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STC-28 < DTC/CIRCUIT DIAGNOSIS > C1604 TORQUE SENSOR C1604 TORQUE SENSOR DTC Logic INFOID:0000000010452116 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and >> GO TO 2. 2. DTC REPRODUCTION PROCEDURE With CONSULT 1. Turn the ignition switch OFF to ON. 2. Perform “EPS/DAST 3” self-diagnosis. Is DTC “C1604” detected? YES >> Proceed to diagnosis procedure. Refer to NO >> INSPECTION END Diagnosis Procedure INFOID:0000000010452117 1. CHECK CONNECTOR Check the EPS control unit pin terminals for damage or loose connection with harness connector. Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace error-detected parts. 2. PERFORM SELF-DIAGNOSIS With CONSULT 1. Turn the ignition switch OFF to ON. 2. Erase self-diagnosis results for “EPS/DAST 3”. 3. Turn the ignition switch OFF and wait at least 10 seconds or more. 4. Turn the ignition switch ON. 5. Perform “EPS/DAST 3” self-diagnosis. Is DTC “C1604” detected? YES >> Replace steering column assembly. Refer to STC-46, "Removal and Installation" . 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. DTC Display item Malfunction detected condition Possible cause C1604 TORQUE SENSOR When torque sensor output signal is malfunctioning. • Harness or connector column assembly) |