Toyota Camry (XV70): Tire Pressure Warning System
Toyota Camry Repair Manual XV70 (2018-2024) / Suspension / Tire Pressure Monitoring / Tire Pressure Warning System
- Precaution
- Parts Location
- System Diagram
- How To Proceed With Troubleshooting
- Operation Check
- Registration
- Initialization
- Test Mode Procedure
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Tire Pressure Monitor Receiver Communication Stop (B1247)
- Transmitter ID1 Operation Stop (C2111-C2115)
- Transmitter ID 1 not Received (Main) (C2121-C2125,C2181-C2185)
- Transmitter ID not Received (Main) (C2126)
- Auto ID Under Registration (C2128)
- Transmitter ID1 Error (C2141-C2145)
- Transmitter ID not Registered (Main) (C2171)
- Receiver Error (C2176)
- Initialization not Completed (C2177)
- Vehicle Speed Information Communication Lost (C2178)
- Tire Pressure Monitor ECU Communication Stop (C2179)
- Initialization Switch Error (for Test Diagnosis) (C2198)
- Lost Communication with Brake System Control Module (U0129)
- Tire Pressure Warning Light Circuit
- Tire Position Not Identified
- Cannot Switch to Automatic ID Registration Mode
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the c
Parts Location
PARTS LOCATION ILLUSTRATION
*A w/ Full Size Spare Tire
- -
*1 TIRE PRESSURE WARNING ECU AND RECEIVER
*2 TIRE PRESSURE WARNING VALVE AND TRANSMITTER ILLUSTRATIO
System Diagram
SYSTEM DIAGRAM
HINT: Each tire pressure warning valve and transmitter sends its transmitter ID, temperature and tire pressure information to the tire pressure warning ECU and receiver.
Tra
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Removal
REMOVAL PROCEDURE 1. REMOVE V-BANK COVER SUB-ASSEMBLY
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2. REMOVE NO. 1 VACUUM SWITCHING VALVE ASSEMBLY (for ACIS)
(a) Disconnect the No. 1 vacuum switching valve assembly (for ACIS) connector.
(b) Disconnect the 2 vacuum hose assemblies from the No.
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed i
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