Component Function Check
1.CHECK HAZARD SWITCH SIGNAL BY CONSULT
CONSULT DATA MONITOR

Diagnosis Procedure
1.CHECK HAZARD SWITCH SIGNAL INPUT

2.CHECK HAZARD SWITCH SIGNAL OPEN CIRCUIT

3.CHECK HAZARD SWITCH SIGNAL SHORT CIRCUIT
Check continuity between hazard switch harness connector and ground.

4.CHECK HAZARD SWITCH GROUND OPEN CIRCUIT
Check continuity between hazard switch harness connector and ground.

Optical sensorUnit removal and installation
TRANSMITTER
Exploded View
Transmitter (tire pressure sensor)
O-ring
Valve stem nut
Valve core
Valve cap
Valve stem assembly : Parts that are
replaced as a set when the tire is replaced.
Removal and Installation
REMOVAL
Remove road wheel and tire assembly using power t ...
Steering switch
Removal and Installation
REMOVAL
Remove the driver airbag module. Refer to SR-12, "Removal and
Installation".
Remove the steering wheel audio control switch screws (A).
Release the steering wheel audio control switch harness clips
(B).
Remove the steering wheel audio control switc ...
Intake sensor
Removal and Installation
REMOVAL
Remove the evaporator (2). Refer to HA-48, "EVAPORATOR:
Removal and Installation".
Release the intake sensor clip (A), then remove the intake sensor
(1).
CAUTION:
Mark the mounting position of the intake sensor.
Do not damage the evapo ...