Toyota Tundra Service Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in the order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Engine Immobiliser System

Symptom

Suspected Area

Link

Engine does not start because no initial combustion occurs

Proceed to "Engine does not Start because No Initial Combustion"

Engine does not start but initial combustion occurs

Proceed to "Engine does not Start but Initial Combustion Occurs"

Security indicator light does not blink

Proceed to "Security Indicator Light Does not Blinking"

Key cannot be registered

Proceed to "Key Cannot be Registered"

    Precaution

    Registration

    See More:

    Toyota Tundra Service Manual > Sfi System: Power Steering Pressure Sensor Circuit (P0550,P0552,P0553)
    DESCRIPTION The power steering oil pressure sensor is turned ON when a power steering wheel load occurs by turning the steering wheel. The ECM regulates the engine idling RPM according to the voltage output of the sensor. DTC No. DTC Detection Condition Trouble Area P0550 Power steering oil pressure ...

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