Check Engine Lamp - Saab 9000 Service Manual

--
CHECK ENGINE lamp
589
210 H70-1
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The lamp is situated in the EDU and supplied with
current from the
+
15 circuit. It is controlled from pin
32 of the control module and lights up when the igni-
tion is switched on.
As soon as the engine control module receives
pulses from the crankshaft position sensor, the lamp
goes out unless activated by the OBD II system.
Saab 9000
Technical Description 61
I
µp