Toyota 4Runner manuals

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 ).


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 ...

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Motor LH Over Temperature (64,65)
DESCRIPTION When the side auto step controller ECU assembly detects the overheating in the system, it stops the operation of the automatic running board. DTC No. Detection Condition Trouble Area 64 ...

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DESCRIPTION If the dimmer switch is turned to TAIL, HEAD or AUTO, the main body ECU sends a TAIL relay signal, panel light illumination signal, panel relay signal and TAIL cancel OFF signal to the combination meter. Then the meter and accessory meter beco ...

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