Infiniti G35 (V35). Manual — part 309
TROUBLE DIAGNOSIS
EC-117
C
D
E
F
G
H
I
J
K
L
M
A
EC
60
61
62
PU/W
L/R
Y/R
Ignition signal No. 5
Ignition signal No. 3
Ignition signal No. 1
[Engine is running]
●
Warm-up condition
●
Idle speed
NOTE:
The pulse cycle changes depending on rpm at
idle.
0 - 0.2V
[Engine is running]
●
Warm-up condition
●
Engine speed: 2,500 rpm
0.1 - 0.4V
66
W/R
Sensor ground
(Throttle position sensor)
[Engine is running]
●
Warm-up condition
●
Idle speed
Approximately 0V
67
B/W
Sensor ground
[Engine is running]
●
Warm-up condition
●
Idle speed
Approximately 0V
68
Y
Sensor power supply
(Power steering pressure
sensor)
[Ignition switch: ON]
Approximately 5V
69
R/L
Throttle position sensor 2
[Ignition switch: ON]
●
Engine stopped
●
Shift lever: D (A/T) or 1st (M/T)
●
Accelerator pedal: Fully released
Less than 4.75V
[Ignition switch: ON]
●
Engine stopped
●
Shift lever: D (A/T) or 1st (M/T)
●
Accelerator pedal: Fully depressed
More than 0.36V
70
R/B
Refrigerant pressure sensor
[Engine is running]
●
Warm-up condition
●
Both A/C switch and blower fan switch: ON
(Compressor operates.)
1.0 - 4.0V
TER-
MINAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage)
SEC986C
SEC987C
EC-118
TROUBLE DIAGNOSIS
72*
Y/B
Exhaust valve timing control
position sensor (bank 2)
[Engine is running]
●
Idle speed
NOTE:
The pulse cycle changes depending on rpm at
idle.
0 - 1.0V
[Engine is running]
●
Engine speed: 2,000 rpm
0 - 1.0V
73
Y/B
Engine coolant temperature
sensor
[Engine is running]
Approximately 0 - 4.8V
Output voltage varies with
engine coolant temperature.
74
L/B
Heated oxygen sensor 2
(bank 1)
[Engine is running]
●
Revving engine from idle to 3,000 rpm
quickly after the following conditions are
met.
–
Engine: After warming up
–
After keeping the engine speed between
3,500 and 4,000 rpm for 1 minute and at idle
for 1 minute under no load.
0 - Approximately 1.0V
78
B/Y
Sensor ground
(Heated oxygen sensor)
[Engine is running]
●
Warm-up condition
●
Idle speed
Approximately 0V
79
80
81
GY/R
GY
G/R
Ignition signal No. 6
Ignition signal No. 4
Ignition signal No. 2
[Engine is running]
●
Warm-up condition
●
Idle speed
NOTE:
The pulse cycle changes depending on rpm at
idle.
0 - 0.2V
[Engine is running]
●
Warm-up condition
●
Engine speed: 2,500 rpm
0.1 - 0.4V
82
GY/L
Sensor ground
(Accelerator pedal position
sensor 1)
[Engine is running]
●
Warm-up condition
●
Idle speed
Approximately 0V
83
B/R
Sensor ground
(Accelerator pedal position
sensor 2)
[Engine is running]
●
Warm-up condition
●
Idle speed
Approximately 0V
TER-
MINAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage)
PBIB2867E
PBIB2046E
SEC986C
SEC987C
TROUBLE DIAGNOSIS
EC-119
C
D
E
F
G
H
I
J
K
L
M
A
EC
85
PU
Data link connector
[Ignition switch: ON]
●
CONSULT-II or GST: Disconnected
Approximately 5V - Battery volt-
age (11 - 14V)
86
P
CAN communication line
[Ignition switch: ON]
Approximately 1.1 - 2.3V
Output voltage varies with the
communication status.
