2007 NISSAN 350Z Oxygen sensor
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EC-88
TROUBLE DIAGNOSIS
Revision: 2006 November2007 350Z
2P0031 P0032 P0051 P0052 Air fuel ratio (A/F) sensor 1 heater
P0037 P0038 P0057 P0058 Heated oxygen sensor 2 heater
P0075 P0081 Intake valve timing control solenoid valve
P0078 P0084 Exhaust valve timing control magnet retarder*
P0130 P0131 P0132 P0133 P0150 P0151 P0152 P0153 P2A00 P2A03 Air fuel ratio (A/F) sensor 1
P0137 P0138 P0139 P0158 P0159 Heated oxygen sensor 2
P0441 EVAP control system purge flow monitoring
P0443 P0444 P0445 EVAP canister purge volume control solenoid valve
P0447 P0448 EVAP canister vent control valve
P0451 P0452 P0453 EVAP control system pressure sensor
P0550 Power steering pressure sensor
P0603 ECM power supply
P0710 P0717 P0720 P0731 P0732 P0733 P0734 P0735 P0740 P0744 P0745 P1730 P1752 P1757 P1762 P1767
P1772 P1774 A/T related sensors, solenoid valves and switches
P1078 P1084 Exhaust valve timing control position sensor
P1217 Engine over temperature (OVERHEAT)
P1233 P2101 Electric throttle control function
P1236 P2118 Throttle control motor
P1290 P2103 P2103 Throttle control motor relay
P1805 Brake switch
3
P0011 P0021 Intake valve timing control
P0014 P0024 Exhaust valve timing control*
P0171 P0172 P0174 P0175 Fuel injection system function
P0300 - P0306 Misfire
P0420 P0430 Three way catalyst function
P0442 EVAP control system (SMALL LEAK)
P0455 EVAP control system (GROSS LEAK)
P0456 EVAP control system (VERY SMALL LEAK)
P0506 P0507 Idle speed control system
P1148 P1168 Closed loop control
P1211 TCS control unit
P1212 TCS communication line
P1238 P2119 Electric throttle control actuator
P1421 Cold start control
P1564 ASCD steering switch
P1572 ASCD brake switch
P1574 ASCD vehicle speed sensor
P1715 Turbine revolution sensor Priority Detected items (DTC)
Page 99 of 720
TROUBLE DIAGNOSIS
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1. Heated oxygen sensor 2 (bank 2) 2. Heated oxygen sensor 2 (bank 2)
harness connector3. Heated oxygen sensor 2 (bank 1)
4. Heated oxygen sensor 2 (bank 1)
harness connector
:Vehicle front
1. Accelerator pedal 2. Accelerator pedal position sensor 3. ECM
4. ECM harness connector
1. Stop lamp switch 2. ASCD brake switch 3. Brake pedal
4. ASCD clutch switch 5. Clutch pedal
1. ASCD steering switch 2. RESUME/ACCELERATE switch 3. SET/COAST switch
4. CANCEL switch 5. MAIN switch
PBIB3502E
PBIB3496E
PBIB3498E
PBIB3497E
Page 105 of 720
![NISSAN 350Z 2007 Z33 Engine Control Workshop Manual TROUBLE DIAGNOSIS
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Revision: 2006 November2007 350Z
7Y/RExhaust valve timing control
magnet retarder (bank 2)[Engine is running]
Warm-up condition
Idle speedBATTERY](/manual-img/5/762/w960_762-104.png "NISSAN 350Z 2007 Z33 Engine Control Workshop Manual TROUBLE DIAGNOSIS
EC-105
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Revision: 2006 November2007 350Z
7Y/RExhaust valve timing control
magnet retarder (bank 2)[Engine is running]
Warm-up condition
Idle speedBATTERY")
TROUBLE DIAGNOSIS
EC-105
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Revision: 2006 November2007 350Z
7Y/RExhaust valve timing control
magnet retarder (bank 2)[Engine is running]
Warm-up condition
Idle speedBATTERY VOLTAGE
(11 - 14V)
[Engine is running]
Warm-up condition
Around 2,500 rpm while the engine speed is
rising7 - 12V
8 B/P ECM ground[Engine is running]
Idle speedBody ground
11
12
15
16
19
20GY
LG/R
PU
G/B
L/R
Y/BIgnition signal No. 4
Ignition signal No. 3
Ignition signal No. 5
Ignition signal No. 2
Ignition signal No. 6
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: 2,000 rpm0.1 - 0.4V
17 PHeated oxygen sensor 2
heater (bank 1)[Engine is running]
Engine speed: Below 3,600 rpm after the
following conditions are met.
