9-5 Aero (9600) L4-2.3L Turbo (B235) HO (2000)
Control Module Power Supply
+30 circuit
The main relay, fuel pump relay and fuse 17 are supplied with current from the +30 circuit via maxifuse 2. Control module pin 23 is supplied with
current from fuse 17.
The control module uses current from the +30 circuit for its memory.
+15 circuit
Control module pin 43 is supplied with current from the +15 circuit via fuse 27. The control module is activated when current from the +15 circuit is
applied to pin 43.
Diagnostics
If no current from either the +30 or +15 circuits is present, the engine will not start and the system cannot be contacted with the diagnostic tool.
Main relay