Toyota 4Runner manuals

Toyota 4Runner: Problem Symptoms Table



  • 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.
Clock System


Suspected Area

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Clock does not operate at all

Wire harness or connector


Accessory meter assembly

Clock display illumination malfunction

Wire harness or connector


Accessory meter assembly

Combination meter assembly

Clock loses or gains time

Accessory meter assembly

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT Use these procedures to troubleshoot the clock system. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

Terminals Of Ecu
TERMINALS OF ECU 1. ACCESSORY METER ASSEMBLY (a) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color ...

Other materials about Toyota 4Runner:

Power Window Switch Malfunction (B2312)
DESCRIPTION The power window regulator motor is driven by operating the power window regulator switch. The power window regulator motor assembly consists of the motor and ECU. This DTC is output when the ECU built into the regulator motor and master switch ...

Interior Light Auto Cut Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) controls operation of the DOME relay in order to supply power to the interior lights. When battery saving control operates while the interior lights are on, the main body ECU (multiplex network ...

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