How To Proceed With Troubleshooting

HINT:

• Use these procedures to troubleshoot the active height control suspension.
• *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP 
2. INSPECT BATTERY VOLTAGE 

   Standard voltage: 

   11 to 14 V 

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

3. CHECK FOR DTC* 
   1. Check for DTCs (See DTC CHECK/CLEAR ).
   2. Clear the DTCs.
   3. Recheck for DTCs.

   Result 

   RESULT REFERENCE
   
   

   Result	Proceed to
   DTC is not output	A
   CAN DTC is output	B
   DTC is output	C

   B: Go to CAN communication system  (See HOW TO PROCEED WITH TROUBLESHOOTING )

   C:  Go to step  6

   A: Go to next Step 

4. PROBLEM SYMPTOMS TABLE* 

   Result: 

   RESULT REFERENCE
   
   

   Result	Proceed to
   Fault is not listed in problem symptoms table	A
   Fault is listed in problem symptoms table	B

   B:  Go to step  6

   A: Go to next Step 

5. OVERALL ANALYSIS AND TROUBLESHOOTING 
   1. Terminals of ECU (See TERMINALS OF ECU ).
6. ADJUST, REPAIR OR REPLACE* 
7. CONFIRMATION TEST 

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