DESCRIPTION
The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication.
CAUTION / NOTICE / HINT
Note
When replacing the skid control ECU (brake actuator assembly), perform Test Mode (Signal Check) to acquire the rear differential lock identification information.
PROCEDURE
CHECK CAN COMMUNICATION SYSTEM
Check if CAN communication system DTCs are output.
for LHD: Click here
for RHD: Click here
Result | |||
---|---|---|---|
|
DTC is output |
CHECK CAN COMMUNICATION SYSTEM for LHD: Click here |
DTC is not output |
PERFORM ACTIVE TEST USING GTS (ABS WARNING LIGHT)
Connect the GTS to the DLC3.
Turn the ignition switch to ON.
Turn the GTS on.
Enter the following menus: Chassis / ABS/VSC/TRC / Active Test.
According to the display on the GTS, perform the Active Test.
Tester Display | Measurement Item | Control Range | Diagnostic Note |
---|---|---|---|
ABS Warning Light | ABS warning light | Warning light OFF/ON | Observe combination meter Vehicle condition: Vehicle stopped |
When performing the ABS Warning Light Active Test, check ABS Warning Light in the Data List.
Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
---|---|---|---|---|
ABS Warning Light | ABS warning light | OFF or ON | OFF: Warning light off ON: Warning light on |
- |
Active Test Display |
---|
ABS Warning Light |
Data List Display |
---|
ABS Warning Light |
Result | ||||||
---|---|---|---|---|---|---|
|
A |
REPLACE BRAKE ACTUATOR ASSEMBLY Click here |
B |
INSPECT COMBINATION METER ASSEMBLY
Turn the ignition switch off.
Perform Active Test of the combination meter assembly using the GTS.
Tester Display |
---|
Indicat. Lamp ABS |
Check the combination meter assembly.
OK |
---|
The ABS warning light turns on or off in accordance with the GTS. |
Result | |||
---|---|---|---|
|
OK |
REPLACE BRAKE ACTUATOR ASSEMBLY Click here |
NG |
INSPECT METER / GAUGE SYSTEM Click here |