Without Bluetooth system
WARNING:
Handling the driver-side air bag module improperly can accidentally operate (deploy) the air bag module, which may seriously injure you. Read the service warnings and cautions before handling the air bag module..
1. Switch the ignition OFF (LOCK).
2. Disconnect the negative battery cable and wait for 1 min or more
..
3. Remove the driver-side air bag module..
4. Remove the steering wheel..
5. Verify that the resistance and continuity between the steering switch terminals is as indicated in the table.

If not as indicated in the table, replace the steering switch..



6. Apply battery positive voltage to steering switch terminal F, and connect terminal B to ground.

7. Verify that the LED illuminates.
If the LED does not illuminate, replace the steering switch..
With Bluetooth system
WARNING:
Handling the driver-side air bag module improperly can accidentally operate (deploy) the air bag module, which may seriously injure you. Read the service warnings and cautions before handling the air bag module..
1. Switch the ignition OFF (LOCK).
2. Disconnect the negative battery cable and wait for 1 min or more
..
3. Remove the driver-side air bag module..
4. Remove the steering wheel..
5. Verify that the resistance and continuity between the steering switch terminals is as indicated in the table.

If not as indicated in the table, replace the steering switch..




6. Apply battery positive voltage to steering switch terminal F, and connect terminal B to ground.

7. Verify that the LED illuminates.
If the LED does not illuminate, replace the steering switch..
Steering Switch
Steering Switch Removal/InstallationSeat Warmer Switch Removal/Installation
NOTE:
The seat warmer switch are integrated into the climate control unit. (with
full-auto air conditioner system)
The seat warmer switch are integrated into the clock. (with manual air conditioner
system)
For the seat warmer switch removal/installation, refer to the cl ...
Ion Sensor
Purpose/Function
Detects ion generation in the combustion chamber for detecting pre-ignition.
Detects ions which occur due to fuel combustion as current by applying bias
voltage to the spark plug, which is amplified in the ignition coil internal
circuit and input to the PCM.
...
Catalytic Converter
Purpose, Function
Purifies contaminants in the exhaust gas by utilizing the chemical reactions
of the three-way catalytic converter.
A WU-TWC and a TWC have been adopted.
WU-TWC
The three-way catalyst is integrated with the exhaust manifold.
Because the c ...