Diagnosis

DIAGNOSIS
Front Combination Lights / Rear Combination Lights
This system is controlled by the Simplified Wiring System (SWS). For troubleshooting, refer to SWS Diagnosis.

The following tests can be performed using the SWS Simplified Fault Diagnosis Mode:
- SWS ECU specification
- Switch input signals for each ECU
- Diagnostic trouble code output

Refer to Computers and Control Systems/Information Bus/Testing for details of the SWS Simplified Fault Diagnosis Mode.