Nissan Versa Note. Instruction — part 274
EC-78
< ECU DIAGNOSIS INFORMATION >
[HR16DE]
ECM
37
(W)
40
(L)
Knock sensor
Input
[Engine is running]
• Idle speed
2.5 V
38
(LG/V)
44
(P)
Engine coolant temperature
sensor
Input
[Engine is running]
0 - 4.8 V
Output voltage varies with engine
coolant temperature.
39
(L)
68
(R)
Battery temperature sensor
Input
[Engine is running]
• Battery temperature: 25
°C (°F)
• Idle speed
3.5 V
40
(L)
—
Sensor ground
(Knock sensor shield circuit)
—
—
—
42
(L)
51
(P)
Fuel tank temperature sen-
sor
Input
[Engine is running]
0 - 4.8 V
Output voltage varies with fuel
tank temperature.
43
(SB)
68
(R)
EVAP control system pres-
sure sensor
Input
[Ignition switch: ON]
0.5 - 4.6 V
44
(P)
—
Sensor ground
(Engine coolant tempera-
ture sensor)
—
—
—
45
(G/B)
52
(LG)
Mass air flow sensor
Input
[Ignition switch ON]
• Engine stopped
0.4 V
[Engine is running]
• Warm-up condition
• Idle speed
0.8 - 1.3 V
[Engine is running]
• Warm-up condition
• Engine is revving from idle to
about 4,000 rpm
0.8 - 1.3 to 2.4 V
(Check for linear voltage rise in
response to engine being in-
creased to about 4,000 rpm.)
46
(V)
55
(G/L)
Intake air temperature sen-
sor
Input
[Engine is running]
0 - 4.8 V
Output voltage varies with intake
air temperature.
47
(Y)
60
(L)
Engine oil pressure sensor
Input
[Engine is running]
• Warm-up condition
• Idle speed
1.0 - 2.0 V
[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm
1.5 - 3.5 V
48
(W/R)
63
(W)
Exhaust valve timing control
position sensor
Input
[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes de-
pending on rpm at idle
4.3 V
[Engine is running]
• Engine speed: 2,000 rpm
4.3 V
49
(G/W)
108
(B)
A/F sensor 1
Input
[Ignition switch: ON]
2.2 V
Terminal No.
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
JSBIA0716GB
JSBIA0717GB
ECM
EC-79
< ECU DIAGNOSIS INFORMATION >
[HR16DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
50
(L/R)
59
(L/Y)
Heated oxygen sensor 2
Input
[Engine is running]
• Revving engine from idle to 3,000
rpm quickly after the following
conditions are met
- Engine: after warming up
- Keeping the engine speed be-
tween 3,500 and 4,000 rpm for 1
minute and at idle for 1 minute
under no load
0 - 1.0 V
51
(P)
—
Sensor ground
(Fuel tank temperature sen-
sor)
—
—
—
52
(LG)
—
Sensor ground
(Mass air flow sensor)
—
—
—
53
(L)
108
(B)
A/F sensor 1
Input
[Engine is running]
• Warm-up condition
• Engine speed: 2,500 rpm
1.8 V
Output voltage varies with air fuel
ratio.
54
(BR)
—
Sensor ground
(Engine oil temperature
sensor)
—
—
—
55
(G/L)
—
Sensor ground
(Intake air temperature sen-
sor)
—
—
—
57
(P)
54
(BR)
Engine oil temperature sen-
sor
Input
[Engine is running]
0 - 4.8 V
Output voltage varies with engine
oil temperature.
58
(BR)
68
(R)
Battery current sensor
Input
[Engine is running]
• Battery: Fully charged*
• Idle speed
2.6 - 3.5 V
59
(L/Y)
—
Sensor ground
(Heated oxygen sensor 2)
—
—
—
60
(L)
—
Sensor ground
(Engine oil pressure sensor)
—
—
—
61
(L/O)
62
(G)
Crankshaft position sensor
Input
[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes de-
pending on rpm at idle
4.0 V
[Engine is running]
• Engine speed: 2,000 rpm
4.0 V
62
(G)
—
Sensor ground
(Crankshaft position sensor)
—
—
—
63
(W)
—
Sensor ground
(Camshaft position sensor)
—
—
—
Terminal No.
