Nissan Sentra manuals

Nissan Sentra Service Manual: P1225 TP Sensor

DTC Logic

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms (Trouble diagnosis content)

DTC detecting condition

Possible cause

P1225 CTP LEARNING-B1 (Closed throttle position learning bank 1) 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.
  4. Check 1st trip DTC.

Is 1st trip DTC detected? YES >> Proceed to EC-372, "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-25, "Exploded View".
  3. Check if foreign matter is caught between the throttle valve and the housing.

Is the inspection result normal? YES >> Replace electric throttle control actuator. Refer to EM- 27, "Removal and Installation".

NO >> Remove the foreign matter and clean the electric throttle control actuator inside, then perform throttle valve closed position learning. Refer to EC-139, "Work Procedure".

P1226 TP Sensor


P1217 Engine over temperature
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P1217 is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX. If DTC P1217 is displayed with DTC P0607, first perform the ...

P1226 TP Sensor
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P1226 CTP LEARNING-B1 (CTP LEARNING-B1 ...

Other materials:

Precaution
Precaution for supplemental restraint system (srs) "air bag" and "seat belt pre-tensioner" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injur ...

Performance test
Inspection INSPECTION PROCEDURE Connect recovery/recycling/recharging equipment (for HFC-134a) or manifold gauge. Start the engine, and set to the following condition. Test condition Maintain test condition until A/C system becomes stable. (Approximately 10 minutes) Check t ...

P0327, P0328 KS
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0327 KNOCK SEN/CIRC-B1 (Knock sensor 1 circuit low bank 1) An excessively low voltage from the knock sensor is sent to ECM. ...

© 2014-2020 Copyright www.nisentra.com