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Engine Control System - System & Component Testing: Wiring Pontiac Vibe I

Testing & Diagnostics

PCM Harness Resistance

Turn ignition switch to LOCK position. Disconnect PCM and related component harness connectors. Check for open or short circuits between PCM harness connector terminal and component harness connector terminal. For connector terminal identification (Схема №20)- (Схема №23). To identify circuits, see WIRING DIAGRAMS. If harness is open or shorted, repair as necessary.

WIRING DIAGRAMS

See ENGINE PERFORMANCE in SYSTEM WIRING DIAGRAMS article in ELECTRICAL.

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