Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

*: Use the GTS.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CUSTOMER PROBLEM ANALYSIS

(a) Interview the customer and confirm the problem.

Click here

NEXT

3.

CHECK DTC, FREEZE FRAME DATA AND VEHICLE CONTROL HISTORY (RoB)*

(a) Check and record DTCs and Freeze Frame Data.

for DTC Check / Clear: Click here

for Freeze Frame Data: Click here

Chassis > Brake/EPB > Trouble Codes

(b) Clear the DTCs and Freeze Frame Data.

for DTC Check / Clear: Click here

for Freeze Frame Data: Click here

Chassis > Brake/EPB > Clear DTCs

(c) Reconfirm the DTCs.

(1) Reconfirm the DTCs based on the recorded DTCs and Freeze Frame Data.

for DTC Check / Clear: Click here

for Freeze Frame Data: Click here

Chassis > Brake/EPB > Trouble Codes

HINT:

  • When CAN communication system DTCs are output, repair the CAN communication system first.

    Click here

  • If DTCs related to momentary interruptions are output, perform troubleshooting for those DTCs first.

    Click here

  • If the GTS cannot communicate with the skid control ECU (brake actuator assembly), inspect the CAN communication system.

    Click here

  • If there is no response from the skid control ECU (brake actuator assembly), inspect the supply power circuit.

    Click here

(d) Check the Vehicle Control History (RoB).

Click here

Chassis > Brake/EPB > Utility

Tester Display

Vehicle Control History (RoB)

Chassis > Steering Angle Sensor > Utility

Tester Display

Vehicle Control History (RoB)

Result

Proceed to

DTCs are not output. (Problem symptom occurs.)

A

DTCs are output.

B

DTCs are not output. (Problem symptom does not occur.)

C

DTCs are not output. (Vehicle control history (RoB) is stored.)

D

A

CONFIRM PROBLEM SYMPTOMS

B

REPAIR CIRCUITS INDICATED BY OUTPUT DTCS*

C

USE SIMULATION METHOD TO CHECK

D

REPAIR TROUBLESHOOTING AND REPAIR REGARDING VEHICLE CONTROL HISTORY (RoB)*

NOTICE:

After performing troubleshooting and repair regarding vehicle control history (RoB), clear the vehicle control history (RoB).

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