2004 Infiniti M45FACTORY OEM SERVICE PROCEDURE

11. Check Condenser Circuit For Open And Short

  1. Turn ignition switch OFF.
  2. Disconnect condenser harness connector.
  3. Check harness continuity between the following; ECM terminal 12 and condenser terminal 1, condenser terminal 2 and engine ground.

    Refer to WIRING DIAGRAMΒ .

    Continuity should exist.Β 

  4. Also check harness for short to ground and short to power.

OK or NGΒ 

  1. OK: GO TO 12.
  2. NG: Repair open circuit or short to ground or short to power in harness or connectors.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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