2008 NISSAN TEANA Service Manual

hood release jump start start stop button battery replacement trailer lane assist

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NISSAN TEANA 2008 Service Manual EC-116
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
ON BOARD DIAGNOSTIC (OBD) SYSTEM
Freeze Frame Data and 1st Trip Freeze Frame Data
*: The items are the same as those of 1st trip freeze frame data.
DATA M

EC-116
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
ON BOARD DIAGNOSTIC (OBD) SYSTEM
Freeze Frame Data and 1st Trip Freeze Frame Data
*: The items are the same as those of 1st trip freeze frame data.
DATA MONITOR MODE
Monitored Item
×: Applicable
Freeze frame data item* Description
DIAG TROUBLE CODE
[PXXXX] The engine control component part/control system has a trouble code that is displayed as PXXXX. (Refer
to EC-389, "
DTCIndex".)
FUEL SYS-B1 “Fuel injection system status” at the moment a malfunction is detected is displayed.
One of in the following mode is displayed.
Mode2: Open loop due to detected system malfunction
Mode3: Open loop due to driving conditions (power enrichment, deceleration enleanment)
Mode4: Closed loop - using oxygen sensor(s) as feedback for fuel control
Mode5: Open loop - has not yet satisfied condition to go to closed loop FUEL SYS-B2
CAL/LD VALUE [%] The calculated load value at the moment a malfunction is detected is displayed.
COOLANT TEMP [°C] or
[°F] The engine coolant temperature at the moment a malfunction is detected is displayed.
L-FUEL TRM-B1 [%] “Long-term fuel trim” at the moment a malfunction is detected is displayed.
The long-term fuel trim indicates much more gradual feedback compensation to the base fuel schedule
than short-term fuel trim. L-FUEL TRM-B2 [%]
S-FUEL TRM-B1 [%] “Short-term fuel trim” at the moment a malfunction is detected is displayed.
The short-term fuel trim indicates dynamic or instantaneous feedback compensation to the base fuel
schedule. S-FUEL TRM-B2 [%]
ENGINE SPEED [rpm] The engine speed at the moment a malfunction is detected is displayed.
VEHICL SPEED
[km/h] or [mph] The vehicle speed at the moment a malfunction is detected is displayed.
ABSOL TH·P/S [%] The throttle valve opening angle at the moment a malfunction is detected is displayed.
B/FUEL SCHDL [msec] The base fuel schedule at the moment a malfunction is detected is displayed.
INT/A TEMP SE [°C] or
[°F] The intake air temperature at the moment a malfunction is detected is displayed.
INT MANI PRES [kPa]
These items are displayed but are not applicable to this model.
COMBUST CONDITION
Monitored item Unit Description Remarks
ENG SPEED rpm Indicates the engine speed computed from the
signal of the crankshaft position sensor (POS)
and camshaft position sensor (PHASE). Accuracy becomes poor if engine
speed drops below the idle rpm.
If the signal is interrupted while the
engine is running, an abnormal value
may be indicated.
MAS A/F SE-B1 V The signal voltage of the mass air flow sensor is
displayed. When the engine is stopped, a certain
value is indicated.
When engine is running, specification
range is indicated in “SPEC”.
B/FUEL SCHDL msec “Base fuel schedule” indicates the fuel injection
pulse width programmed into ECM, prior to any
learned on board correction. When engine is running, specification
range is indicated in “SPEC”.
A/F ALPHA-B1
% The mean value of the air-fuel ratio feedback cor-
rection factor per cycle is indicated. When the engine is stopped, a certain
value is indicated.
This data also includes the data for
the air-fuel ratio learning control.
When engine is running, specification
range is indicated in “SPEC”. A/F ALPHA-B2

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NISSAN TEANA 2008 Service Manual ON BOARD DIAGNOSTIC (OBD) SYSTEM
EC-117
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
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COOLAN TEMP/S°C or °F The engine coolant temperature (determined by
the signal voltag

