Fault Code 18

Fault Code 18

18, Selector lever intermediate position (coding 0, 0, 0, 0)
This fault is recognised if the selector lever does not supply any signals (connector disconnected, for example) or is in a position in between the positions P, R, N or D.

Diagnosis conditions
- Ignition on
- Fault code 17 not entered

Possible fault cause
- Fuse E1 is faulty
- Short circuit to B+/ground or open circuit in wiring harness from the multi-function switch
- Multi-function switch is faulty
- Tiptronic control module is faulty

Affected pins
Connector B: Pin 25, pin 26, pin 27 and pin 28

Diagnosis/troubleshooting

Fault Code 18

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