содержание .. 821 822 823 824 ..
Nissan X-Trail 32. Manual - part 823
ENGINE CONTROL SYSTEM
EC-421
< SYMPTOM DIAGNOSIS >
[MR20DD]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
Main power supply and ground cir-
cuit
1
1
2
2
2
2
2
2
Engine coolant temperature sensor
circuit
3
3
3
Air fuel ratio (A/F) sensor 1 circuit
Throttle position sensor circuit
2
2
,
Accelerator pedal position sensor
circuit
3
2
1
Knock sensor circuit
2
3
Engine oil temperature sensor cir-
cuit
4
2
3
Crankshaft position sensor circuit
2
2
Camshaft position sensor (PHASE)
circuit
3
2
Vehicle speed signal circuit
2
3
3
3
ECM
2
2
3
3
3
3
3
3
3
3
3
Intake valve timing control solenoid
valve circuit
3
2
1
3
2
2
3
3
Exhaust valve timing control sole-
noid valve circuit
3
2
1
3
2
2
3
3
Exhaust valve timing control position
sensor circuit
5
5
5
5
5
5
5
5
M/T models: Reverse/neutral posi-
tion signal circuit
CVT models: Transmission range
switch
3
3
3
3
3
Refrigerant pressure sensor circuit
2
3
3
4
Electrical load signal circuit
3
SYMPTOM
Reference
page
HARD/NO S
T
A
R
T/RES
T
A
R
T (E
XCP
. HA)
E
N
GINE
ST
ALL
HES
IT
A
TION/SURGING/FLA
T
SPOT
S
P
ARK KNOC
K
/DET
O
NA
TI
ON
LACK OF
POWER/POOR ACCELERA
TION
HIG
H
IDL
E
/L
OW
ID
LE
ROUGH IDLE/HUNTING
ID
LING VI
BRA
T
ION
S
L
OW/NO RETU
RN
T
O
ID
LE
OVERHEA
T
S
/W
A
TER TEMPERA
T
URE HIG
H
E
X
CESSIVE
FUEL CON
S
UMP
T
ION
E
X
CESSIVE
OIL
C
O
NSUMP
T
ION
B
A
TTER
Y
DEAD (UNDER CHARGE)
Warranty symptom code
AA
AB
AC
AD
AE
AF
AG
AH
AJ
AK
AL
AM
HA