Nissan Qashqai J11. Manual — part 380
ECK-80
< ECU DIAGNOSIS INFORMATION >
[K9K]
ECM
51
(LG)
29
(B)
Voltage stabilizer signal
Output
[Stop/start system operates]
• While cranking of restart
(While operating the starter mo-
tor)
53
(SB)
58
(B)
Sensor power supply
(DPF differential pessure
sensor)
—
[Ignition switch: ON]
5.0 V
54
(SB)
—
Sensor ground
(Low fuel rail pressure
sensor)
—
—
—
55
(G)
29
(B)
Engine restart bypass
control relay
Output
[Engine is running]
• Warm-up condition
• Idle speed
1.73 V
[Stop/start system operates]
While cranking of restart
14.0 V
56
(R)
29
(B)
Glow plug control (COM-
MAND)
Input
[Ignition sw OFF goes to ON]
• Glow ON
0 – 4.01 V
• Glow OFF
0 V
57
(BG)
62
(BR)
Sensor power supply
(Exhaust throttle position
sensor)
—
[Ignition switch: ON]
5.0 V
58
(B)
—
Sensor ground
(DPF differential pessure
sensor)
—
—
—
61
(W)
67
(BR)
Sensor power supply
(Throttle position sensor)
—
[Ignition switch: ON]
5 V
62
(BR)
—
Sensor ground
(Exhaust throttle position
sensor)
—
—
—
63
(SB)
29
(B)
Water heater 3
Output
Diesel particulate filter regeneration
mode
0 V
Diesel particulate filter No regenera-
tion mode
14.23 V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
JSBIA5055GB
ECM
ECK-81
< ECU DIAGNOSIS INFORMATION >
[K9K]
C
D
E
F
G
H
I
J
K
L
M
A
ECK
N
P
O
64
(R)
29
(B)
Turbocharger boost con-
trol solenoid valve
Output
[Ignition switch: ON]
• Warm-up condition
• Idle speed
[Ignition switch: ON]
• Warm-up condition
• Engine speed: 2,000 rpm
65
(R)
66
(B)
Sensor power supply
(Low pressure EGR vol-
ume control valve position
sensor)
—
[Ignition switch: ON]
5 V
66
(B)
—
Sensor ground
(Low pressure EGR vol-
ume control valve position
sensor)
—
—
—
67
(BR)
—
Sensor ground
(Throttle position sensor)
—
—
—
68
(B)
—
Sensor ground
(Fuel rail pressure sen-
sor)
—
—
—
69
(V)
70
(BG)
Sensor power supply
(High pressure EGR vol-
ume control valve position
sensor)
—
[Ignition switch: ON]
5 V
70
(BG)
—
Sensor ground
(High pressure EGR vol-
ume control valve position
sensor)
—
—
—
71
(G)
67
(BR)
Throttle position sensor
Input
[Engine is running]
• Warm-up condition
• Engine speed: Idle
4.49 V
[Ignition switch: OFF]
• For approx. 20 seconds after turning
ignition switch OFF.
0.5 - 4.5 V
Output voltage fluctuates be-
tween 0.5 V and 5 V.
[Ignition switch: OFF]
• More than approx. 20 seconds after
turning ignition switch OFF.
0 V
72
(R)
68
(B)
Fuel rail pressure sensor
Input
[Engine is running]
• Warm-up condition
• Idle speed
0.96 - 1.95 V
[Engine is running]
• Warm-up condition
• Revving engine from idle to 2,000
rpm quickly
1.13 - 1.28 V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
JSBIA4791ZZ
JSBIA4792ZZ
ECK-82
< ECU DIAGNOSIS INFORMATION >
[K9K]
ECM
73
(L)
86
(G)
Sensor power supply
(Mass air flow sensor)
—
[Ignition switch: ON]
5.0 V
75
(P)
70
(BG)
High pressure EGR vol-
ume control valve
(High pressure EGR vol-
ume control valve control
position sensor)
Input
[Engine is running]
• Warm-up condition
• Idle speed
0.78 V
76
(GR)
62
(BR)
Exhaust throttle position
sensor
Input
[Engine is running]
• Warm-up condition
3.97 V
77
(LG)
86
(G)
Sensor power supply
(Exhaust gas pressure
sensor 1)
—
[Ignition switch: ON]
5.0 V
78
(GR)
—
Sensor ground
(Exhaust gas pressure
sensor 1)
—
—
—
79
(L)
66
(B)
Low pressure EGR vol-
ume control valve
(Low pressure EGR vol-
ume control valve control
position sensor)
Input
[Engine is running]
• Warm-up condition
• Idle speed
(Less than 60 seconds idle time)
3.47 V
[Engine is running]
• Warm-up condition
• Idle speed
(More than 60 seconds idle time)
1.23 V
80
(LG)
58
(B)
DPF differential pressure
sensor
Input
[Engine is running]
• Warm-up condition
• Idle speed
0.54 V
[Engine is running]
• Warm-up condition
• Engine speed: 2000rpm
0.63 V
83
(Y)
78
(GR)
Exhaust gas pressure
sensor 1
Input
[Engine is running]
• Warm-up condition
• Idle speed
1.0 V
86
(G)
—
Sensor ground
(Mass air flow sensor, In-
take air temperature sen-
sor 1)
—
—
—
87
(V)
86
(G)
Intake air temperature
sensor 1
Input
[Engine is running]
• Warm-up condition
0.27 – 1.92 V
Output voltage varies with intake
air temperature.
88
(W)
54
(SB)
Low fuel pressure sensor
Input
[Engine is running]
• Warm-up condition
0.02 - 0.04 V
89
(GR)
29
(B)
Fuel pump relay control
Output
[Ignition switch: ON]
• Fuel Pump relay always is on
0 – 5.17 V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
ECM
ECK-83
< ECU DIAGNOSIS INFORMATION >
[K9K]
C
D
E
F
G
H
I
J
K
L
M
A
ECK
N
P
O
92
(Y)
29
(B)
Fuel flow volume control
valve
Output
[Engine is running]
• Idle speed
[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm
93
(R)
94
(GR)
29
(B)
Power supply for ECM
Input
[Ignition switch: OFF]
0 V
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14 V)
95
(B)
29
(B)
Fuel heater relay
Output
[Ignition switch: ON]
• Fuel temperature: less than 45
°
C
(113
°
F)
0 – 1 V
[Engine is running]
• Warm-up condition
• Fuel temperature: 65
°
C (149
°
F) or
more
11 – 14 V
97
(W)
125
(BR)
Sensor power supply
(Refrigerant pressure
sensor)
—
[Ignition switch: ON]
5.0 V
98
(BR)
—
Sensor ground
(Fuel temperature sen-
sor)
—
—
—
99
(P)
125
(BR)
Refrigerant pressure sen-
sor
Input
[Engine is running]
• Warm-up condition
• Both A/C switch and blower fan mo-
tor switch: ON (Compressor oper-
ates)
1.20 V
100
(G)
102
(B)
Turbocharger boost sen-
sor
Input
[Engine is running]
• Warm-up condition
• Idle speed
1.19 V
[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm
1.30 V
101
(R)
102
(B)
Sensor power supply
(Turbocharger boost sen-
sor)
—
[Ignition switch: ON]
5.0 V
102
(B)
—
Sensor ground
(Turbocharger boost sen-
sor, Intake air tempera-
ture sensor 2)
—
—
—
103
(P)
98
(BR)
Fuel temperature sensor
Input
[Engine is running]
• Warm-up condition
0.28 – 1.83 V
Output voltage varies with fuel
pump temperature.
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
JSBIA4793ZZ
JSBIA4794ZZ
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