2012 Infiniti QX56 RWDFACTORY OEM SERVICE PROCEDURE

Component Inspection (Fuel Injector Relay)

  1. CHECK FUEL INJECTOR RELAY
    1. Turn ignition switch OFF.
    2. Remove fuel injector relay.
    3. Check the continuity between fuel injector relay terminals under the following conditions.
      Fuel injector relay Condition Continuity
      Terminal
      3 and 5 12V direct current supply between terminals 1 and 2 Existed
      No current supply Not existed
      Fig 1: Checking Continuity Between Blower Relay Terminal 3 And 5
      G08257134Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal?Β 

      YES: INSPECTION END

      NO: Replace fuel injector relay.

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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