DTC Troubleshooting: B108A, B108B, B1090, B1092 (Relay Control Module): Notes

DTC B108A  : Right Side Parking Light Circuit Shorted DTC B108B  : Left Side Parking Light Circuit Shorted DTC B1090  : Illumination Circuit Shorted DTC B1092  : Interior Light Cut Circuit Shorted

How to use this manual .

NOTICE:  

Before you troubleshoot, review the How to Troubleshoot .

NOTE: 

• If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication and DTC Checks () or Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode B - Control Unit Not Communicating () or Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode 1 and Test Mode 2 (without the HDS) () .
• These DTC are stored when the relay control module detects ground fault of the harness and controls the circuit in a cutoff state inside the relay control module.