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Home › Pontiac › 2002 › Aztek FWD › Repair and Diagnosis › Engine Performance › System › Engine Controls - System & Component Testing › Ignition System › Ignition Relay Diagnosis (4.3L) › Circuit Description

Circuit Description

Ignition relay supplies ignition voltage to fuel injectors, ignition coils, Powertrain Control Module (PCM) and alternator/generator.

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