Toyota 4Runner: Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE FUNCTION
(a) If the stabilizer control ECU detects a malfunction, the fail-safe functions shown in the table below operate.
|
Malfunction Item |
Fail-safe Function |
|---|---|
|
Speed Sensor |
KDSS control stops. |
|
Yaw Rate and Acceleration Sensor |
KDSS control continues using the vehicle speed sensor and steering angle sensor. |
|
Accumulator Pressure Sensor |
KDSS control stops. |
|
Steering Angle Sensor |
KDSS control continues using the vehicle speed sensor and yaw rate and acceleration sensor. |
|
Stabilizer Control Solenoid Valve |
KDSS control stops. |
|
Power Supply |
KDSS control stops. |
|
Stabilizer Control ECU |
KDSS control stops. |
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK/CLEAR DTC (USING TECHSTREAM)
(a) Check DTC:
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch to ON.
(3) Turn the Techstream on.
(4) Enter the follo ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any p ...
Other materials about Toyota 4Runner:
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY, MAIN BODY ECU (MULTIPLEX NETWORK
BODY ECU)
(a) Remove the main body ECU (See page ).
(b) Measure the voltage and resistance according to the value(s) in the table
below.
Termi ...
Navigation Receiver
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
battery terminal to disable the SRS system.
N ...
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