Nissan Rogue (T33) 2021-Present Service Manual: P11a4 Vcr Motor Rotation Angle Sensor

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / P11a4 Vcr Motor Rotation Angle Sensor

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
P11A4 00

VCR motor rotation angle sensor

(Variable compression ratio motor rotation angle sensor) 		Diagnosis condition Ignition switch ON
Signal (terminal) VCR motor rotation angle sensor signal
Threshold The output is abnormal of VCR motor rotation angle sensor signal
Diagnosis delay time —

POSSIBLE CAUSE

  • Harness or connectors (VCR motor rotation angle sensor harness connector)

  • VCR actuator (built-in VCR motor rotation angle sensor)

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC P11A4 is displayed with the following DTC, perform the confirmation procedure (trouble diagnosis) for the applicable DTC.

Is DTC P11A2 or P11A3 detected?

YES>>

Perform diagnosis of applicable.

  • DTC P11A2: DTC Description.

  • DTC P11A3: DTC Description.

NO>>

GO TO 2.

PRECONDITIONING

  1. Ignition switch OFF and wait at least 10 seconds.

  2. Ignition switch ON.

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

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is 12 V or more with ignition switch ON.

YES>>

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE

  1. Ignition switch ON and wait at least 10 seconds.

  2. Check 1st trip DTC.

Is DTC P11A4 detected?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

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

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC P11A4 is displayed with the following DTC, perform the confirmation procedure (trouble diagnosis) for the applicable DTC.

Is DTC P11A2 or P11A3 detected?

YES>>

Perform diagnosis of applicable.

  • DTC P11A2: DTC Description.

  • DTC P11A3: DTC Description.

NO>>

GO TO 2.

CHECK VCR MOTOR ROTATION ANGLE SENSOR CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect VCR control module and VCR motor rotation angle sensor harness connector.

  3. Check the continuity between VCR control module harness connector and VCR motor rotation angle sensor harness connector.

    VCR control module VCR motor rotation angle sensor Continuity
    Connector Terminal Connector Terminal
    F108 6 F99 5 Existed
    7 2
    8 3
    19 6
    20 1
    21 4

  4. Check harness for short to power and short to ground.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace error-detected parts.

CHECK VCR MOTOR ROTATION ANGLE SENSOR

Refer to Component Inspection.

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

Repair or replace malfunctioning parts.

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