Last Modified: 4-30-2014 6.6 T Doc ID: RM0000018L0001X
Model Year: 2006 Model: LX470 Prod Date Range: [05/2005 -           ]
Title: TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: PROBLEM SYMPTOMS TABLE; 2006 MY LX470 [05/2005 -        ]

PROBLEM SYMPTOMS TABLE

TIRE PRESSURE WARNING SYSTEM

Symptom

Suspected area

See page

Tire pressure warning system does not operate.

1. Tire pressure monitor valve sub-assembly

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: C2111/11-C2115/15; Transmitter ID1 Operation Stop

2. Tire pressure antenna

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: C2195/95; Multi-receiver Antenna Circuit (Test Mode DTC)

3. Power source circuit

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: ECU Power Source Circuit

4. TC and CG terminal circuit

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TC and CG Terminal Circuit

5. Combination meter assembly

2006 MY LX470 [05/2005 -        ]; METER: COMBINATION METER: ON-VEHICLE INSPECTION

6. Tire pressure monitor ECU

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TERMINALS OF ECU

DTC check cannot be completed.

1. Power source circuit

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: ECU Power Source Circuit

2. TC and CG terminal circuit

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TC and CG Terminal Circuit

3. Tire pressure monitor ECU

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TERMINALS OF ECU

Tire pressure warning light malfunctions (Does not light up).

1. Power source circuit

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: ECU Power Source Circuit

2. Tire pressure warning light circuit

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: Tire Pressure Warning Light Circuit

3. Combination meter assembly

2006 MY LX470 [05/2005 -        ]; METER: METER / GAUGE SYSTEM: PROBLEM SYMPTOMS TABLE

4. Tire pressure monitor ECU

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TERMINALS OF ECU

Tire pressure warning light malfunctions (Remains on).

1. Tire pressure check

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: PRECAUTION

2. Tire pressure monitor ECU connector poorly connected

2006 MY LX470 [05/2005 -        ]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING

3. Tire pressure warning light circuit

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: Tire Pressure Warning Light Circuit

4. Combination meter assembly

2006 MY LX470 [05/2005 -        ]; METER: METER / GAUGE SYSTEM: PROBLEM SYMPTOMS TABLE

5. Tire pressure monitor ECU

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TERMINALS OF ECU

Tire pressure warning light malfunctions (Blinking).

1. Check DTC

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: DTC CHECK / CLEAR

2. TC and CG terminal circuit

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TC and CG Terminal Circuit

3. Test mode (SIGNAL CHECK)

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TEST MODE PROCEDURE

4.Tire pressure monitor ECU

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TERMINALS OF ECU

Initialization cannot be completed.

1 Test mode (SIGNAL CHECK)

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TEST MODE PROCEDURE

2. Tire pressure warning reset switch

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: Tire Pressure Warning Reset Switch Circuit

3. Tire pressure monitor ECU

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TERMINALS OF ECU

Cannot be switched between "MAIN" and "2nd"

1. Tire pressure warning select switch

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: C2192/92; Select Switch Error (Test Mode DTC)

2. Wire harness

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: C2192/92; Select Switch Error (Test Mode DTC)

3. Tire pressure monitor ECU

2006 MY LX470 [05/2005 -        ]; TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: TERMINALS OF ECU