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:
Dtc Check / Clear
DTC CHECK / CLEAR
HINT:
When using the Techstream with the engine switch off to troubleshoot:
Connect the Techstream to the vehicle and turn a courtesy light switch on
and off at 1.5 second intervals until communication between the Techstream ...
Torque Converter Clutch Pressure Control Solenoid Control Circuit Electrical
(Shift Solenoid Valve SLU) (P2759)
DESCRIPTION
The amount of current flow to the solenoid is controlled by the duty ratio* of
the ECM output signal. During the lock-up operation, if the duty ratio increases,
the lock-up hydraulic pressure increases.
HINT:
*: The duty ratio is the ratio ...
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