C8 Checking Supply (30) to Central Locking Relay

- Switch off ignition.
- Connect a voltmeter between pos. 30 and pos. 31 on the relay base terminal.
The voltmeter should indicate battery voltage.

If value Is OK:
- Continue to C9. C9 Checking Ignition Supply (15)

If the reading is incorrect:
Open circuit or short circuit to ground in cable for voltage supply between central locking relay base terminal pos. 30 and fusebox passenger compartment pos. 11C/2:2 for fuse 2.
- Correct fault or replace cable.
Replace central locking relay D/G.