Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Pontiac >> 2009 >> Vibe Base, 1.8 8, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 1.8L (Lay) - DTC P0441 To DTC P2A00 >> DTC P0617 >> Circuit/System Testing

Circuit/System Testing

  1. Ignition OFF, disconnect the X2 harness connector at the PCM.
  2. Ignition ON, verify a test lamp does not illuminates between the crank signal circuit terminal X2-52 and ground.
    • If the test lamp illuminates, test the crank signal circuit for a short to voltage. If the circuit tests normal, test or replace the ignition switch.
  3. If the circuit tests normal, replace the PCM.