Toyota CH-R Service Manual: Open in ABS Solenoid Relay Circuit (C146E)

Toyota CH-R Service Manual / Brake Control / Dynamic Control Systems / Vehicle Stability Control System / Open in ABS Solenoid Relay Circuit (C146E)

DESCRIPTION

The ABS solenoid relay is built into the skid control ECU in the brake actuator assembly. The ABS solenoid relay supplies power to the ABS and TRAC solenoids. The skid control ECU detects a solenoid relay malfunction by performing a self check and relay operation check.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
C146E	Open in ABS Solenoid Relay Circuit	Either of the following is detected: A solenoid relay drive circuit in the skid control ECU is malfunctioning. The solenoid relay cannot be switched between on and off.	ABS solenoid relay (brake actuator assembly)

DTC Detection Conditions: C146E

		Vehicle Condition
		Pattern 1	Pattern 2
Diagnosis Condition	-	-	-
Malfunction Status	A solenoid relay drive circuit in the skid control ECU is malfunctioning.	○	-
Malfunction Status	The solenoid relay cannot be switched between on and off.	-	○
Detection Time		-	-
Number of Trips		1 trip	1 trip

HINT:

DTC will be output when conditions for either of the patterns in the table above are met.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

When replacing the skid control ECU (brake actuator assembly), perform system variant learning.

Click here

PROCEDURE

1.	REPLACE BRAKE ACTUATOR ASSEMBLY

(a) Replace the ABS solenoid relay (brake actuator assembly).

Click here

END

Yaw Rate Sensor Output Value (C1448)

DESCRIPTION The yaw rate and acceleration sensor is built into the airbag sensor assembly. The skid control ECU receives signals from the yaw rate and acceleration sensor (airbag sensor assembly) ...

Control Module Communication Bus OFF (U0073,U0100,U0123,U0126,U0142)

DESCRIPTION The skid control ECU (brake actuator assembly) receives signals from the ECM, steering angle sensor, yaw rate and acceleration sensor (airbag sensor assembly) and main body ECU (multi ...

Other materials:

Toyota CH-R Service Manual > 3zr-fae Oil And Oil Filter: Replacement
REPLACEMENT CAUTION / NOTICE / HINT CAUTION: Prolonged and repeated contact with engine oil will result in the removal of natural oils from the skin, leading to dryness, irritation and dermatitis. In addition, used engine oil contains potentially harmful contaminants which may ...

Toyota CH-R Owners Manual > For owners: Seat belt instructions for Canadian owners (in French)
The following is a French explanation of seat belt instructions extracted from the seat belt section in this manual. See the seat belt section for more detailed seat belt instructions in English. Utilisation correcte des ceintures de sécurité Déroulez la sangle diagonale de telle sorte q ...