DESCRIPTION
The skid control ECU (master cylinder solenoid) is connected to the combination meter via CAN communication.
The combination meter has a built-in VSC warning buzzer:
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (master cylinder solenoid), perform the zero point calibration (See page ).
PROCEDURE
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Select CAN Bus Check from the System Selection Menu screen and follow the prompts on the screen to inspect the CAN bus (See page ).
OK:
CAN Bus Check indicates no malfunctions in CAN communication.
NG |
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
2. |
PERFORM ACTIVE TEST USING TECHSTREAM (BUZZER) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / ABS/VSC/TRAC / Active Test.
(e) According to the display on the tester, perform the Active Test.
ABS/VSC/TRAC
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
---|---|---|---|
Buzzer |
VSC warning buzzer |
Buzzer OFF/ON |
The buzzer can be heard |
(f) Check that the buzzer sounds or stops in accordance with the Techstream.
Result
Result |
Proceed to |
---|---|
Buzzer does not sound or stop |
A |
Buzzer sounds and stops |
B |
B |
USE SIMULATION METHOD TO CHECK |
|
3. |
REPLACE COMBINATION METER ASSEMBLY |
(a) Turn the ignition switch off.
(b) Replace the combination meter (See page ).
|
4. |
PERFORM ACTIVE TEST USING TECHSTREAM (BUZZER) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / ABS/VSC/TRAC / Active Test.
(e) According to the display on the tester, perform the Active Test.
ABS/VSC/TRAC
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
---|---|---|---|
Buzzer |
VSC warning buzzer |
Buzzer OFF/ON |
The buzzer can be heard |
(f) Check that the buzzer sounds or stops in accordance with the Techstream.
Result
Result |
Proceed to |
---|---|
Buzzer does not sound or stop |
A |
Buzzer sounds and stops |
B |
A |
REPLACE MASTER CYLINDER SOLENOID |
B |
END |
Clearance Warning ECU Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Clearance Warning ECU Communication Stop Mode
Either Condition is met:
Communication stop for "Clearance Warning (Intuitive Parking
Assist1)" is indicated on th ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. READ 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 parts. This non-intrusive
inspection can be very useful because intermittent conditions or sig ...
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
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