DESCRIPTION
When the pre-collision system is operating, the millimeter wave radar sensor assembly sends brake control signals to the skid control ECU (brake actuator assembly).
When the millimeter wave radar sensor assembly receives a VSC system malfunction signal from the skid control ECU (brake actuator assembly) via CAN communication, DTC C1A50 is stored.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1A50 |
Brake System Malfunction |
While the ignition switch to ON, the millimeter wave radar sensor assembly receives a VSC system malfunction signal from the skid control ECU (brake actuator assembly) for 0.3 seconds or more. |
|
CAUTION / NOTICE / HINT
NOTICE:
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PROCEDURE
1. |
CHECK FOR DTCs (VEHICLE STABILITY CONTROL SYSTEM) |
HINT:
Pre-collision system DTC C1A50 may be stored due to a malfunction in the VSC system. Therefore, it is necessary to check for and troubleshoot VSC system DTCs first.
(a) Check for DTCs.
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Chassis > ABS/VSC/TRAC/EPB > Trouble Codes
Result |
Proceed to |
---|---|
Vehicle stability control system DTCs are not output |
A |
Vehicle stability control system DTCs are output |
B |
B |
GO TO VEHICLE STABILITY CONTROL SYSTEM |
|
2. |
CHECK FOR DTCs (PRE-COLLISION SYSTEM) |
(a) Clear the DTCs.
Click here
Body Electrical > Pre-Collision 2 > Clear DTCs(b) Make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the system cannot detect the malfunction.
(c) Check for DTCs.
Click here
Body Electrical > Pre-Collision 2 > Trouble Codes
Result |
Proceed to |
---|---|
DTC C1A50 is not output |
A |
DTC C1A50 is output |
B |
A |
USE SIMULATION METHOD TO CHECK |
|
3. |
REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY |
(a) Replace the millimeter wave radar sensor assembly.
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(b) Adjust the millimeter wave radar sensor assembly.
Click here
|
4. |
CHECK FOR DTCs (PRE-COLLISION SYSTEM) |
(a) Clear the DTCs.
Click here
Body Electrical > Pre-Collision 2 > Clear DTCs(b) Make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the system cannot detect the malfunction.
(c) Check for DTCs.
Click here
Body Electrical > Pre-Collision 2 > Trouble Codes
Result |
Proceed to |
---|---|
DTC C1A50 is not output |
A |
DTC C1A50 is output |
B |
A |
END (MILLIMETER WAVE RADAR SENSOR ASSEMBLY WAS DEFECTIVE) |
B |
REPLACE SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) |
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Air Conditioner ECU Vehicle Information Reading/Writing Processor Malfunction
(B15F5)
DESCRIPTION
This DTC is stored when items controlled by the air conditioning amplifier assembly
cannot be customized via the audio and visual system vehicle customization screen.
HINT:
The air conditioning amplifier assembly controls the air conditioning system
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Toyota CH-R Service Manual > Lighting (int): Luggage Compartment Room Light Bulb
Replacement
REPLACEMENT
PROCEDURE
1. REMOVE NO. 1 LUGGAGE COMPARTMENT LIGHT ASSEMBLY
Click here
2. REMOVE LUGGAGE COMPARTMENT LIGHT BULB
(a) Disengage the claws and guides to remove the luggage compartment light shade
as shown in the illustration.
Remove in this Di ...