C1609

C1609 VEHICLE SPEED SIGNAL

Description

EPS control unit receives the vehicle speed signal from ABS actuator and electric unit (control unit) via CAN
communication line.


DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. DTC REPRODUCTION PROCEDURE

With CONSULT
1.Turn the ignition switch OFF to ON.
2.Perform EPS control unit self-diagnosis.
Is DTC "C1609" detected?
YES- Proceed to diagnosis procedure. .
NO- Inspection End.


Diagnosis Procedure


1. PERFORM ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS

With CONSULT
1.Turn the ignition switch OFF to ON.
2.Perform ABS actuator and electrical unit (control unit) self-diagnosis. Scan Tool Testing and Procedures.
Is any DTC detected?
YES- Check the DTC. Scan Tool Testing and Procedures.
NO- GO TO 2.

2. PERFORM SELF-DIAGNOSIS

With CONSULT
Perform EPS control unit self-diagnosis.
Is DTC "C1609" detected?
YES- Replace EPS control unit. Service and Repair.
NO- Check EPS control unit pin terminals for damage or loose connection with harness connector. If any item are damaged, repair or replace error-detected parts.