Diesel Data: Automotive Repair

With Manufacturer's Scan Tool

DTC CHECK

1. CHECK DTC (HV BATTERY)




a. Connect the hand-held tester or the OBD II scan tool to the DLC3.
b. Turn the power switch ON (IG).
c. Turn the hand-held tester or the OBD II scan tool ON.
d. Using the hand-held tester or the OBD II scan tool, check the DTCs and freeze frame data and then write them down.

For the hand-held tester, enter the following menus: DIAGNOSIS / OBD/MOBD / HV BATTERY / DTC INFO / TROUBLE CODES.

e. See Trouble Code Descriptions to confirm the details of the DTCs.

2. CHECK DTC (SYSTEMS OTHER THAN HV BATTERY)

HINT: The battery ECU maintains mutual communication with the computers, including the ECM, HV control ECU and others. Therefore, if the battery ECU outputs a warning, it is necessary to check and record the DTCs of all the systems.

a. Connect the hand-held tester or the OBD II scan tool to the DLC3.
b. Turn the power switch ON (IG).
c. Turn the hand-held tester or the OBD II scan tool ON.
d. For the hand-held tester, enter the following menus:
DIAGNOSIS / OBD/MOBD / CODES (All).

e. If DTCs output, check the relevant system.

HINT: If DTCs for the CAN communication system are present in addition to other DTCs, first troubleshoot and repair any malfunctions in the CAN communication.