Manual:HUMMER Hummer H3 Base 2010Page:24037 / 37523



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

Circuit/System Testing

    IMPORTANT: When removing connectors inspect for damage or corrosion. Damage or corrosion in the following requires repair or replacement of the affected component/connector.
    • PPS module
    • SDM module
    • PPS wiring harness connector
    • SDM wiring harness connector
  1. Ignition OFF, disconnect the harness connector at the PPS module and the SDM.
  2. Test for less than 1 ohm between the serial data circuit terminal 18 at the PPS harness connector and terminal 35 at the SDM harness connector.
    • If greater than the specified range, test the signal circuit for an open/high resistance.
  3. If all circuits test normal, test or replace the PPS module.