Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: How To Proceed With Troubleshooting

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CONFIRM PROBLEM SYMPTOMS

NEXT

3.

CUSTOMER PROBLEM ANALYSIS

(a) Check if the vehicle has been jump started due to a discharged auxiliary battery.

Result

Proceed to

The vehicle has never been jump started.

A

The vehicle has been jump started due to a discharged auxiliary battery.

B

B

GO TO ON-VEHICLE INSPECTION / CHECK AUXILIARY BATTERY VOLTAGE

A

4.

CAN COMMUNICATION SYSTEM CHECK

(a) Using the GTS, display the CAN Bus Check screen and check that all ECUs and sensors that are connected to the CAN communication system are displayed on the screen.

NG

GO TO CAN COMMUNICATION SYSTEM

OK

5.

CHECK FOR DTCS

Result

Proceed to

DTCs are not output.

A

DTCs are output.

B

B

GO TO DTC CHART

A

6.

ON-VEHICLE INSPECTION

Result

Proceed to

Malfunctioning area has not been determined.

A

Malfunctioning area has been determined.

B

B

GO TO STEP 8

A

7.

CHECK FOR INTERMITTENT PROBLEMS

NEXT

8.

REPAIR OR REPLACE

NEXT

END

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