–Engine: After warming up
–Keeping the engine speed between 3,500
and 4,000 rpm for 1 minute and at idle for 1
minute under no load.0 - 14V
[Ignition switch: ON]
Engine stopped
[Engine is running]
Engine speed: Above 3,600 rpmBATTERY VOLTAGE
(11 - 14V)
18 W/GIntake valve timing control
solenoid valve (bank 1)[Engine is running]
Warm-up condition
Idle speedBATTERY VOLTAGE
(11 - 14V)
[Engine is running]
Warm-up condition
Engine speed: 2,000 rpm7 - 12V TER-
MINAL
NO.WIRE
COLORITEM CONDITION DATA (DC Voltage)
PBIB3542E
PBIB3543E
PBIB3544E
PBIB3545E
PBIB3546E
Page 107 of 720
![NISSAN 350Z 2007 Z33 Engine Control Workshop Manual TROUBLE DIAGNOSIS
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Revision: 2006 November2007 350Z
30 YThrottle position sensor 1
(bank 1)[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Ac](/manual-img/5/762/w960_762-106.png "NISSAN 350Z 2007 Z33 Engine Control Workshop Manual TROUBLE DIAGNOSIS
EC-107
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Revision: 2006 November2007 350Z
30 YThrottle position sensor 1
(bank 1)[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Ac")
TROUBLE DIAGNOSIS
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Revision: 2006 November2007 350Z
30 YThrottle position sensor 1
(bank 1)[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Accelerator pedal: Fully releasedMore than 0.36V
[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Accelerator pedal: Fully depressedLess than 4.75V
31 L/GThrottle position sensor 1
(bank 2)[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Accelerator pedal: Fully releasedMore than 0.36V
[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Accelerator pedal: Fully depressedLess than 4.75V
33 PU/WHeated oxygen sensor 2
heater (bank 2)[Engine is running]
Engine speed: Below 3,600 rpm after the
following conditions are met.
–Engine: After warming up
–Keeping the engine speed between 3,500
and 4,000 rpm for 1 minute and at idle for 1
minute under no load.0 - 14V
[Ignition switch: ON]
Engine stopped
[Engine is running]
Engine speed: Above 3,600 rpmBATTERY VOLTAGE
(11 - 14V)
34 LThrottle position sensor 2
(bank 1)[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Accelerator pedal: Fully releasedLess than 4.75V
[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Accelerator pedal: Fully depressedMore than 0.36V
35 L/YThrottle position sensor 2
(bank 2)[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Accelerator pedal: Fully releasedLess than 4.75V
[Ignition switch: ON]
Engine stopped
Shift lever: D (A/T) or 1st (M/T)
Accelerator pedal: Fully depressedMore than 0.36V TER-
MINAL
NO.WIRE
COLORITEM CONDITION DATA (DC Voltage)
PBIB3545E
Page 111 of 720
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Revision: 2006 November2007 350Z68 BSensor ground
[Mass air flow sensor
(bank1), Intake air tempera-
ture sensor (bank 1)][Engine is running]Warm-u](/manual-img/5/762/w960_762-110.png "NISSAN 350Z 2007 Z33 Engine Control Workshop Manual TROUBLE DIAGNOSIS
EC-111
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Revision: 2006 November2007 350Z68 BSensor ground
[Mass air flow sensor
(bank1), Intake air tempera-
ture sensor (bank 1)][Engine is running]Warm-u")
TROUBLE DIAGNOSIS
EC-111
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Revision: 2006 November2007 350Z68 BSensor ground
[Mass air flow sensor
(bank1), Intake air tempera-
ture sensor (bank 1)][Engine is running]Warm-up condition
Idle speed0V
69 W Knock sensor (bank 2)[Engine is running]
Idle speed2.5V*
71 Y/BEngine coolant temperature
sensor[Engine is running]0 - 4.8V
Output voltage varies with
engine coolant temperature.
