ecm INFINITI QX56 2010 Factory Service Manual

INFINITI QX56 2010 Factory Service Manual QX56 2010 INFINITI INFINITI https://www.carmanualsonline.info/img/42/57032/w960_57032-0.png INFINITI QX56 2010 Factory Service Manual

Page 1543 of 4210

INFINITI QX56 2010  Factory Service Manual EC-190
< COMPONENT DIAGNOSIS >[VK56DE]
P0222, P0223 APP SENSOR
OK or NG
OK >> GO TO 5.
NG >> Repair short to ground or short to power in harness or connectors.
5.CHECK ACCELERATOR PEDAL POSITION SENSO

Page 1544 of 4210

INFINITI QX56 2010  Factory Service Manual P0222, P0223 APP SENSOREC-191
< COMPONENT DIAGNOSIS > [VK56DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
>>
INSPECTION END
Component InspectionINFOID:0000000005149210
THROTTLE POSITION SENSOR
1. Reconnect all h

Page 1545 of 4210

INFINITI QX56 2010  Factory Service Manual EC-192
< COMPONENT DIAGNOSIS >[VK56DE]
P0300, P0301, P0302, P
0303, P0304, P0305, P0306,  P0307, P0308 MISFIRE
P0300, P0301, P0302, P0303, P0304,  P0305, P0306, P0307, P0308 MIS-
FIRE
On Board Diagn o

Page 1549 of 4210

INFINITI QX56 2010  Factory Service Manual EC-196
< COMPONENT DIAGNOSIS >[VK56DE]
P0300, P0301, P0302, P
0303, P0304, P0305, P0306,  P0307, P0308 MISFIRE
OK or NG
OK >> GO TO 12.
NG >> GO TO 11.
11 .DETECT MALFUNCTIONING PART
Check the followi

Page 1550 of 4210

INFINITI QX56 2010  Factory Service Manual P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308 MISFIRE
EC-197
< COMPONENT DIAGNOSIS > [VK56DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
6. Also check harness for short to power.
OK or NG
OK >> G

Page 1551 of 4210

INFINITI QX56 2010  Factory Service Manual EC-198
< COMPONENT DIAGNOSIS >[VK56DE]
P0327, P0328, 
P0332, P0333 KS
P0327, P0328, P0332, P0333 KS
Component DescriptionINFOID:0000000005149214
The knock sensor is attached to t he cylinder block. It

Page 1552 of 4210

INFINITI QX56 2010  Factory Service Manual P0327, P0328, P0332, P0333 KSEC-199
< COMPONENT DIAGNOSIS > [VK56DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 5.
NG >> GO TO 2

Page 1554 of 4210

INFINITI QX56 2010  Factory Service Manual P0335 CKP SENSOR (POS)EC-201
< COMPONENT DIAGNOSIS > [VK56DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
P0335 CKP SENSOR (POS)
Component DescriptionINFOID:0000000005149219
The crankshaft position sensor (P
OS)

Page 1555 of 4210

INFINITI QX56 2010  Factory Service Manual EC-202
< COMPONENT DIAGNOSIS >[VK56DE]
P0335 CKP SENSOR (POS)
1. Turn ignition switch OFF.
2. Loosen and retighten three ground screws on the body.
Refer to EC-85, "
Ground Inspection".
OK or NG
OK >>

Page 1556 of 4210

INFINITI QX56 2010  Factory Service Manual P0335 CKP SENSOR (POS)EC-203
< COMPONENT DIAGNOSIS > [VK56DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
OK >> GO TO 6.
NG >> GO TO 5.
5.DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors F32