1995 Toyota Pickup BaseFACTORY OEM SERVICE PROCEDURE

Cold Start Injector

  1. Disconnect negative battery cable. Disconnect cold start injector wiring harness connector.
  2. Using ohmmeter, measure resistance between electrical terminals of cold start injector. Replace cold start injector if resistance is not 2-4 ohms. Remove cold start injector. See the REMOVE/INSTALL/OVERHAUL article.
  3. Install Union Adapters (SST 09268-41045) with NEW gaskets on cold start injector and delivery pipe. Connect delivery hose to union adapters. See Figure and Figure.
  4. Reconnect negative battery cable. Connect Jumper Wire (SST 09843-18020) between terminals FP and +B of data link connector No. 1. Turn ignition on, with engine off to pressurize fuel system.
    NOTE: For proper location of data link connector No. 1 and terminal identification, see FUEL PRESSURE in the BASIC TESTING - 2.4L article. Jumper wire is installed in data link connector No. 1 when checking fuel pump operation and fuel pressure.
  5. Place tip of cold start injector in a container. Connect cold start injector tester to cold start injector. Use Cold Start Injector Tester (SST 09842-30050).
    CAUTION: Perform cold start injector test in shortest possible time to check fuel spray pattern.
  6. Connect cold start injector tester to battery. See Figure. Ensure fuel spray pattern is an even cone shape. Disconnect cold start injector tester from battery.
  7. Check for fuel leakage from cold start injector. Maximum leakage should be one drop per minute with fuel pressure applied. Replace cold start injector if defective. Disconnect negative battery cable and test equipment.
NOTE: Cold start injector is controlled by cold start injector time switch when ignition is turned on.
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When to See a Mechanic

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

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

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