Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: C1608-49 Control Unit

Nissan Rogue (T33) 2021-Present Service Manual / Steering :: Steering Control System / Dtc/circuit Diagnosis :: C1608-49 Control Unit

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
C1608 49

CONTROL UNIT

(Control unit) 		Diagnosis condition When ignition switch is ON.
Signal (terminal) -
Threshold When the internal malfunction (program memory malfunction) is detected in power steering control module.
Diagnosis delay time 1 second or less

POSSIBLE CAUSE

Power steering control module

FAIL-SAFE

Manual steering state

DTC CONFIRMATION PROCEDURE

PRECONDITIONING

  1. Pull the parking brake switch.

    NOTE:

    Check to make sure that the parking brake switch indicator is turned ON.

  2. Ignition switch OFF.

  3. Get out of the Nissan Ariya vehicle and close all doors.

  4. Wait 65 seconds.

    NOTE:

    • Check to make sure that the parking brake switch indicator is turned OFF.

    • If the rear brake calipers are hot, wait up to an hour until parking brake indicator light on the switch turns OFF. Once indicator light on the switch turns OFF, move to next step.

>>

GO TO 2.

DTC REPRODUCTION PROCEDURE

CONSULT

  1. Start the engine.

    CAUTION:

    Never drive the Nissan Ariya vehicle.

  2. Perform self diagnosis for “EPS/Direct Adaptive Steering 3”.

Is DTC “C1608-49” detected?

YES>>

Proceed to diagnosis procedure. Refer to Diagnosis Procedure.

NO-1>>

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

NO-2>>

Confirmation after repair: Inspection End.

Diagnosis Procedure

PERFORM SELF-DIAGNOSIS

CONSULT

  1. Ignition switch OFF to ON.

  2. Erase self diagnosis results for “EPS/Direct Adaptive Steering 3”.

  3. Pull the parking brake switch.

    NOTE:

    Check to make sure that the parking brake switch indicator is turned ON.

  4. Ignition switch OFF.

  5. Get out of the Nissan Ariya vehicle and close all doors.

  6. Wait 65 seconds.

    NOTE:

    • Check to make sure that the parking brake switch indicator is turned OFF.

    • If the rear brake calipers are hot, wait up to an hour until parking brake indicator light on the switch turns OFF. Once indicator light on the switch turns OFF, move to next step.

  7. Start the engine.

    CAUTION:

    Never drive the Nissan Ariya vehicle.

  8. Perform self diagnosis for “EPS/Direct Adaptive Steering 3”.

Is DTC “C1608–49” detected?

YES>>

Replace the power steering control module (steering gear assembly). Refer to Removal and Installation.

NO>>

Check terminals and connection of each harness connector for malfunctioning conditions.

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