C8 Checking Supply (30) to Central Locking Relay
C8 Checking supply (30) to central locking relay and driver's door relaySwitch ignition off.
Connect a voltmeter between position 30 on relay base G and position 31 on relay base N.
Voltmeter should read battery voltage in both cases.
If reading is correct: Go to step C9. C9 Checking Ignition Supply (15)
If reading is incorrect:
Open-circuit or short-circuit to ground in supply lead between relay base position 30 and passenger compartment fusebox position 11C/2:2 to fuse 2.
Correct fault or replace lead.
Replace central locking relay D/G and driver's door relay N.