Toyota 4Runner: Fail-safe Chart

Toyota 4Runner Service Manual / Suspension / Suspension Control / Kinetic Dynamic Suspension System / 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:

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" column of ...

Inspection
INSPECTION PROCEDURE 1. INSPECT NO. 1 ULTRASONIC SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 1 (E ...