Nissan Qashqai J11. Manual — part 450
ECK-360
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P2080 EGT SENSOR 1
P2080 EGT SENSOR 1
DTC Logic
INFOID:0000000010290022
DTC DETECTION LOGIC
NOTE:
If DTC P2080 is displayed with DTC P0544, first perform the trouble diagnosis for DTC P0544. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DIAGNOSIS PROCEDURE
NOTE:
DTC P2080 can not be duplicate.
>> Proceed to
ECK-361, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000010290023
1.
CHECK INTAKE AIR SYSTEM
1.
Check the air cleaner for clogging.
2.
Check the air duct for connection and cracks.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK ELECTRIC THROTTLE ACTUATOR
Check the electric throttle actuator. Refer to
ECK-363, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace electric throttle actuator.
3.
CHECK FUEL INJECTOR
Check the fuel injector. Refer to
ECK-212, "Component Inspection (Fuel Injector)"
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace malfunctioning fuel injector.
4.
CHECK EXHAUST SYSTEM
Check the exhaust gas leakage.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> Repair or replace error-detected parts.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P2080
TBN DOWNS TEMP REG
(Exhaust gas temperature sensor circuit
range/performance bank 1 sensor 1)
• 1.DEF: SIGNAL OUTSIDE UPPER LIM-
IT
• An excessively high voltage from ex-
haust gas temperature sensor 1 is
sent to ECM.
• Temperature before the turbine is
more than 830
°
C (1,526
°
F) for 180
seconds.
• Intake air leaks
• Electric throttle actuator
• Fuel injector
• Exhaust gas leaks
P2100 THROTTLE CONTROL MOTOR RELAY
ECK-361
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
C
D
E
F
G
H
I
J
K
L
M
A
ECK
N
P
O
P2100 THROTTLE CONTROL MOTOR RELAY
DTC Logic
INFOID:0000000010290024
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE-1
1.
Turn ignition ON at least 1 seconds.
2.
Check DTC.
Is DTC detected?
YES
>> Proceed to
ECK-362, "Diagnosis Procedure"
NO
>> GO TO 3.
3.
PERFORM DTC CONFIRMATION PROCEDURE-2
1.
Start engine and let it idle for at least 2 seconds.
2.
Check DTC.
Is DTC detected?
YES
>> Proceed to
ECK-362, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010290025
1.
CHECK ECM HARNESS CONNECTOR CONNECTION
1.
Turn ignition switch OFF.
2.
Check the ECM harness connector connection.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK ELECTRIC THROTTLE CONTROL ACTUATOR HARNESS CONNECTOR CONNECTION
1.
Turn ignition switch OFF.
2.
Check the electric throttle control actuator harness connector connection.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts.
3.
CHECK ELECTRIC THROTTLE CONTROL ACTUATOR CIRCUIT
DTC No.
CONSULT screen terms
(Trouble diagnosis con-
tent)
DTC detecting condition
Possible cause
P2100
INLET AIR FLAP CIR-
CUIT
(Throttle actuator “A”
control motor circuit/
open)
• 1.DEF: —
• 2.DEF: OPERATION
TEMPERATURE
TOO HIGH
• ECM detects throttle control motor circuit
is open circuit.
• ECM detects throttle control motor circuit
is short circuit to ground.
• ECM detects throttle control motor circuit
is short circuit to battery.
• Harness or connectors
(Throttle control motor circuit is open or shorted)
• Electric throttle control actuator
ECK-362
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P2100 THROTTLE CONTROL MOTOR RELAY
Check the electric throttle control actuator circuit for open and short.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace error-detected parts.
4.
CHECK THROTTLE CONTROL MOTOR
Perform
ECK-363, "Component Inspection"
.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> Replace electric throttle control actuator.
Component Inspection
INFOID:0000000010290026
1.
CHECK THROTTLE CONTROL MOTOR
1.
Reconnect all harness connectors disconnected.
2.
Check the voltage between ECM harness connectors terminals as per the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace electric throttle control actuator.
+
–
Continuity
ECM
Electric throttle control actuator
Connector
Terminal
Connector
Terminal
F80
61
F46
2
Existed
67
3
71
4
F81
139
6
140
1
ECM
Condition
Voltage
+
–
Connector
Terminal
Connector
Terminal
F81
139
E59
25
[Engine is running]
• Warm-up condition
• Idle speed
[Ignition switch: OFF]
• For a few seconds after
turning ignition switch
OFF
0 V
140
[Engine is running]
• Warm-up condition
• Idle speed
0 V
JSBIA4796ZZ
P2119 ELECTRIC THROTTLE CONTROL FUNCTION
ECK-363
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
C
D
E
F
G
H
I
J
K
L
M
A
ECK
N
P
O
P2119 ELECTRIC THROTTLE CONTROL FUNCTION
DTC Logic
INFOID:0000000010290030
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000010290031
1.
CHECK INTERMITTENT INCIDENT
GI-41, "Intermittent Incident"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace.
2.
REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
1.
Replace electric throttle control actuator.
2.
>> INSPECTION END
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P2119
AIR INLET FLAP
(Throttle actuator control
throttle body range/perfor-
mance)
• 1.DEF: OFFSET IM-
PLAUSIBLE
ECM detects abnormally closed position of
throttle control valve.
• Harness or connectors
(Throttle control motor circuit is open or
shorted)
• Electric throttle control actuator
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст