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 the system before inspecting the suspected areas below.
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Power source mode does not change to on (IG) or on (ACC) |
Refer to "Power Source Mode does not Change to ON (IG and ACC)" |
|
|
Power source mode does not change to on (IG) |
Refer to "Power Source Mode does not Change to ON (IG)" |
|
|
Power source mode does not change to on (ACC) |
Refer to "Power Source Mode does not Change to ON (ACC)" |
|
|
Engine does not start |
Refer to "Engine does not Start" |
|
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the push-button start function.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT T ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER MANAGEMENT CONTROL ECU
(a) Disconnect the F80 power management control ECU connector.
(b) Measure the voltage and resistance according to the value(s) in the table ...
Other materials about Toyota 4Runner:
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK NO. 1 AIR CONDITIONING AMPLIFIER ASSEMBLY
(a) Disconnect the F42 No. 1 air conditioning amplifier assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
Terminal No. ...
Speed Signal Circuit
DESCRIPTION
The vehicle speed signal consists of pulses sent to the side auto step controller
ECU assembly from the main body ECU (multiplex network body ECU).
WIRING DIAGRAM
PROCEDURE
1.
INSPECT MAIN BODY ECU (MULTIPLEX NETWORK ...
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