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 TRC operation.
If a malfunction is detected, the slip indicator light comes on to warn the driver Click here.
WIRING DIAGRAM
| *1 | Combination Meter Assembly |
| *2 | Skid Control ECU (Brake Actuator Assembly) |
| *3 | CAN Communication Line |
CAUTION / NOTICE / HINT
Note
When replacing the skid control ECU (brake actuator assembly), perform VSC sensor neutral memorization Click here.
PROCEDURE
CHECK CAN COMMUNICATION SYSTEM
Check if a CAN communication system DTC is output Click here.
| Result | ||||||
|---|---|---|---|---|---|---|
|
| B |
|
INSPECT CAN COMMUNICATION SYSTEM Click here |
| A |
|
CHECK IF BRAKE ACTUATOR ASSEMBLY CONNECTOR IS SECURELY CONNECTED
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 |
| OK |
|
CHECK BATTERY
Check the battery voltage.
| Standard Voltage |
|---|
| 11 to 14 V |
| NG |
|
CHECK OR REPLACE CHARGING SYSTEM COMPONENT OR BATTERY Click here |
| OK |
|
INSPECT COMBINATION METER ASSEMBLY
Perform an Active Test of the combination meter assembly (meter CPU) using the GTS Click here.
Check the combination meter assembly.
| OK |
|---|
| The slip indicator light turns on or off in accordance with the Active Test operation. |
Tech Tips
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 Click here.
| OK |
|
REPLACE BRAKE ACTUATOR ASSEMBLY Click here |
| NG |
|
REPLACE COMBINATION METER ASSEMBLY Click here |