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
JMBIA2185GB
JMBIA2186GB
EC-80
< ECU DIAGNOSIS INFORMATION >
[HR16DE]
ECM
65
(R/W)
63
(W)
Camshaft position sensor
Input
[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes de-
pending on rpm at idle
4.3 V
[Engine is running]
• Engine speed is 2,000 rpm
4.3 V
68
(R)
—
Sensor ground
(EVAP control system pres-
sure sensor, battery current
sensor, battery temperature
sensor)
—
—
—
69
(BR)
108
(B)
Park/Neutral position signal
Input
[Ignition switch: ON]
• Shift lever: Neutral
BATTERY VOLTAGE
(11 - 14 V)
[Ignition switch: ON]
• Shift lever: Except above position
0 V
70
(L/Y)
—
Engine communication line
Input/
Output
—
—
71
(Y)
68
(R)
Sensor power supply
(EVAP control system pres-
sure sensor, battery current
sensor, battery temperature
sensor)
—
[Ignition switch: ON]
5 V
72
(W/R)
36
(R)
Sensor power supply
(Throttle position sensor)
—
[Ignition switch: ON]
5 V
73
(P)
108
(B)
Intake valve timing control
solenoid valve
Output
[Engine is running]
• Warm-up condition
• Idle speed
BATTERY VOLTAGE
(11 - 14 V)
[Engine is running]
• Warm-up condition
• When revving engine up to
2,000rpm quickly
7 - 10 V
74
(O)
60
(L)
Sensor power supply
(Engine oil pressure sensor)
—
[Ignition switch: ON]
5 V
75
(O)
62
(G)
Sensor power supply
(Crankshaft position sensor)
—
[Ignition switch: ON]
5 V
Terminal No.
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
JSBIA0718GB
JSBIA0719GB
JSBIA0720GB
ECM
EC-81
< ECU DIAGNOSIS INFORMATION >
[HR16DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
77
(P/W)
108
(B)
Exhaust valve timing control
solenoid valve
Output
[Engine is running]
• Warm-up condition
• Idle speed
BATTERY VOLTAGE
(11 - 14 V)
[Engine is running]
• Warm-up condition
• When revving engine up to
2,000rpm quickly
7 - 10 V
78
(BR)
63
(W)
Sensor power supply
(Camshaft position sensor)
—
[Ignition switch: ON]
5 V
81
(V)
108
(B)
Power supply for ECM
(Back-up)
Input
[Ignition switch: OFF]
BATTERY VOLTAGE
(11 - 14 V)
83
(P)
—
CAN-L
Input/
Output
—
—
84
(L)
—
CAN-H
Input/
Output
—
—
85
(V)
98
(LG)
Refrigerant pressure sensor
Input
[Engine is running]
• Warm-up condition
• Both A/C switch and blower fan
switch: ON (Compressor oper-
ates)
1.0 - 4.0 V
88
(GR)
—
Data link connector
Input/
Output
—
—
92
(R)
—
Clutch pedal position switch
Input
[Ignition switch: ON]
• Clutch pedal: Fully released
0 V
[Ignition switch: ON]
• Clutch pedal: Fully depressed
BATTERY VOLTAGE
(11 - 14 V)
93
(L)
108
(B)
Ignition switch
Input
[Ignition switch: OFF]
0 V
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14 V)
94
(Y)
95
(B)
ASCD steering switch
Input
[Ignition switch: ON]
• ASCD steering switch: OFF
4 V
[Ignition switch: ON]
• MAIN switch: Pressed
0 V
[Ignition switch: ON]
• CANCEL switch: Pressed
1 V
[Ignition switch: ON]
• ACCEL/RES switch: Pressed
3 V
[Ignition switch: ON]
• COAST/SET switch: Pressed
2 V
95
(B)
—
Sensor ground
(ASCD steering switch)
—
—
—
98
(LG)
—
Sensor ground
(Refrigerant pressure sen-
sor)
—
—
—
99
(LG)
108
(B)
Stop lamp switch
Input
[Ignition switch: OFF]
• Brake pedal: Fully released
0 V
[Ignition switch: OFF]
• Brake pedal: Slightly depressed
BATTERY VOLTAGE
(11 - 14 V)
Terminal No.
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
JSBIA0720GB
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