Toyota 4Runner: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the rear view monitor system seems to be malfunctioning, use the Techstream to check for malfunctions and to perform repairs.
CHECK DLC3
(a) Check the DLC3 (Click here .gif)
).
CAMERA SYNCHRONOUS ERROR HISTORY
HINT:
This function is used to check the date and time of occurrence when a camera synchronous error occurs.
(a) Check camera synchronous error history.
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch to ON.
(3) Turn the Techstream on.
(4) Enter the following menus: Body Electrical / Navigation System / Utility / Camera Synchronous Error History.
(5) When an item is stored for Camera Synchronous Error History, record it before repairing the navigation receiver assembly, and television camera assembly.
HINT:
Camera Synchronous Error History can store up to 5 history data items. If a new camera synchronous error occurs when 5 data items have already been stored, the oldest data is cleared and the new data is stored.
(b) Clear camera synchronous error history.
(1) When DTCs are cleared using any of the following operations, Camera Synchronous
Error History will be cleared as well (Click here
).
- Cleared using the Techstream.
- Cleared using the system check mode screen.
- Cleared using the unit check mode screen.
VIDEO DEVICE CONNECTION CHECK
Click here
Terminals Of Ecu
TERMINALS OF ECU
1. REAR TELEVISION CAMERA ASSEMBLY
(a) Disconnect the Y2 rear television camera assembly connector.
(b) Measure the voltage according to the value(s) in the table below.
...
Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Navigation Sys ...
Other materials about 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" ...
Charging System
Precaution
PRECAUTION
1. Check that the battery cables are connected to the correct terminals.
2. Disconnect the battery cables when the battery is given a quick charge.
3. Do not perform tests with a high voltage insulation resistance tester.
4. Never ...
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