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 zero point calibration and store system information.
PROCEDURE
CHECK CAN COMMUNICATION SYSTEM
Check if CAN communication system DTCs are output.
Result | ||||||
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B |
CHECK CAN COMMUNICATION SYSTEM Click here |
A |
PERFORM ACTIVE TEST USING GTS (ABS WARNING LIGHT)
Connect the GTS to the DLC3.
Turn the engine switch on (IG).
Turn the GTS on.
Select the Active Test on the GTS.
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 ON/OFF | Observe combination meter assembly Vehicle condition: Vehicle stopped |
Tester Display |
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ABS Warning Light |
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 | ON or OFF | ON: Warning light on OFF: Warning light off |
- |
Tester Display |
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ABS Warning Light |
Result | ||||||
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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.
A |
REPLACE BRAKE ACTUATOR ASSEMBLY Click here |
B |
INSPECT COMBINATION METER ASSEMBLY
Turn the engine switch off.
Perform Active Test of the combination meter assembly using the GTS.
Tester Display |
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Indicat. Lamp ABS |
Check the combination meter assembly.
OK |
---|
The ABS warning light turns on or off in accordance with the GTS. |
Result | |||
---|---|---|---|
|
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.
OK |
REPLACE BRAKE ACTUATOR ASSEMBLY Click here |
NG |
INSPECT METER / GAUGE SYSTEM Click here |