72 —Sensor ground
[Knock sensor (bank 1),
Knock sensor (bank 2)][Engine is running]
Warm-up condition
Idle speedApproximately 0V
73 W Knock sensor (bank 1)[Engine is running]
Idle speed2.5V*
76 W/RHeated 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
–Keeping the engine speed between 3,500
and 4,000 rpm for 1 minute and at idle for 1
minute under no load.0 - 1.0V
77 L/WMass air flow sensor
(bank1)[Engine is running]
Warm-up condition
Idle speed0.8 - 1.1V
[Engine is running]
Warm-up condition
Engine speed: 2,500 rpm1.4 - 1.7V
78 G/WEngine oil temperature sen-
sor[Engine is running]0 - 4.8V
Output voltage varies with
engine oil temperature.
79 GY/RMass air flow sensor
(bank2)[Engine is running]
Warm-up condition
Idle speed0.8 - 1.1V
[Engine is running]
Warm-up condition
Engine speed: 2,500 rpm1.4 - 1.7V
80 R/YHeated oxygen sensor 2
(bank 2)[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 between 3,500
and 4,000 rpm for 1 minute and at idle for 1
minute under no load.0 - 1.0V TER-
MINAL
NO.WIRE
COLORITEM CONDITION DATA (DC Voltage)
Page 112 of 720
EC-112
TROUBLE DIAGNOSIS
Revision: 2006 November2007 350Z
81
82
85
86
89
90R/B
L/R
BR
W/B
G/Y
Y/RFuel injector No. 3
Fuel injector No. 6
Fuel injector No. 2
Fuel injector No. 5
Fuel injector No. 1
Fuel injector No. 4[Engine is running]
Warm-up condition
Idle speed
NOTE:
The pulse cycle changes depending on rpm at
idle.BATTERY VOLTAGE
(11 - 14V)
[Engine is running]
Warm-up condition
Engine speed: 2,000 rpmBATTERY VOLTAGE
(11 - 14V)
83 GIntake air temperature sen-
sor (bank 2)[Engine is running]0 - 4.8V
Output voltage varies with intake
air temperature.
84 GSensor ground
(Heated oxygen sensor 2,
Engine coolant temperature
sensor, Engine oil tempera-
ture sensor)[Engine is running]
Warm-up condition
Idle speed0V
87 YPower steering pressure
sensor[Engine is running]
Steering wheel: Being turned0.5 - 4.5V
[Engine is running]
Steering wheel: Not being turned0.4 - 0.8V
88 LG/BSensor ground
[Exhaust valve timing con-
trol position sensor (bank 1),
Exhaust valve timing control
position sensor (bank 2)][Engine is running]
Warm-up condition
Idle speed0V
92 B/PSensor ground
[Camshaft position sensor
(PHASE) (bank 2)][Engine is running]
Warm-up condition
Idle speed0V
93 PPower supply for ECM
(Back-up)[Ignition switch: OFF]BATTERY VOLTAGE
(11 - 14V)
94 L/YSensor ground
[Mass air flow sensor (bank
2)][Engine is running]
Warm-up condition
Idle speed0V
96 P/LSensor ground
[Camshaft position sensor
(PHASE) (bank 1), Power
steering pressure sensor][Engine is running]
Warm-up condition
Idle speed0V
97 RAccelerator pedal position
sensor 1[Ignition switch: ON]
Engine stopped
Accelerator pedal: Fully released0.5 - 1.0V
[Ignition switch: ON]
Engine stopped
Accelerator pedal: Fully depressed3.9 - 4.7V TER-
MINAL
NO.WIRE
COLORITEM CONDITION DATA (DC Voltage)
PBIB3555E
PBIB3556E
Page 117 of 720
