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Home >> Saturn >> 2006 >> Ion 2 4D Sedan, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 2.2L - DTC P0136 To DTC P0442 >> DTC P0412 >> Component Testing
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Component Testing

  1. Connect the relay coil connections to fused battery voltage and ground. Measure resistance through the relay contacts at 0 ohms.
    • If resistance measures more than 0 ohms then replace the relay.
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