90
BR/Y
Sensor power supply
(Accelerator pedal position
sensor 1)
[Ignition switch: ON]
Approximately 5V
91
G
Sensor power supply
(Accelerator pedal position
sensor 2)
[Ignition switch: ON]
Approximately 5V
94
L
CAN communication line
[Ignition switch: ON]
Approximately 2.6 - 3.2V
Output voltage varies with the
communication status.
98
LG/B
Accelerator pedal position
sensor 2
[Ignition switch: ON]
●
Engine stopped
●
Accelerator pedal: Fully released
0.15 - 0.60V
[Ignition switch: ON]
●
Engine stopped
●
Accelerator pedal: Fully depressed
1.95 - 2.40V
99
G/Y
ASCD steering switch
[Ignition switch: ON]
●
ASCD steering switch: OFF
Approximately 4V
[Ignition switch: ON]
●
MAIN switch: Pressed
Approximately 0V
[Ignition switch: ON]
●
CANCEL switch: Pressed
Approximately 1V
[Ignition switch: ON]
●
RESUME/ACCELERATE switch: Pressed
Approximately 3V
[Ignition switch: ON]
●
SET/COAST switch: Pressed
Approximately 2V
101
P/L
Stop lamp switch
[Ignition switch: OFF]
●
Brake pedal: Fully released
Approximately 0V
[Ignition switch: OFF]
●
Brake pedal: Slightly depressed
BATTERY VOLTAGE
(11 - 14V)
102
G/OR
PNP switch
[Ignition switch: ON]
●
Shift lever: P or N (A/T), Neutral (M/T)
Approximately 0V
[Ignition switch: ON]
●
Except above position
BATTERY VOLTAGE
(11 - 14V)
104
G/W
Throttle control motor relay
[Ignition switch: OFF]
BATTERY VOLTAGE
(11 - 14V)
[Ignition switch: ON]
0 - 1.0V
106
BR
Accelerator pedal position
sensor 1
[Ignition switch: ON]
●
Engine stopped
●
Accelerator pedal: Fully released
0.5 - 1.0V
[Ignition switch: ON]
●
Engine stopped
●
Accelerator pedal: Fully depressed
3.9 - 4.7V
TER-
MINAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage)
EC-120
TROUBLE DIAGNOSIS
*: For models with M/T.
: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)
107
L/OR
Fuel tank temperature sen-
sor
[Engine is running]
Approximately 0 - 4.8V
Output voltage varies with fuel
tank temperature.
108
SB
ASCD brake switch
[Ignition switch: ON]
●
Brake pedal: Slightly depressed (A/T)
●
Brake pedal and/or clutch pedal: Slightly
depressed (M/T)
Approximately 0V
[Ignition switch: ON]
●
Brake pedal: Fully released (A/T)
●
Brake pedal and clutch pedal: Fully released
(M/T)
BATTERY VOLTAGE
(11 - 14V)
109
W/L
Ignition switch
[Ignition switch: OFF]
0V
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
111
W
ECM relay
(Self shut-off)
[Engine is running]
[Ignition switch: OFF]
●
For a few seconds after turning ignition
switch OFF
0 - 1.5V
[Ignition switch: OFF]
●
More than a few seconds after turning igni-
tion switch OFF
BATTERY VOLTAGE
(11 - 14V)
113
B/OR
Fuel pump relay
[Ignition switch: ON]
●
For 1 second after turning ignition switch ON
[Engine is running]
0 - 1.5V
[Ignition switch: ON]
●
More than 1 second after turning ignition
switch ON
BATTERY VOLTAGE
(11 - 14V)
115
116
B/R
B
ECM ground
[Engine is running]
●
Idle speed
Body ground
117
GY/L
EVAP canister vent control
valve
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
119
120
P
L
Power supply for ECM
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
121
R/W
Power supply for ECM
(Back-up)
[Ignition switch: OFF]
BATTERY VOLTAGE
(11 - 14V)
TER-
MINAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage)
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