2. Disconnect the 10-pin connector (10P) connector from the lock cylinder switch.
3. Check the connection between the terminals.
There must be a connection between terminals No. 8 [7] and No. 5 [10] if the door lock cylinder switch is in position «blocked» («LOCK»).
There must be no connection between terminals No. 8 [7] and No. 5 [10] if the door lock cylinder switch is in the neutral or «unlocked».
There must be a connection between terminals No. 9 [6] and No. 5 [10] if the door lock cylinder switch is in position «unlocked» («UNLOCK»).
There must be no connection between terminals No. 9 [6] and No. 5 [10] if the door lock cylinder switch is in the neutral or «blocked».
[]: vehicle with PHD.
4. If the connection is not as specified, replace the door lock cylinder assembly.