Steering Mounted Controls Transmitter: Service and Repair

STEERING PAD SWITCH ASSEMBLY

REPLACEMENT

HINT: Installation is in the reverse order of removal.

1. TABLE OF BOLT, SCREW AND NUT
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
Wait for 90 seconds after disconnecting the cable to prevent the airbag working.
3. REMOVE STEERING WHEEL COVER LOWER NO.2
4. REMOVE STEERING WHEEL COVER LOWER NO.3
5. REMOVE HORN BUTTON ASSEMBLY




6. REMOVE STEERING PAD SWITCH ASSEMBLY
a. Disconnect the connector.
b. Remove the 2 screws and remove the clamp.
c. Disengage the 4 pins and remove the steering pad switch assembly.

7. INSTALL HORN BUTTON ASSEMBLY
8. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
Some systems need initialization when disconnecting the cable from the negative battery terminal.

9. PERFORM INITIALIZATION

NOTE: When disconnecting the negative (-) battery terminal, initialize the following system(s) after the terminal is reconnected.

Initialize Front Power Seat Control System
a. The power seat ECU must be initialized under any of the following conditions.
- The battery is disconnected.
- The D/C CUT fuse is replaced.
- The power seat switch (power seat ECU) is replaced.
- The power seat assembly is removed from the vehicle.

b. Initialize the power seat ECU as follows.
1. Using the seat switches, fully slide the seat forward, fully recline the seatback forward, and fully raise the seat cushion and headrest.
2. Using the seat switches, fully slide the seat rearward, fully recline the seatback rearward, and fully lower the seat cushion and headrest.

10. INSPECT HORN BUTTON ASSEMBLY
11. INSPECT SRS WARNING LIGHT