How To Proceed With Troubleshooting

SUSPENSION CONTROL: ACTIVE HEIGHT CONTROL SUSPENSION: HOW TO PROCEED WITH TROUBLESHOOTING

HINT:
- Use these procedures to troubleshoot the active height control suspension.
- *: Use the 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. CHECK FOR DTC*
(a) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.
(b) Clear the DTCs.
(c) Recheck for DTCs.

Result





B -- Go to CAN communication system
C -- Go to step 6
A -- Continue to next step.
4. PROBLEM SYMPTOMS TABLE*

Result:





B -- Go to step 6
A -- Continue to next step.
5. OVERALL ANALYSIS AND TROUBLESHOOTING
(a) Terminals of ECU Pinout Values and Diagnostic Parameters.
NEXT -- Continue to next step.
6. ADJUST, REPAIR OR REPLACE*
NEXT -- Continue to next step.
7. CONFIRMATION TEST
NEXT -- END