Nissan Rogue (T33) 2021-Present Service Manual: P0326 Knock Sensor 1 Bank 1

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / P0326 Knock Sensor 1 Bank 1

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content) 		DTC detected condition
P0326 00

KNOCK SENSOR 1 B1

(Knock/Combustion Vibration Sensor 1 Circuit Range/Performance Bank 1 or Single Sensor) 		Diagnosis condition During fuel cut after engine warm-up
Signal Knock sensor
Threshold When the ECM detects knocking during engine running more than the threshold value
Diagnosis delay time 5 seconds

POSSIBLE CAUSE

Harness or connectors

(The knock sensor circuit is open or shorted.)

  • Knock sensor

  • Knock sensor installation

FAIL SAFE

Not applicable

DTC Confirmation Procedure

CHECK DTC PRIORITY

If DTC P0326 is displayed with DTC P0327 or P0328, first perform the confirmation procedure (trouble diagnosis) for DTC P0327 or P0328.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

  1. Turn ignition switch OFF and wait at least 10 seconds.

  2. Turn ignition switch ON.

  3. Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is 10 V or more at idle.

>>

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE

  1. Start engine and warm it up to normal operating temperature.

  2. Revving engine from idle up to 3,000 rpm quickly.

  3. Repeat the step 2 at 10 times.

  4. Check DTC.

Is DTC 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 P0326 is displayed with DTC P0327 or P0328, first perform the confirmation procedure (trouble diagnosis) for DTC P0327 or P0328.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2.

CHECK INSTALLATION CONDITION OF KNOCK SENSOR

Visually check that the knock sensor is installed normally.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace error-detected parts.

CHECK INTERMITTENT INCIDENT

Check intermittent incident. Refer to Intermittent Incident.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace error-detected parts.

CHECK KNOCK SENSOR CIRCUIT

Check knock sensor circuit. Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair or replace error-detected parts.

PERFORM DTC CONFIRMATION PROCEDURE

  1. Turn ignition switch ON.

  2. Erase DTC.

  3. Perform DTC confirmation procedure. Refer to DTC Description.

Is the 1st trip DTC P0326 displayed again?

YES>>

Replace ECM.

NO>>

INSPECTION END

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