2005 Toyota Corolla LE, AutomaticFACTORY OEM SERVICE PROCEDURE

Fuel System: Inspection

  1. INSPECT FUEL INJECTOR ASSYΒ 
    1. Check the resistance.
      1. Using an ohmmeter, measure the resistance between the terminals.

      Standard:Β 

      TESTER CONNECTION AND SPECIFIED CONDITION SPECIFICATION

      Tester Connection Specified Condition
      1-2 11.6 to 12.4 Ξ© at 20Β°C(68Β°F)

      If the result is not as specified, replace the fuel injector.

      Fig 1: Identifying Connector Terminal
      G02612621Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
    2. Check the injection volume.
      NOTE:
      • Perform the test in a well-ventilated area and watch out for flames.
      • Handle the fuel tube connector carefully.
      1. Prepare a new fuel tube.

        HINT:

        ENGINE TYPE AND PART NO SPECIFICATION

        Engine Type Part No.
        1ZZ-FE 23901-OD040
        2ZZ-GE 23271-22010
        Fig 2: Cutting Protector Of Fuel Tube Protector
        G02612622Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
      2. Using a cutter knife, cut the protector of the fuel tube protector as illustrated. Tear the protector by hand, then remove the fuel tube connector.
        NOTE: If the protector is cut too deeply using the cutter, the O-ring of the fuel tube connector will be damaged.
      3. Install the fuel tube connector into SST, then connect the fuel tube connect to the fuel pipe (the vehicle side).

        SST 09268-1047 95336-08070

        CAUTION: Connect the fuel tube connector (quick type) in accordance with the precautions.
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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