Test Point 25
Fault Code 25No terminal 86 S recognized.
1. Check the fuse F 5/1.
2. Pull off Plug I at the alarm control unit.
3. Voltmeter at Plug I alarm control unit pin 16 and ground. Insert the ignition key into the ignition lock.
Display: Battery voltage
4. Pull off the plug on the ignition lock.
5. Ohmmeter at ignition lock connector pin 86 S and Plug I, alarm control unit pin 16.
Display: < 5 Ohms
6. If no fault is detected, replace the electrical contact part of the ignition lock.