How To Proceed With Troubleshooting

STEERING COLUMN: POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
- Use the following procedures to troubleshoot the power tilt and telescopic steering column system.
- *: Use the intelligent tester or Techstream.

1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.
2. INSPECT AUXILIARY BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding.
NEXT -- Continue to next step.
3. CHECK CAN COMMUNICATION SYSTEM*
(a) Use the intelligent tester or Techstream to check if the CAN communication system is functioning.

Result





B -- Go to CAN COMMUNICATION SYSTEM (DIAGNOSTIC TROUBLE CODE CHART)
A -- Continue to next step.
4. CHECK FOR DTC*
(a) Check for DTC Reading and Clearing Diagnostic Trouble Codes.
(b) Clear the DTC Reading and Clearing Diagnostic Trouble Codes.
(c) Recheck for DTC Reading and Clearing Diagnostic Trouble Codes.

Result





B -- Go to POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM (DIAGNOSTIC TROUBLE CODE CHART)
A -- Continue to next step.
5. PROBLEM SYMPTOMS TABLE

Result





B -- Go to step 7
A -- Continue to next step.
6. OVERALL ANALYSIS AND TROUBLESHOOTING*
(a) Terminals of ECU Pinout Values and Diagnostic Parameters

(b) DATA LIST/ACTIVE TEST Data List / Active Test

NEXT -- Continue to next step.
7. REPAIR
NEXT -- Continue to next step.
8. CONFIRMATION TEST
NEXT -- END