geo Workshop Repair Guides

Geo Workshop Service and Repair Manuals

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Reference Signal <--> [Cranking Signal]|Description and Operation|Page 2257 > < Diagram Information and Instructions|Page 2253

Prizm L4-1800cc 1.8L DOHC (1993)

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Cranking Signal: Description and Operation

This signal is sent from the engine starter circuit. Receiving it, the PCM detects that the engine is cranking and uses it as one of the signals to control the
fuel injectors and fuel pump relay.

Reference Signal <--> [Cranking Signal]|Description and Operation|Page 2257 > < Diagram Information and Instructions|Page 2253