Toyota Avalon Service & Repair Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

NOTICE:

When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

HINT:

  • The following problem symptoms table is based on the assumption that each system related to the combination meter assembly is normal.
  • Refer to System Description for details about the communication between the combination meter assembly and each ECU.

    Click here

  • 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 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.
Meter or Gauge

Symptom

Suspected Area

Link

Speedometer malfunction

Speedometer circuit

Tachometer malfunction

Tachometer circuit

Fuel receiver gauge display malfunction

Fuel receiver gauge display circuit

Engine coolant temperature receiver gauge malfunction

Engine coolant temperature receiver gauge circuit

Warning or Indicator

Symptom

Suspected Area

Link

Fuel level warning light malfunction (Fuel receiver gauge is normal)

Combination meter assembly

Malfunction other than above

Combination meter assembly

Multi-information Display

Symptom

Suspected Area

Link

Multi-information display is not displayed

Combination meter assembly

Engine Oil Level Low Add or Replace display malfunction

Engine oil level sensor circuit

Oil Pressure Low Stop in a Safe Place See Owner's Manual display malfunction

Engine oil pressure switch circuit

Malfunction other than above

Combination meter assembly

Buzzer

Symptom

Suspected Area

Link

Engine oil pressure warning buzzer malfunction

Engine oil pressure switch circuit

Malfunction other than above

Combination meter assembly

Others

Symptom

Suspected Area

Link

Entire combination meter does not operate

Power source circuit

Operating ODO/TRIP switch (trip switch) does not change odometer/TRIP meter display

ODO/TRIP switch circuit

Operating steering pad switch does not change multi-information display

Steering pad switch circuit

Operating light control rheostat does not change light brightness

Light control rheostat switch circuit

Meter illumination malfunction

Combination meter assembly

Other systems that use the speed signal do not operate normally

Speed signal circuit

    Precaution

    Speed Signal Circuit

    See More:

    Toyota Avalon Service & Repair Manual > Combination Meter: Removal
    REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during combination meter assembly removal/installation are shown below. Necessary Procedure After Parts Removed ...

    Toyota Avalon Owners Manual

    Toyota Avalon Service & Repair Manual

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