How to Proceed With Troubleshooting

U151F AUTOMATIC TRANSAXLE: AUTOMATIC TRANSAXLE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* The ECM of this system is connected to the CAN and multiplex communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN and multiplex communication systems.
* *: Use Techstream

1. Vehicle Brought to Workshop

NEXT -- Continue to next step.

2. Customer Problem Analysis

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3. Inspect Battery Voltage

Standard voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

NEXT -- Continue to next step.

4. Connect Techstream to the DLC3*

NEXT -- Continue to next step.

5. Check and Clear DTCs and Freeze Frame Data*

HINT
Reading and Clearing Diagnostic Trouble Codes.

NEXT -- Continue to next step.

6. Visual Inspection

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7. Setting the Check Mode Diagnosis*

HINT
Check Mode Procedure.

NEXT -- Continue to next step.

8. Problem Symptom Confirmation

HINT
Road Test.

Result:





B -- Go to step 10
A -- Continue to next step.

9. Symptom Simulation

HINT
How To Proceed With Troubleshooting.

NEXT -- Continue to next step.

10. DTC Check*

HINT
Reading and Clearing Diagnostic Trouble Codes.

Result:





B -- Go to step 18
A -- Continue to next step.

11. Basic Inspection

HINT
Procedures, Adjustments and Adjustments).

NG -- Go to step 21
OK -- Continue to next step.

12. Mechanical System Test

HINT
Mechanical System Tests.

NG -- Go to step 17
OK -- Continue to next step.

13. Hydraulic Test

HINT
Hydraulic Test.

NG -- Go to step 17
OK -- Continue to next step.

14. Manual Shifting Test

HINT
Manual Shifting Test.

NG -- Go to step 16
OK -- Continue to next step.

15. Problem Symptoms Table Chapter 1

HINT
Symptom Related Diagnostic Procedures.

NG -- Go to step 19
OK -- Continue to next step.

16. Problem Symptoms Table Chapter 2

HINT
Symptom Related Diagnostic Procedures.

NEXT -- Continue to next step.

17. Part Inspection

NEXT -- Go to step 21

18. DTC Chart

HINT
Automatic Transaxle System - U151F.

NEXT -- Continue to next step.

19. Circuit Inspection

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20. Identification of Problem

NEXT -- Continue to next step.

21. Repair or Replace

NEXT -- Continue to next step.

22. Confirmation Test

NEXT -- End