Nissan X-Trail 32. Instruction — part 906
P2118 THROTTLE CONTROL MOTOR
EC-753
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
P2118 THROTTLE CONTROL MOTOR
DTC Description
INFOID:0000000010986460
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors (Throttle control motor circuit is shorted.)
• Electric throttle control actuator (Throttle control motor)
FAIL-SAFE
ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx.
5 degrees) by the return spring.
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.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait at least 2 seconds.
2.
Start engine and let it idle for 5 seconds.
3.
Check DTC.
Is DTC detected?
YES
>> Proceed to
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010986461
1.
CHECK THROTTLE CONTROL MOTOR OUTPUT SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect electric throttle control actuator harness connector.
3.
Disconnect ECM harness connector.
4.
Check the continuity between electric throttle control actuator harness connector and ECM harness con-
nector.
5.
Also check harness for short to ground and to power.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P2118
ETC MOT-B1
(Throttle actuator control motor current
range/performance)
ECM detects short in both circuits between ECM and throttle control motor.
+
−
Continuity
Electric throttle control actu-
ator
ECM
Connector
Terminal
Connector
Terminal
F113
5
F85
1
Existed
3
Not existed
6
1
Not existed
3
Existed
EC-754
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
P2118 THROTTLE CONTROL MOTOR
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK THROTTLE CONTROL MOTOR
Check the throttle control motor. Refer to
EC-754, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace electric throttle control actuator. Refer to
EM-176, "Removal and Installation"
3.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000010986462
1.
CHECK THROTTLE CONTROL MOTOR
1.
Turn ignition switch OFF.
2.
Disconnect electric throttle control actuator harness connector.
3.
Check the resistance between electric throttle control actuator terminals as per the following.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace electric throttle control actuator. Refer to
EM-176, "Removal and Installation"
Electric throttle control actuator
Resistance
(Approx.)
+
−
Terminals
5
6
1 - 15
Ω
[at 25
°
C (77
°
F)]
P2119 ELECTRIC THROTTLE CONTROL ACTUATOR
EC-755
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
P2119 ELECTRIC THROTTLE CONTROL ACTUATOR
DTC Description
INFOID:0000000010986463
DTC DETECTION LOGIC
POSSIBLE CAUSE
Electric throttle control actuator
FAIL-SAFE
Traveling control mode (Engine output control)
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.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION A AND B
1.
Turn ignition switch ON and wait at least 1 second.
2.
Set selector lever to D position and wait at least 3 seconds.
3.
Set selector lever to P position.
4.
Turn ignition switch OFF and wait at least 10 seconds.
5.
Turn ignition switch ON and wait at least 1 second.
6.
Set selector lever to D position and wait at least 3 seconds.
7.
Set selector lever to P position.
8.
Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
9.
Check DTC.
Is DTC detected?
YES
>> Proceed to
.
NO
>> GO TO 3.
3.
PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION C
1.
Turn ignition switch ON and wait at least 1 second.
2.
Set selector lever to D position and wait at least 3 seconds.
3.
Set selector lever to P position.
4.
Start engine and let it idle for 3 seconds.
5.
Check DTC.
Is DTC detected?
YES
>> Proceed to
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010986464
1.
CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1.
Remove the intake air duct. Refer to
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
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.
B
Throttle valve opening angle in fail-safe mode is not in specified range.
C
ECM detect the throttle valve is stuck open.
EC-756
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
P2119 ELECTRIC THROTTLE CONTROL ACTUATOR
2.
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-176, "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
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст