DESCRIPTION
When the vehicle stability control system is operating, as the input piston and output piston are not directly connected, the kickback of the brake pedal is minimal during ABS operation and the driver may not notice that ABS operated.
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (brake actuator assembly), perform system variant learning.
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PROCEDURE
1. |
BRAKE PROBLEM CHECK |
(a) Check if the slip indicator light was illuminated or blinking when ABS did not operate.
HINT:
Result |
Proceed to |
---|---|
The slip indicator light was blinking. |
A |
The slip indicator light was illuminated. |
B |
A | ![]() |
END |
|
2. |
CHECK DTC AND FREEZE FRAME DATA |
(a) Using the Techstream, check DTCs and Freeze Frame Data.
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Result |
Proceed to |
---|---|
DTCs are not output. |
A |
DTCs are output. |
B |
B | ![]() |
REPAIR CIRCUITS INDICATED BY OUTPUT DTCS
|
|
3. |
PERFORM OPERATION CHECK DRIVING |
(a) Check that ABS operates using a drum tester or equivalent.
CAUTION:
When using a drum tester, enter Inspection Mode or VSC off mode and perform inspection with the TRAC and VSC systems disabled to prevent the vehicle from moving suddenly due to TRAC or VSC operation.
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OK:
ABS operates.
OK | ![]() |
END |
NG | ![]() |
REPLACE BRAKE ACTUATOR ASSEMBLY |
Toyota CH-R Service Manual > Pre-collision System: Steering Angle Sensor (C1A47)
DESCRIPTION
The millimeter wave radar sensor assembly receives steering angle information
from the steering angle sensor (spiral cable with sensor sub-assembly). If the millimeter
wave radar sensor assembly detects a steering angle sensor (spiral cable with sensor
sub-assembly) malfunction, D ...
Toyota CH-R Service Manual > Immobiliser System(w/o Smart Key System): Security Indicator Light Does not Blink
DESCRIPTION
The transponder key ECU assembly blinks the security indicator light when the
immobiliser is set.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly is replaced, refer to Registration.
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PROCEDURE
1.
SYSTEM CHE ...