2007 Infiniti FX45FACTORY OEM SERVICE PROCEDURE

ICC Brake Switch

  1. Turn ignition switch OFF.
  2. Disconnect ICC brake switch harness connector.
  3. Check continuity between ICC brake switch terminals 1 and 2 under the following conditions.
    CONTINUITY CONDITIONS

    Condition Continuity
    Brake pedal: Fully released Should exist
    Brake pedal: Slightly depressed Should not exist
  4. If NG, adjust ICC brake switch installation, refer to "BRAKE PEDAL ", and perform step 3 again.
Fig 1: Checking Continuity Between ICC Brake Switch Terminals 1 And 2
G04900677Courtesy of NISSAN NORTH AMERICA, INC.
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.