Info

Fault, fault code

Possible causes, elimination, notes

Test point 11

Program memory Programming error Fault code 30

1. Remove CD from navigation unit.

3. Switch on PCM and insert CD.

4. Clear fault memory.

5. Read out fault memory

If the fault appears again, insert a different CD (older version).

6. Switch off PCM.

7. Switch on PCM.

8. Clear fault memory.

9. Read out fault memory

If the fault appears again, replace the display and operator control unit.

Test point 12

Signal Open terminal 15 PCM circuit

Fault code 31

This fault is stored only if the vehicle is driven faster than 50 km/h for more than 10 seconds.

2. Pull off plug II on the display and operator control unit.

3. Connect voltmeter to plug II pin 2 (positive) and ground. Switch on ignition. Display: Battery voltage.

Fault, fault code

Possible causes, elimination, notes

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