Nissan Sentra Service Manual: P2119 Electric throttle control actuator
DTC Logic
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition | Possible cause | |
| P2119 | ETC ACTR-B1 (Throttle actuator control throttle body range/ performance) | A | Electric throttle control actuator does not function properly due to the return spring malfunction. | Electric throttle control actuator |
| B | Throttle valve opening angle in fail-safe mode is not in specified range. | |||
| C | ECM detect the throttle valve is stuck open. | |||
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON.
- Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION A AND B
- Turn ignition switch ON and wait at least 1 second.
- Set selector lever to D (CVT) or 1st (M/T) position and wait at least 3 seconds.
- Set selector lever to P (CVT) or Neutral (M/T) position
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON and wait at least 1 second.
- Set selector lever to D (CVT) or 1st (M/T) position and wait at least 3 seconds.
- Set selector lever to P (CVT) or Neutral (M/T) position.
- Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
- Check DTC.
Is DTC detected? YES >> Proceed to EC-430, "Diagnosis Procedure".
NO >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION C
- Turn ignition switch ON and wait at least 1 second.
- Set selector lever to D (CVT) or 1st (M/T) position and wait at least 3 seconds.
- Set selector lever to P (CVT) or Neutral (M/T) position.
- Start engine and let it idle for 3 seconds.
- Check DTC.
Is DTC detected? YES >> Proceed to EC-430, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
- Remove the intake air duct. Refer to EM-25, "Exploded View".
- 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".
P2118 Throttle control motor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P2118
ETC MOT-B1
(Throttle actuator co ...
P2122, P2123 APP Sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P2122 or P2123 is displayed with DTC P0643, first perform the
trouble diagnosis for DTC P0643.
Refer to EC-353, "DTC Logic".
DTC No ...
Other materials:
P0300, P0301, P0302, P0303, P0304 Misfire
DTC Logic
DTC DETECTION LOGIC
When a misfire occurs, engine speed will fluctuate. If the engine speed
fluctuates enough to cause the crankshaft
position (CKP) sensor (POS) signal to vary, ECM can determine that a misfire is
occurring.
Sensor
Input signal to ECM
ECM function
...
Removal and installation
Combination meter
Exploded view
Combination meter
Front cover
Removal and installation
Removal
Remove cluster lid a. Refer to ip-19, "removal and installation".
Remove the screws from the combination meter.
Remove the combination meter.
Disconnect the comb ...
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 injury to the
driver and front passenger for certain
types of collision. Information necessary to service the system ...
