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Home >> Cadillac >> 2010 >> DTS 4.6 Y >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 4.6L - DTC P2430 To DTC P2544 >> DTC P2440 >> Component Testing
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Component Testing

  1. Ignition OFF, disconnect the harness connector at the Air Solenoid.
  2. Test for 4-8 Ω between Air Solenoid terminals 4 and 6.
    • If not within the specified range, replace the Air Solenoid.
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