DESCRIPTION
The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication.
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. |
READ VALUE USING TECHSTREAM (SLIP INDICATOR LIGHT) |
(a) Connect the Techstream to the DLC3.
(b) Start the engine.
(c) Select the Active Test using the Techstream.
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Tester Display |
Measurement Item |
Control Range |
Diagnostic Note |
---|---|---|---|
Slip Indicator Light |
Slip indicator light |
Indicator light ON/OFF |
Observe combination meter assembly |
Tester Display |
---|
Slip Indicator Light |
(d) Check that the slip indicator light on the combination meter assembly turns on or off in accordance with the Techstream operation.
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 |
|
3. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Turn the ignition switch off.
(b) Perform an Active Test of the combination meter assembly using the Techstream.
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Tester Display |
---|
Indicat. Lamp Slip |
(c) 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.
Click here
OK | ![]() |
REPLACE BRAKE ACTUATOR ASSEMBLY |
NG | ![]() |
INSPECT METER / GAUGE SYSTEM |
Toyota CH-R Service Manual > Vehicle Stability Control System: Zero Point Calibration of Acceleration Sensor Undone (C1336)
DESCRIPTION
The skid control ECU (brake actuator assembly) receives signals from the yaw
rate and acceleration sensor (airbag sensor assembly) via CAN communication.
The airbag sensor assembly has a built-in yaw rate and acceleration sensor and
detects the vehicle's condition using 2 circu ...
Toyota CH-R Service Manual > Front Passenger Airbag Assembly: Components
COMPONENTS
ILLUSTRATION
*1
INSTRUMENT PANEL PASSENGER AIRBAG ASSEMBLY
*2
NO. 2 INSTRUMENT PANEL WIRE
...