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HOMESERVICE MANUALSTOYOTA1985PICKUP SR5, 2D PICKUP, 4WDREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMTCCS SYSTEMTESTINGDIAGNOSTIC CODE OUTPUT
1985 Toyota Pickup SR5, 2D Pickup, 4WD

Diagnostic Code Output

1985 Toyota Pickup SR5, 2D Pickup, 4WDSECTION Diagnostic Code Output
  1. To obtain an output of diagnostic codes, ensure battery voltage is above 11 volts, throttle valve is fully closed, transmission is in "P" or "NEUTRAL" positions, all accessory switches are in "OFF" position, and engine is at normal operating temperature.
  2. Turn ignition switch to "ON" position. DO NOT  start engine. Using a sub-wire, short terminals T - E1 of "CHECK ENGINE" connector. See Figure.
  3. Read diagnostic code as indicated by number of flashes of "CHECK ENGINE" warning light. Diagnose codes by referring to the TCCS TROUBLE CODE IDENTIFICATION  table.
  4. The "CHECK ENGINE" warning light will blink a number of times equal to malfunction code indication with a 2.5 second delay between each indication. The diagnostic code series will be repeated as long as "CHECK ENGINE" connector terminals T - E1 are shorted.
    NOTE: In event of a number of trouble codes, indication will begin from the smaller value and continue to the larger in order.
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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.