Nissan Qashqai (2007-2010). Manual — part 356
ECM
EC-943
< ECU DIAGNOSIS >
[MR20DE (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
65
Ground
R
Camshaft position sensor
(PHASE)
Input
[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes de-
pending on rpm at idle
1.0 - 2.0
[Engine is running]
• Engine speed is 2,000 rpm
1.0 - 2.0
69
Ground
W/B
PNP switch
Input
[Ignition switch: ON]
• Shift lever: P or N (CVT),
Neutral (M/T)
BATTERY VOLTAGE
(11 - 14V)
[Ignition switch: ON]
• Shift lever: Except above
0V
72
Ground
L
Sensor power supply
(Throttle position sensor)
—
[Ignition switch: ON]
5V
73
Ground
Y/R
Intake valve timing control
solenoid valve
Output
[Engine is running]
• Warm-up condition
• Idle speed
0V
[Engine is running]
• Warm-up condition
• Engine speed: 2,000rpm
7 - 10V
74
Ground
L
Sensor power supply
(Refrigerant pressure sen-
sor)
Input
[Ignition switch: ON]
5V
75
Ground
G
Sensor power supply
[Crankshaft position sensor
(POS)]
—
[Ignition switch: ON]
5V
78
Ground
LG
Sensor power supply
[Camshaft position sensor
(PHASE)]
—
[Ignition switch: ON]
5V
83
Ground
P
CAN communication line
Input/
Output
—
—
84
Ground
L
CAN communication line
Input/
Output
—
—
88
Ground
O
Data link connector
Input/
Output
[Ignition switch: ON]
• CONSULT-III or GST: Dis-
connected
10.5V
93
Ground
W/L
Ignition switch
Input
[Ignition switch: OFF]
0V
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
Terminal No.
Wire
color
Description
Condition
Value
(Approx.)
+
-–
Signal name
Input/
Output
JMBIA0335GB
JMBIA0336GB
JMBIA0337GB
EC-944
< ECU DIAGNOSIS >
[MR20DE (WITH EURO-OBD)]
ECM
94
Ground
V
ASCD steering switch
Input
[Ignition switch: ON]
• ASCD steering switch: OFF
4V
[Ignition switch: ON]
• MAIN switch: Pressed
0V
[Ignition switch: ON]
• CANCEL switch: Pressed
1V
[Ignition switch: ON]
• RESUME/ACCELERATE
switch: Pressed
3V
[Ignition switch: ON]
• SET/COAST switch:
Pressed
2V
95
Ground
B
Sensor ground
(ASCD steering switch)
—
[Engine is running]
• Warm-up condition
• Idle speed
0V
99
Ground
R/W
Stop lamp switch
Input
[Ignition switch: OFF]
• Brake pedal: Fully released
0V
[Ignition switch: OFF]
• Brake pedal: Slightly de-
pressed
BATTERY VOLTAGE
(11 - 14V)
100
Ground
G/B
ASCD brake switch
Input
[Ignition switch: ON]
• Brake pedal: Slightly de-
pressed (CVT)
• Brake pedal and clutch ped-
al: Slightly depressed (M/T)
0V
[Ignition switch: ON]
• Brake pedal: Fully released
(CVT)
• Brake pedal and/or clutch
pedal: Fully released (M/T)
BATTERY VOLTAGE
(11 - 14V)
102
Ground
BR/Y
Sensor power supply
(Accelerator pedal position
sensor 2)
—
[Ignition switch: ON]
5V
104
Ground
B
Sensor ground
(Accelerator pedal position
sensor 2)
—
[Engine is running]
• Warm-up condition
• Idle speed
0V
105
Ground
G
Power supply for ECM
Input
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
106
Ground
O
Sensor power supply
(Accelerator pedal position
sensor 1)
—
[Ignition switch: ON]
5V
108
Ground
B
ECM ground
—
[Engine is running]
• Idle speed
Body ground
110
Ground
R
Accelerator pedal position
sensor 1
Input
[Ignition switch: ON]
• Engine stopped
• Accelerator pedal: Fully re-
leased
0.6 - 0.9V
[Ignition switch: ON]
• Engine stopped
• Accelerator pedal: Fully de-
pressed
3.9 - 4.7V
Terminal No.
Wire
color
Description
Condition
Value
(Approx.)
+
-–
Signal name
Input/
Output
ECM
EC-945
< ECU DIAGNOSIS >
[MR20DE (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)
103
Ground
GR
Accelerator pedal position
sensor 2
Input
[Ignition switch: ON]
• Engine stopped
• Accelerator pedal: Fully re-
leased
0.3 - 0.6V
[Ignition switch: ON]
• Engine stopped
• Accelerator pedal: Fully de-
pressed
1.95 - 2.4V
111
Ground
B/Y
Sensor ground
(Accelerator pedal position
sensor 1)
—
[Engine is running]
• Warm-up condition
• Idle speed
0V
Terminal No.
Wire
color
Description
Condition
Value
(Approx.)
+
-–
Signal name
Input/
Output
EC-946
< ECU DIAGNOSIS >
[MR20DE (WITH EURO-OBD)]
ECM
Wiring Diagram - ENGINE CONTROL SYSTEM -
INFOID:0000000000936972
JCBWA0190GB
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