Nissan Rogue (T33) 2021-Present Service Manual: P11b1 Vcr Target Angle (cold Start)

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / P11b1 Vcr Target Angle (cold Start)

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
P11B1 00

VCR target angle (cold start)

[Variable compression ratio target angle (cold start)] 		Diagnosis condition Engine running at idle
Signal (terminal) —
Threshold There is a gap between angle of target and phase-control angle degree (Low compression ratio)
Diagnosis delay time 110 seconds or more

POSSIBLE CAUSE

  • VCR actuator

  • VCR control module connector

  • Foreign objects interferes with VCR actuator

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

CHECK OTHER DTC

When this DTC is detected, perform trouble diagnosis for other DTC.

>>

DTC Diagnosis Procedure

DTC Diagnosis Procedure

CHECK OTHER DTC

If DTC P11B1 is displayed with the following DTC, perform the confirmation procedure (trouble diagnosis) for the applicable DTC.

Is DTC P11A0, P11A1, P11A2, P11A3 P11A4, P11A6, P11A7, P11AB, P11AC, P11AD, P11AE or P11AF detected?

YES>>

Perform diagnosis of applicable.

  • DTC P11A0: DTC Description.

  • DTC P11A1: DTC Description.

  • DTC P11A2: DTC Description.

  • DTC P11A3: DTC Description.

  • DTC P11A4: DTC Description.

  • DTC P11A6: DTC Description.

  • DTC P11A7: DTC Description.

  • DTC P11AB: DTC Description.

  • DTC P11AC: DTC Description.

  • DTC P11AD: DTC Description.

  • DTC P11AE: DTC Description.

  • DTC P11AF: DTC Description.

NO>>

GO TO 2.

CHECK VCR CONTROL MODULE CONNECTOR

  1. Disconnect VCR control module connector.

  2. Connect VCR control module connector.

  3. Perform DTC Confirmation Procedure. Refer to DTC Description.

Is DTC detected?

YES>>

GO TO 3.

NO>>

INSPECTION END

CHECK VCR MOTOR

Refer to Component Inspection.

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

Replace VCR actuator. Refer to Removal and Installation.

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