Toyota 4Runner manuals

Toyota 4Runner: 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 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.
LIN Communication System

Symptom

Suspected Area

See page

Air conditioning switch does not operate

LIN communication line


Air conditioning system (for Automatic Air Conditioning System)


Air conditioning system (for Manual Air Conditioning System)


How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the LIN communication system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND DRIVER SIDE JUNCTION BLOCK ASSEMBLY (a) Remove the main body ECU (multiplex network body ECU) from the driver side junc ...

Other materials about Toyota 4Runner:

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: A bolt without a torque specification is shown in the standard bolt chart (See page ). PROCEDURE 1. INSTALL PINTLE HOOK SUPPORT TUBE SUB-ASSEMBLY (w/ Pintle Hook) (a) Install the pintle hook support tube sub- ...

Does not Play even after Bluetooth Audio Mode is Selected
CAUTION / NOTICE / HINT HINT: Even if the portable player can play audio content, it may not be able to play via the in-vehicle device. This does not necessarily indicate a malfunction of the in-vehicle device. PROCEDURE 1. CHECK ...

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