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Home >> Chevrolet >> 2001 >> Prizm Base, Automatic, A131L/MB3 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing >> Computerized Engine Controls >> Pcm Power & Ground Check >> PCM Harness Resistance
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PCM Harness Resistance

Turn ignition switch to LOCK position. Disconnect PCM and related component connectors. Check for open or short circuits between PCM connector terminals and component connector terminals. See Figure or Figure . See WIRING DIAGRAMS article. If harness is open or shorted, repair as necessary.

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