Nissan Rogue manuals

Nissan Rogue Service Manual: C1607, C1608 EPS control unit

DTC Logic

DTC DETECTION LOGIC

DTC

Display item

Malfunction detected condition

Possible cause

C1607 EEPROM When the memory (EEPROM) system malfunction is detected in EPS control unit. EPS control unit
C1608 CONTROL UNIT When the internal malfunction is detected in EPS control unit.

DTC CONFIRMATION PROCEDURE

1.PRECONDITIONING

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

>> GO TO 2.

2.DTC REPRODUCTION PROCEDURE

With CONSULT

  1.  Turn the ignition switch OFF to ON.
  2.  Perform “EPS” self-diagnosis.

Is DTC “C1607” or “C1608” detected? YES >> Proceed to diagnosis procedure. Refer to STC-25, "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

1.CHECK TERMINALS AND HARNESS CONNECTORS

Check EPS control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace malfunctioning parts.

Is the inspection result normal? YES >> GO TO 2.

NO >> Repair or replace malfunctioning parts.

2.PERFORM SELF-DIAGNOSIS

With CONSULT

  1.  Erase self-diagnostic results for “EPS”.
  2.  Turn the ignition switch OFF, and then wait 10 seconds and more.
  3.  Perform self-diagnosis for “EPS”.

Is DTC “C1607” or “C1608” detected? YES >> EPS control unit is malfunctioning. Replace steering column assembly. Refer to STC-36, "Removal and Installation".

NO >> Check intermittent incident. Refer to GI-41, "Intermittent Incident".

C1606 EPS motor
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C1609 vehicle speed signal
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Other materials:

Upper link
Exploded View Rear suspension member  Upper link  Rubber washer (LH/RH)  Rear suspension arm Front Removal and Installation REMOVAL  Remove wheel and tire using power tool. Refer to WT-60, "Exploded View" Remove rear wheel sensor and harn ...

Periodic maintenance
TRANSFER OIL Inspection TRANSFER OIL LEAKS Check that transfer oil is not leaking from transfer assembly or around it. TRANSFER OIL LEVEL CAUTION: Do not start engine while checking transfer oil level. Remove filler plug (1) and gasket. : Front Transfer oil level (A) should be l ...

Door locks/unlocks precaution
Door locks/unlocks precaution Do not push the door handle request switch with the Intelligent Key held in your hand as illustrated. The close distance to the door handle will cause the Intelligent Key system to have difficulty recognizing that the Intelligent Key is outside the veh ...

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