DESCRIPTION
The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication.
The slip indicator light blinks during VSC and/or TRAC operation.
If a malfunction is detected, the slip indicator light comes on to warn the driver.
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WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (brake actuator assembly), perform system variant learning.
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PROCEDURE
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check if CAN communication system DTCs are output.
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Result |
Proceed to |
---|---|
DTCs are not output. |
A |
DTCs are output. |
B |
B | ![]() |
INSPECT CAN COMMUNICATION SYSTEM
|
|
2. |
CHECK IF BRAKE ACTUATOR ASSEMBLY CONNECTOR IS SECURELY CONNECTED |
(a) Check if the skid control ECU (brake actuator assembly) connector is securely connected.
OK:
The connector is securely connected.
NG | ![]() |
CONNECT CONNECTOR TO ECU CORRECTLY |
|
3. |
CHECK BATTERY |
(a) Check the battery voltage.
Standard Voltage:
11 to 14 V
NG | ![]() |
CHECK OR REPLACE CHARGING SYSTEM COMPONENT OR BATTERY |
|
4. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Perform an Active Test of the combination meter assembly using the Techstream.
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Tester Display |
---|
Indicat. Lamp Slip |
(b) Check the combination meter assembly.
OK:
The slip indicator light turns on or off in accordance with the Active Test operation.
HINT:
If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing parts.
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OK | ![]() |
REPLACE BRAKE ACTUATOR ASSEMBLY |
NG | ![]() |
INSPECT METER / GAUGE SYSTEM |
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