Main Relay

C1114 MAIN RELAY

Description

Activates or deactivates each solenoid valve according to the signals transmitted by the ABS actuator and electric unit (control unit).


DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. CHECK SELF DIAGNOSTIC RESULT

With CONSULT.
1.Turn the ignition switch OFF to ON.
2.Perform self diagnostic result.
Is DTC C1114 detected?
YES- Proceed to diagnosis procedure. Refer to "Diagnosis Procedure".
NO- Inspection End.


Diagnosis Procedure

Regarding Wiring Diagram information, ABS.

1. CONNECTOR INSPECTION

1.Turn ignition switch OFF.
2.Disconnect ABS actuator and electric unit (control unit) connector.
3.Check terminals for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or replace terminals.
4.Reconnect connector and perform self diagnostic result. ABS.
Is the inspection result normal?
YES- GO TO 2
NO- Poor connection of connector terminals. Repair or replace connector.

2. CHECK SOLENOID AND ACTUATOR RELAY POWER SUPPLY CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect ABS actuator and electric unit (control unit) connector.
3.Check voltage between ABS actuator and electric unit (control unit) connector E26 terminal 3 and ground.





Is the inspection result normal?
YES- GO TO 3
NO- Repair or replace malfunctioning components.

3. CHECK SOLENOID AND ACTUATOR RELAY GROUND CIRCUIT

Check continuity between ABS actuator and electric unit (control unit) connector E26 terminal 1, 4 and ground.





Is the inspection result normal?
YES- Replace ABS actuator and electric unit (control unit). ABS.
NO- Repair or replace malfunctioning components.


Component Inspection


1. CHECK ACTIVE TEST

1.On "ACTIVE TEST", select "ABS MOTOR".
2.Touch On and Off on screen. Make sure motor relay and actuator relay operates as shown in table below.






Is the inspection result normal?
YES- Inspection End.
NO- Go to diagnosis procedure. Pump Motor.