Toyota Tundra Service Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

  • Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in 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 the system before inspecting the suspected areas below.
LIN communication system

Symptom

Suspected Area

See page

Air Conditioning Control Assembly Communication Error

LIN communication line

Air conditioning amplifier assembly

Air conditioning control assembly

Harness or connector

    Parts Location

    System Description

    See More:

    Toyota Tundra Service Manual > Sfi System: Intake Air Temperature Sensor 1 Circuit Range / Performance (P0111)
    DESCRIPTION The Intake Air Temperature (IAT) sensor, mounted on the Mass Air Flow (MAF) meter, monitors the IAT. The IAT sensor has a built-in thermistor with a resistance that varies according to the temperature of the intake air. When the IAT is low, the resistance of the thermistor increases. Whe ...

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