Nissan Murano: Dtc/circuit Diagnosis / P1225 Tp Sensor

Nissan Murano (Z52) 2015-2024 Service Manual / Engine / Engine Control System :: Vq35de / Dtc/circuit Diagnosis / P1225 Tp Sensor

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content)
DTC detection condition
P1225

CTP LEARNING-B1

(Closed throttle position learning performance)
Diagnosis condition Ignition switch ON
Signal (terminal) Electric throttle control actuator signal
Threshold Closed throttle position learning value is excessively low
Diagnosis delay time

POSSIBLE CAUSE

  • Electric throttle control actuator

    (TP sensor 1 and 2)

FAIL-SAFE

Not applicable

DTC Confirmation Procedure

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following 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 more than 10 V at idle.

>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

  1. Turn ignition switch ON.

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

  3. Turn ignition switch ON.

  4. Check 1st trip DTC.

Is 1st trip DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO>>

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

NO>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY

  1. Turn ignition switch OFF.

  2. Remove the intake air duct. Refer to Removal and Installation.

  3. Check if foreign matter is caught between the throttle valve and the housing.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Remove the foreign matter and clean the electric throttle control actuator inside, and then perform throttle valve closed position learning. Refer to Description.

REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR

  1. Replace electric throttle control actuator. Refer to Removal and Installation.

  2. Go to Description.

>>

INSPECTION END

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    Other information:

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    Categories

    Luggage hooks

    Nissan Murano. Luggage hooks

    When securing items using luggage hooks located on the back of the seat or side finisher do not apply a load over more than 6.5 lbs. (29 N) to a single hook.

    The luggage hooks that are located on the floor should have loads less than 110 lbs. (490 N) to a single hook.

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