System function test faulty: Diagnosis/troubleshooting
DIAGNOSIS/TROUBLESHOOTING PROCEDURE
| Work instruction | Display OK | If not OK | |
|---|---|---|---|
| 1 | Erase fault memory with the 9718 PIWIS Tester, switch ignition off and then on again. Read out fault memory again after '5 minutes'. |
→ End | Go to Step 2 |
| 2 | Re-calibrate level adjustment control unit. Calibrating level adjustment control unit, refer to 43 K2 CALIBRATION - AS OF MY 2003 (ALL MODELS EXCEPT CAYENNE S TIO TITAN) . |
→ End | Go to Step 3 |
| 3 | If the fault recurs after re-calibrating the control unit, replace level adjustment control unit. | → End | |