TROUBLE DIAGNOSIS
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Revision: 2006 November2007 350Z
ENGINE CONTROL COMPONENT PARTS/CONTROL SYSTEMS APPLICATION
ItemDIAGNOSTIC TEST MODE
WORK
SUPPORTSELF-DIAGNOSTIC
RESULTS
DATA
MONI-
TORACTIVE
TESTDTC & SRT
CONFIRMATION
DTC*1FREEZE
FRAME
DATA*
2
SRT STA-
TUSDTC
WORK
SUP-
PORT
ENGINE CONTROL COMPONENT PARTS
INPUT
Crankshaft position sensor (POS)×××
Camshaft position sensor (PHASE)×××
Mass air flow sensor××
Engine coolant temperature sensor××××
Engine oil temperature sensor×
Air Fuel ratio (A/F) sensor 1××××
Heated oxygen sensor 2××××
Vehicle speed sensor×××
Accelerator pedal position sensor××
Throttle position sensor×××
Fuel tank temperature sensor×××
EVAP control system pressure sensor××
Intake air temperature sensor×××
Knock sensor×
Refrigerant pressure sensor×
Closed throttle position switch (accel-
erator pedal position sensor signal)×
Air conditioner switch×
Park/neutral position (PNP) switch××
Stop lamp switch××
Power steering pressure sensor××
Battery voltage×
Load signal×
Exhaust valve timing control position
sensor××
Fuel level sensor××
ASCD steering switch××
ASCD brake switch××
ASCD clutch switch××
Page 118 of 720
EC-118
TROUBLE DIAGNOSIS
Revision: 2006 November2007 350Z
X: Applicable
*1: This item includes 1st trip DTCs.
*2: This mode includes 1st trip freeze frame data or freeze frame data. The items appear on CONSULT-III screen in freeze frame data
mode only if a 1st trip DTC or DTC is detected. For details, refer to EC-119, "
Freeze Frame Data and 1st Trip Freeze Frame Data" .
*3: Always “CMPLT” is displayed.
INSPECTION PROCEDURE
Refer to GI-36, "CONSULT-III/GST CHECKING SYSTEM" .
WORK SUPPORT MODE
Work Item
ENGINE CONTROL COMPONENT PARTS
OUTPUT
Fuel injector××
Power transistor (Ignition timing)××
Throttle control motor relay××
Throttle control motor×
EVAP canister purge volume control
solenoid valve××××
Air conditioner relay×
Fuel pump relay×××
Cooling fan relay×××
Air fuel ratio (A/F) sensor 1 heater××
×*
3
Heated oxygen sensor 2 heater××
×*3
EVAP canister vent control valve×× ××
Intake valve timing control solenoid
valve×××
Exhaust valve timing control magnet
retarder×× ××
Calculated load value×× ItemDIAGNOSTIC TEST MODE
WORK
SUPPORTSELF-DIAGNOSTIC
RESULTS
DATA
MONI-
TORACTIVE
TESTDTC & SRT
CONFIRMATION
DTC*
1FREEZE
FRAME
DATA*
2
SRT STA-
TUSDTC
WORK
SUP-
PORT
WORK ITEM CONDITION USAGE
FUEL PRESSURE RELEASE
FUEL PUMP WILL STOP BY TOUCHING START DUR-
ING IDLING.
CRANK A FEW TIMES AFTER ENGINE STALLS.When releasing fuel pressure
from fuel line
IDLE AIR VOL LEARN
THE IDLE AIR VOLUME THAT KEEPS THE ENGINE
WITHIN THE SPECIFIED RANGE IS MEMORIZED IN
ECM.When learning the idle air volume
SELF-LEARNING CONT
THE COEFFICIENT OF SELF-LEARNING CONTROL
MIXTURE RATIO RETURNS TO THE ORIGINAL COEF-
FICIENT.When clearing the coefficient of
self-learning control value