DESCRIPTION
When the brake hold switch (electric parking brake switch assembly) is turned on with the ignition switch turned to ON, the brake hold standby indicator light illuminates when brake hold operation is possible.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
HINT:
When replacing the skid control ECU (brake actuator assembly), perform zero point calibration and store system information.
Click here
PROCEDURE
1. |
PRE-CHECK |
(a) If the brake hold standby indicator light does not illuminate even though the brake hold switch (electric parking brake switch assembly) is pushed, check that the brake hold function operation conditions are met.
|
2. |
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 | ![]() |
CHECK CAN COMMUNICATION SYSTEM
|
|
3. |
CHECK IF BRAKE ACTUATOR ASSEMBLY CONNECTOR IS SECURELY CONNECTED |
(a) Jiggle the skid control ECU (brake actuator assembly) connectors and wire harnesses vertically and horizontally and check the brake hold standby indicator light status.
OK:
The connector is securely connected.
NG | ![]() |
CONNECT CONNECTOR TO BRAKE ACTUATOR ASSEMBLY CORRECTLY |
|
4. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch off.
(c) Perform the Active Test of the combination meter assembly using the Techstream.
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Tester Display |
---|
Indicat. Brake Hold |
(d) Check the combination meter assembly.
OK:
The brake hold standby indicator light turns on or off in accordance with the Techstream operation.
NG | ![]() |
INSPECT METER / GAUGE SYSTEM |
|
5. |
PERFORM ACTIVE TEST USING TECHSTREAM (BRAKE HOLD STANDBY INDICATOR LIGHT) |
(a) Turn the ignition switch to ON.
(b) Select the Active Test on the Techstream.
Click here
Tester Display |
Measurement Item |
Control Range |
Diagnostic Note |
---|---|---|---|
BH Standby Light |
Brake hold standby indicator light |
Indicator light ON/OFF |
Observe combination meter |
(c) Select the Data List on the Techstream.
Click here
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
BH Standby Light |
Brake hold standby indicator light |
ON or OFF |
ON: Indicator light on OFF: Indicator light off |
- |
Active Test Display |
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BH Standby Light |
Data List Display |
---|
BH Standby Light |
(d) Check the operating condition of the brake hold standby indicator light when operating it using the Techstream.
Result |
Proceed to |
---|---|
Brake hold standby indicator light in the Data List does not change using the Active Test. |
A |
Brake hold standby indicator light in the Data List turns ON/OFF using the Active Test. |
B |
A | ![]() |
REPLACE BRAKE ACTUATOR ASSEMBLY |
|
6. |
INSPECT ELECTRIC PARKING BRAKE SWITCH ASSEMBLY |
(a) Inspect the electric parking brake switch assembly.
Click here
NG | ![]() |
REPLACE ELECTRIC PARKING BRAKE SWITCH ASSEMBLY |
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7. |
CHECK HARNESS AND CONNECTOR (BRAKE ACTUATOR ASSEMBLY - ELECTRIC PARKING BRAKE SWITCH ASSEMBLY) |
(a) Disconnect the A42 skid control ECU (brake actuator assembly) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A42-43 (HZRI) - F67-12 (+B) |
Always |
Below 1 Ω |
A42-43 (HZRI) or F67-12 (+B) - Body ground |
Always |
10 kΩ or higher |
F67-8 (E) - Body ground |
Always |
Below 1 Ω |
OK | ![]() |
REPLACE BRAKE ACTUATOR ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Toyota CH-R Service Manual > Vehicle Stability Control System: TC and CG Terminal Circuit
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the ECU to display DTCs by
blinking the ABS warning and slip indicator lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (brake actuator assembly), perform system
variant learning.
Clic ...
Toyota CH-R Service Manual > Back Door Outside Garnish: Removal
REMOVAL
PROCEDURE
1. REMOVE PACKAGE TRAY TRIM PANEL ASSEMBLY (w/ Package Tray Trim)
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2. REMOVE TONNEAU COVER ASSEMBLY (w/ Tonneau Cover)
Click here
3. REMOVE BACK DOOR TRIM UPPER PANEL ASSEMBLY
Click here
4. REMOVE BACK DOOR SIDE GARNISH LH
Click here
5. R ...