Dtc Description

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

EPS control unit

FAIL-SAFE

Normal control

Confirmation Procedure

Confirmation Procedure

1. PRECONDITIONING

   1. If “Confirmation Procedure” has been previously conducted, always place the ignition switch OFF and wait at least 10 seconds before conducting the next test.

   >>

   GO TO 2.

2. DTC REPRODUCTION PROCEDURE

   1. CONSULT

      1. Start the engine.

         CAUTION:

         Never drive the Nissan Sentra vehicle.

      2. Select "Self Diagnostic Result" mode of “EPS/DAST 3”.

   Is DTC “C1608-54” detected?

   YES>>

   Proceed to diagnosis procedure. Refer to DTC Diagnosis Procedure.

   NO>>

   To check malfunction symptom before repair: Refer to Intermittent Incident.

   NO>>

   Confirmation after repair: Inspection End.

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

1. PERFORM SELF DIAGNOSTIC RESULT

   1. CONSULT

      1. Ignition switch OFF to ON.

      2. Erase "Self Diagnostic Result" mode of "EPS/DAST 3".

      3. Ignition switch OFF and wait for at least 10 seconds.

      4. Start the engine.

         CAUTION:

         Never drive the Nissan Sentra vehicle.

      5. Select "Self Diagnostic Result" mode of “EPS/DAST 3”.

   Is DTC “C1608-54” detected?

   YES >>

   EPS control unit is malfunctioning. Replace steering gear assembly. Refer to Removal and Installation.

   NO >>

   Check pin terminal and connection of each harness connector for malfunctioning conditions.