How To Proceed With Troubleshooting

STEERING COLUMN: VARIABLE GEAR RATIO STEERING SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use the following procedures to troubleshoot the variable gear ratio steering system.
* *: Use Techstream.
1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. 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.

3. INSPECT ELECTRIC POWER CONTROL SYSTEM*

(a) Using Techstream, check the electric power control system's load control history Operation Check.

NEXT -- Continue to next step.

4. CHECK CAN COMMUNICATION SYSTEM*

(a) Check for DTCs Diagnosis System.

Result:





B -- GO TO CAN COMMUNICATION SYSTEM
A -- Continue to next step.

5. CHECK DTC*

(a) Check for DTCs Variable Gear Ratio Steering System.

(b) Clear the DTCs Variable Gear Ratio Steering System.

(c) Recheck for DTCs Variable Gear Ratio Steering System.

(1) Simulate the malfunction and check if the DTCs are output again Variable Gear Ratio Steering System.

Result:





B -- GO TO STEP 10

C -- SYMPTOM SIMULATION
A -- Continue to next step.

6. DTC CHART

NEXT -- Continue to next step.

7. CIRCUIT INSPECTION

NEXT -- Continue to next step.

8. REPAIR

NEXT -- Continue to next step.

9. CONFIRMATION TEST

NEXT -- END

10. PROBLEM SYMPTOMS TABLE

NEXT -- Continue to next step.

11. CIRCUIT INSPECTION

NEXT -- Continue to next step.

12. CONFIRMATION TEST

NEXT -- END