front right wheel transmitter.
2. YES: GO TO NEXT STEP
Rapidly reduce the pressure of front left wheel to 120 kPa (1.2 kgf/cm ² , 17 psi).
Using hand-held tester, check the tire pressure data of each wheel.
Is there a wheel whose tire pressure newly becomes 120 kPa (1.2 kgf/cm ² , 17 psi)?
1. NO: The detected DTC is for the front left wheel transmitter.
2. YES: GO TO NEXT STEP
Rapidly reduce the pressure of rear right wheel to 120 kPa (1.2 kgf/cm ² , 7 psi).
Using hand-held tester, check the tire pressure data of each wheel.
Is there a wheel whose tire pressure newly becomes 120 kPa (1.2 kgf/cm ² , 17 psi)?
1. NO: The detected DTC is for the rear right wheel transmitter.
2. YES: GO TO NEXT STEP
Rapidly reduce the pressure of rear left wheel to 120 kPa (1.2 kgf/cm ² , 17 psi).
Using hand-held tester, check the tire pressure data of each wheel.
Is there a wheel whose tire pressure newly becomes 120 kPa (1.2 kgf/cm ² , 17 psi)?
1. NO: The detected DTC is for the rear left wheel transmitter.
2. YES: GO TO NEXT STEP
The detected DTC is for the spare tire transmitter.

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.