Diagnostic Trouble Code Chart
- DTC COMBINATION TABLE NOTE: Complete "CHECK CAN BUS LINE" (see CHECK CAN BUS LINE ) to confirm that there is no disconnection in the CAN main bus lines and there is no short circuit, short to +B or short to ground in the CAN main bus lines, and then perform troubleshooting according to the DTC combination table.
- Confirm the trouble mode according to the combination of output DTCs.
HINT:
- U0121/94, U0123/62, U0124/95 and U0126/63 are the DTCs in the CAN communication system.
- The above table shows combinations of these DTCs.
- ... DTCs that are being output.
- -... DTCs that are not being output.
- Confirm the trouble mode by referring to the above. Then check the parts to be replaced , by referring to the table below.
TROUBLE MODE PARTS REPLACEMENT TABLEMode Table Trouble Area For Parts, Go To Skid control ECU communication stop mode (U0121/94, U0123/62, U0124/95 and U126/63 are output simultaneously) Skid control ECU Replace skid control ECU Yaw rate sensor communication stop mode (U0123/62 and U0124/95 are output simultaneously) - Yaw rate sensor (internal malfunction)
- Yaw rate sensor power sub bus line (open)
- Power source circuit of yaw rate sensor
YAW RATE SENSOR COMMUNICATION STOP MODE Steering sensor communcation stop mode (U0126/63 only) - Steering sensor (internal malfunction)
- Power source circuit of steering sensor
STEERING SENSOR COMMUNICATION STOP MODE - Confirm the trouble mode according to the combination of output DTCs.