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Home >> Chevrolet >> 1998 >> Tracker 2D Utility, RWD, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation 1.6L >> Computerized Engine Controls >> Powertrain Control Module (Pcm)
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Powertrain Control Module (Pcm)

PCM is located under left side of instrument panel. If equipped with a manual or 3-speed automatic transmission, PCM power is sent from main relay to PCM connector C1, terminals No. 12 and 13. PCM backup power is received from fuse box to PCM connector C1, terminal No. 1. If equipped with a 4-speed automatic transmission, PCM power is sent from main relay to PCM connector C4, terminals No. 3 and 16. PCM backup power is received from fuse box to PCM connector C4, terminal No. 4.

NOTE: Components are grouped into 2 categories. First category is INPUT DEVICES  , which are components that control or produce voltage signals monitored by PCM. Second category is OUTPUT SIGNALS  , which are components controlled by PCM.
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