Wheel & Tire System (DTC/Circuit Diagnosis)
- CHECK TIRE PRESSURE SIGNAL
With CONSULT
- Select Data Monitor from AIR PRESSURE MONITOR of BCM.
- Check that the air pressures match the specified value.
Monitor item
Displayed value
AIR PRESS FL
Approximately equal to specified value. Refer to Tire Air Pressure .
AIR PRESS FR
AIR PRESS RR
AIR PRESS RL
Are all tire pressures displayed 0 kPa (psi)?
YES
GO TO 2.
NO
Replace applicable tire pressure sensor. Refer to Removal and Installation .
- CHECK REMOTE KEYLESS ENTRY RECEIVER POWER CIRCUIT
Check voltage between remote keyless entry receiver connector M86 terminal 1 and ground.
Remote keyless entry receiver
Ground
Voltage
(Approx.)
Connector
Terminal
M86
1
--
Battery voltage
Is the inspection result normal?
YES
GO TO 3.
NO
Repair or replace harness or connectors.
- CHECK REMOTE KEYLESS ENTRY RECEIVER SIGNAL
- Turn ignition switch ON.
- Check signal between remote keyless entry receiver connector M86 terminal 2 and ground with an oscilloscope.
Remote keyless entry receiver
Condition
Voltage
(Approx.)
Connector
Terminal
M86
2
Standby state
When receiving the signal from the transmitter
Is the inspection result normal?
YES
GO TO 6.
NO
GO TO 4.
- CHECK REMOTE KEYLESS ENTRY RECEIVER SIGNAL CIRCUIT
- Turn ignition switch OFF.
- Disconnect BCM connector M80 and remote keyless entry receiver connector.
- Check continuity between BCM connector M80 terminal 119 and remote keyless entry receiver connector M86 terminal 2.
BCM
Remote keyless entry receiver
Continuity
Connector
Terminal
Connector
Terminal
M80
119
M86
2
Yes
- Check continuity between BCM connector M80 terminal 119 and ground.
BCM
Ground
Continuity
Connector
Terminal
M80
119
--
No
Is the inspection result normal?
YES
GO TO 5.
NO
Repair or replace harness or connectors.
- CHECK REMOTE KEYLESS ENTRY RECEIVER GROUND CIRCUIT
Check continuity between remote keyless entry receiver connector M86 terminal 3 and ground.
Remote keyless entry receiver
Ground
Continuity
Connector
Terminal
M86
3
--
Yes
Is the inspection result normal?
YES
Replace the remote keyless entry receiver. Refer to Removal and Installation .
NO
Repair or replace harness or connectors.
- TIRE PRESSURE SENSOR ID REGISTRATION
Perform tire pressure sensor ID registration. Refer to Work Procedure .
Can the tire pressure sensor ID registration be completed?
YES
GO TO 7.
NO
Replace applicable tire pressure sensor. Refer to Removal and Installation .
- RECHECK TIRE PRESSURE SIGNAL
With CONSULT
- Drive at a speed of 40 km/h (25 MPH) or more for 3 minutes, and then drive the vehicle at any speed for 10 minutes.
- Select Data Monitor from AIR PRESSURE MONITOR of BCM.
- Check that the air pressures match the specified value.
Monitor item
Displayed value
AIR PRESS FL
Approximately equal to specified value. Refer to Tire Air Pressure .
AIR PRESS FR
AIR PRESS RR
AIR PRESS RL
Does Data Monitor display specified value without turning tire pressure warning lamp ON?
YES
Inspection End.
NO
Replace BCM. Refer to Removal and Installation .