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:
Starter motor drive control
STARTER MOTOR DRIVE CONTROL : System Description
SYSTEN DIAGRAM
*1: CVT models
*2: M/T models
INPUT/OUTPUT SIGNAL CHART
Sensor
Input signal to ECM
ECM function
Actuator
Crankshaft position sensor (POS)
Engine speed
Piston position
Starter ...
Radio
With the ignition placed in the ACC or ON position,
press the PWR (power)/VOL (volume) knob
to turn the radio on. If you listen to the radio with
the engine not running, the ignition should be
placed in the ACC position.
Radio reception is affected by station signal
strength, distance from r ...
Hood
Pull the hood lock release handle 1 located
below the instrument panel until the hood
springs up slightly.
Locate the lever 2 in between the hood and
grille and push the lever sideways with your
fingertips.
Raise the hood 3 .
Remove the support rod 4 and insert it into
the slo ...
