How To Proceed With Troubleshooting [11/2022 - ]: Procedure
WARNING: This page is about a different car, the 2025 Toyota Corolla Cross, 2024 Toyota Corolla Cross, and 2023 Toyota Corolla Cross. However, it is still accessible from the selected car via links, so may be relevant.
- VEHICLE BROUGHT TO WORKSHOP
Result
Proceed to NEXT Result:
NEXT
See step 2
- CONFIRM PROBLEM SYMPTOMS
Result
Proceed to NEXT Result:
NEXT
See step 3
- CUSTOMER PROBLEM ANALYSIS
- Check if the vehicle has been jump started due to a discharged auxiliary battery.
Result
Result Proceed to The vehicle has never been jump started. A The vehicle has been jump started due to a discharged auxiliary battery. B
Result:
B
GO TO ON-VEHICLE INSPECTION / CHECK AUXILIARY BATTERY VOLTAGE
Refer to PROCEDURE - Step 2
Result:
A
See step 4
- Check if the vehicle has been jump started due to a discharged auxiliary battery.
- CAN COMMUNICATION SYSTEM CHECK
- 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.
Result
Proceed to OK NG
Result:
NG
GO TO CAN COMMUNICATION SYSTEM
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2022 - 11/2023] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2023 - 12/2024] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2024 - ]
Result:
OK
See step 5
- 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.
- CHECK FOR DTCS
Result
Result Proceed to DTCs are not output. A DTCs are output. B Result:
B
GO TO DIAGNOSTIC TROUBLE CODE CHART [11/2022 - ]
Result:
A
See step 6
- ON-VEHICLE INSPECTION
Result
Result Proceed to Malfunctioning area has not been determined. A Malfunctioning area has been determined. B Result:
B
See step 8
Result:
A
See step 7
- CHECK FOR INTERMITTENT PROBLEMS
Result
Proceed to NEXT Result:
NEXT
See step 8
- REPAIR OR REPLACE
Result
Proceed to NEXT Result:
NEXT
END