Nissan Qashqai J11. Manual — part 294
U1044 ENG COMM CIRCUIT
ECM-153
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
C
D
E
F
G
H
I
J
K
L
M
A
ECM
N
P
O
Is DTC detected again?
YES
>> Replace ECM. Refer to
ECM-416, "Removal and Installation"
NO
>> INSPECTION END
ECM-154
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
U1050, U1051 LIN COMMUNICATION
U1050, U1051 LIN COMMUNICATION
DTC Description
INFOID:0000000010702883
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors
(LIN communication circuit is open or shorted.)
• Generator
• ECM
FAIL-SAFE
Not applicable
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 ON and wait at least 10 seconds.
2.
Check DTC.
Is DTC detected?
YES
>> Proceed to
ECM-154, "Diagnosis Procedure"
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010702884
1.
CHECK LIN COMMUNICATION CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect ECM harness connector and alternator harness connector.
3.
Check the continuity between ECM harness connector and alternator harness connector.
4.
Also check harness for short to power and short to ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
REPLACE GENERATOR
1.
Replace alternator. Refer to
CHG-52, "MR20DD : Removal and Installation"
.
2.
Erase DTC.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
U1050
LIN COMMUNICATION
ECM detects LIN communication error.
U1051
+
−
Continuity
ECM
Alternator
Connector
Terminal
Connector
Terminal
F15
45
F54
2
Existed
U1050, U1051 LIN COMMUNICATION
ECM-155
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
C
D
E
F
G
H
I
J
K
L
M
A
ECM
N
P
O
3.
Perform DTC confirmation procedure again. Refer to
.
Is DTC detected again?
YES
>> Replace ECM. Refer to
ECM-416, "Removal and Installation"
NO
>> INSPECTION END
ECM-156
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
P0011 IVT CONTROL
P0011 IVT CONTROL
DTC Description
INFOID:0000000010702885
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Crankshaft position sensor
• Camshaft position sensor
• Intake valve timing control solenoid valve
• Accumulation of debris to the signal plate of the camshaft
• Timing chain installation
• Foreign matter caught in the oil groove for intake valve timing control
FAIL-SAFE
DTC CONFIRMATION PROCEDURE
1.
CHECK DTC PRIORITY
If DTC P0011 is displayed with DTC P0075, first perform the trouble diagnosis for DTC P0075.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. Refer to
NO
>> GO TO 2.
2.
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 between 11 V and 16 V at
idle.
>> GO TO 3.
3.
PERFORM DTC CONFIRMATION PROCEDURE-1
With CONSULT
1.
Turn ignition switch ON and select “DATA MONITOR” mode of “ENGINE” using CONSULT.
2.
Start engine and warm it up to normal operating temperature.
3.
Maintain the following conditions for at least 10 consecutive seconds. Hold the accelerator pedal as
steady as possible.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0011
INT/V TIM CONT-B1
“A” Camshaft position - timing over-ad-
vanced or system performance bank 1)
There is a gap between angle of target and phase-control angle degree.
Engine operating condition in fail-safe mode
Fail safe mode
Vehicle behavior
Device fix mode
• This mode fixes the IVT control solenoid valve and the EVT control solenoid valve in the refer-
ence position.
• The intake manifold runner control valve motor is turned OFF (intake manifold runner valve
opens).
ENG SPEED
1,200 - 2,000 rpm
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст