( TL19E00J54200000000BBAT00 )

How to Troubleshoot the Body Electrical

1. After 5 to 10 seconds, the DTCs which have been detected and stored individually by various B-CAN unit, will be indicates one by one on the odo/trip display if the communication line between the driver's MICU and the gauge control module is OK. To scroll through the DTCs, press the select/reset button.

The unit that has stored the code can be identified by the number shown on the odometer display.

Control Unit | Control Unit I.D. Number
--- | ---
Driver's MICU | 13
Passenger's MICU | 14
Door multiplex control unit | 30
Gauge control module | 50
Heater control unit/Climate control unit | 51
Automatic lighting/rain sensor | 71
Headlight leveling control unit | 75
Hands Free Telephone control unit | 94
Parking and back-up sensor control unit | 9A
Power seat control unit | 95
Immobilizer-keyless control unit | 96

NOTE: Also you can check the B-CAN communication status by following methods:

- The MICU self-diagnostic function Test Mode 1 and Test Mode 2 can check some communication status and some switch circuits.
- The gauge control module self-diagnostic function can check the communication status.