Nissan Versa (N17): P1225 TP sensor

Nissan Versa 2nd generation (N17) Service Manual / Engine / Engine control system (EC) / P1225 TP sensor

DTC Logic

DTC DETECTION LOGIC

DTC No. Trouble diagnosis DTC detecting condition Possible cause
P1225 Closed throttle position learning performance Closed throttle position learning value is excessively low. Electric throttle control actuator (TP sensor 1 and 2)

DTC CONFIRMATION PROCEDURE

1.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 more than 10 V at idle.

>> GO TO 2.

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.

Check 1st trip DTC.

Is 1st trip DTC detected?

YES >> Go to EC, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY

  1. Turn ignition switch OFF.
  2. Remove the intake air duct. Refer to EM, "Removal and Installation".
  3. Check if foreign matter is caught between the throttle valve (1) and the housing.
  •   : Vehicle front

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 EC, "Work Procedure".

CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY

2.REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR

Replace electric throttle control actuator. Refer to EM, "Removal and Installation".

>> INSPECTION END

P1217 engine over temperature

P1226 TP sensor

Other materials:

Compression pressure
Inspection Warm up engine and then turn it off. Release fuel pressure. Remove ignition coil and spark plug from each cylinder. Connect engine tachometer (not required in use of CONSULT). Install compression gauge (B) with an adapter (A) (commercial service tool) onto spark plug hole. ...

O/D OFF indicator lamp
Component Function Check 1.CHECK O/D OFF INDICATOR LAMP FUNCTION Check O/D OFF indicator lamp turns ON for approx. 2 seconds when ignition switch turns ON. Is the inspection results normal? YES >> INSPECTION END NO >> Go to TM "Diagnosis Procedure". Diagnosis Procedur ...

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