Manual:HUMMER Hummer H3 Base 2010Page:20316 / 37523



Circuit/System Testing — 2010 Hummer H3 Base, Automatic Service Manual

Circuit/System Testing

WARNING: This page is about a different variant/trim than selected.
  1. Ignition OFF, disconnect the harness connector of the CPP sensor.
  2. Ignition ON, observe the scan tool CPP sensor voltage parameter for 0.1 volt.
    • If the voltage is below the specified value, replace the CPP sensor.
  • If the voltage is above the specified value, replace the ECM.