9-3 Coupe (9400) L4-2.0L Turbo (B204) (1999)
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+30
+30 is fed to the main relay and fuse 28 from maxi fuse 2. Control module pins 1 and 48 are supplied from fuse 28.
The control module uses +30 for its memory.
Diagnosis
-
It +30 is absent, the engine will not start and the system cannot be contacted with the diagnostic tool.
+15
Control module pin 60 is supplied with +15 from fuse 17. When +15 is applied to pin 60, the control module will be activated.
Diagnosis