Diesel Data: Automotive Repair

Electronically Controlled Brake System








BRAKE CONTROL: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: DIAGNOSTIC TROUBLE CODE CHART

DIAGNOSTIC TROUBLE CODE CHART
HINT:
- If a trouble code is displayed during the DTC check, check the circuit indicated by the DTC. For details of each code, turn to the respective DTC Code in the DTC chart.
- Inspect the fuse and relay before investigating the trouble areas as shown in the table below.

DTC chart of ABS:

42 / C0200/31 - C0215/34:





C1235/35 - C1243/43:





C1244/44 - C1331/97 / U0124/95:





1. Drive the vehicle at the speed of 50 km/h (31 mph) and depress the brake pedal strongly for approximately 3 seconds.
2. Repeat the above operation 3 times or more and check that the ABS warning light goes off.
3. Clear the DTC.
HINT:
- In some cases, Techstream cannot be used when the ABS warning light remains on.
- When U0073/94, U0123/62, U0124/95, U0126/63, U0131/67, or U0293/59 is output, inspect and repair the trouble areas indicated by these codes first.

DTC chart of VSC:

43 - 45 / C1210/36 - C1310/62 / U0123/62 - U0126/63:





U0131/67:





DTC chart of Electronically Controlled Brake:

36 / C1202/68 - C1242/42:





C1246/46 - C1252/52:





C1253/53 - C1314/14:





C1315/31 - C1344/65:





C1345/66 - C1359/28:





C1364/61 - C1368/67:





C1377/43 - C1392/48 / U0073/94 - U0293/59:





(*1): These codes are displayed to indicate the ABS and Electronically Controlled Brake DTCs.

Test Mode DTC of ABS:

C1271/71 - C1278/78:





C1279/79 - C1281/81:





Test Mode DTC of VSC:

C0371/71:





Test Mode DTC of Electronically Controlled Brake:

C1346/71: