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:
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
CUSTOMER PROBLEM ANALYSIS
...
Lost Communication with ECM / PCM "A" (U0100,U0129,U0131,U0151)
DESCRIPTION
The combination meter assembly communicates with the ECM via the CAN communication
system (CAN No. 1 Bus).
DTC Code.
DTC Detection Condition
Trouble Area
U0100
IG voltage is 9.5 V or ...
0.0129