ON BOARD DIAGNOSTIC (OBD) SYSTEM
EC-117
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
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COOLAN TEMP/S°C or °F The engine coolant temperature (determined by
the signal voltage of the engine coolant tempera-
ture sensor) is displayed. When the engine coolant temperature
sensor is open or short-circuited,
ECM enters fail-safe mode. The en-
gine coolant temperature determined
by the ECM is displayed.
A/F SEN1 (B1)
V The A/F signal computed from the input signal of
the air fuel ratio (A/F) sensor 1 is displayed.
A/F SEN1 (B2)
HO2S2 (B1)
V The signal voltage of the heated oxygen sensor 2
is displayed.
HO2S2 (B2)
HO2S2 MNTR(B1)
RICH/LEAN Display of heated oxygen sensor 2 signal:
RICH: means the amount of oxygen after three
way catalyst is relatively small.
LEAN: means the amount of oxygen after three
way catalyst is relatively large. When the engine is stopped, a certain
value is indicated.
HO2S2 MNTR(B2)
VHCL SPEED SE km/h or mph The vehicle speed computed from the vehicle
speed signal sent from combination meter is dis-
played.
BATTERY VOLT V The power supply voltage of ECM is displayed.
ACCEL SEN 1
V The accelerator pedal position sensor signal volt-
age is displayed. ACCEL SEN 2 signal is converted by
ECM internally. Thus, it differs from
ECM terminal voltage signal. ACCEL SEN 2
TP SEN 1-B1
V The throttle position sensor signal voltage is dis-
played. TP SEN 2-B1 signal is converted by
ECM internally. Thus, it differs from
ECM terminal voltage signal. TP SEN 2-B1
INT/A TEMP SE°C or °F The intake air temperature (determined by the
signal voltage of the intake air temperature sen-
sor) is indicated.
START SIGNAL ON/OFF Indicates start signal status [ON/OFF] computed
by the ECM according to the signals of engine
speed and battery voltage. After starting the engine, [OFF] is dis-
played regardless of the starter sig-
nal.
CLSD THL POS ON/OFF Indicates idle position [ON/OFF] computed by
ECM according to the accelerator pedal position
sensor signal.
AIR COND SIG ON/OFF Indicates [ON/OFF] condition of the air condition-
er switch as determined by the air conditioner sig-
nal.
P/N POSI SW ON/OFF Indicates [ON/OFF] condition from the park/neu-
tral position (PNP) signal.
PW/ST SIGNAL ON/OFF [ON/OFF] condition of the power steering system
(determined by the signal voltage of the power
steering pressure sensor) is indicated.
LOAD SIGNAL ON/OFF Indicates [ON/OFF] condition from the electrical
load signal.
ON: Rear window defogger switch is ON and/or
lighting switch is in 2nd position.
OFF: Both rear window defogger switch and light-
ing switch are OFF.
IGNITION SW ON/OFF Indicates [ON/OFF] condition from ignition switch
signal.
HEATER FAN SW ON/OFF Indicates [ON/OFF] condition from the heater fan
switch signal.
BRAKE SW ON/OFF Indicates [ON/OFF] condition from the stop lamp
switch signal.
INJ PULSE-B1
msec Indicates the actual fuel injection pulse width
compensated by ECM according to the input sig-
nals. When the engine is stopped, a certain
computed value is indicated.
INJ PULSE-B2Monitored item Unit Description Remarks

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NISSAN TEANA 2008 Service Manual EC-118
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
ON BOARD DIAGNOSTIC (OBD) SYSTEM
IGN TIMING BTDC Indicates the ignition timing computed by ECM
according to the input signals. When the engine is stopp

EC-118
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
ON BOARD DIAGNOSTIC (OBD) SYSTEM
IGN TIMING BTDC Indicates the ignition timing computed by ECM
according to the input signals. When the engine is stopped, a certain
value is indicated.
CAL/LD VALUE % “Calculated load value” indicates the value of the
current air flow divided by peak air flow.
MASS AIRFLOW g·m/s Indicates the mass air flow computed by ECM ac-
cording to the signal voltage of the mass air flow
sensor.
PURG VOL C/V % Indicates the EVAP canister purge volume con-
trol solenoid valve control value computed by the
ECM according to the input signals.
The opening becomes larger as the value in-
creases.
INT/V TIM (B1)
°CA Indicates [°CA] of intake camshaft advance an-
gle.
INT/V TIM (B2)
INT/V SOL-B1
% The control value of the intake valve timing con-
trol solenoid valve (determined by ECM accord-
ing to the input signals) is indicated.
The advance angle becomes larger as the value
increases. INT/V SOL-B2
VIAS S/V-1 ON/OFF The control condition of the VIAS control solenoid
valve 1 (determined by ECM according to the in-
put signals) is indicated.
ON: VIAS control solenoid valve 1 is operating.
OFF: VIAS control solenoid valve 1 is not operat-
ing.
VIAS S/V-2 ON/OFF The control condition of the VIAS control solenoid
valve 2 (determined by ECM according to the in-
put signals) is indicated.
ON: VIAS control solenoid valve 2 is operating.
OFF: VIAS control solenoid valve 2 is not operat-
ing.
AIR COND RLY ON/OFF The air conditioner relay control condition (deter-
mined by ECM according to the input signals) is
indicated.
ENGINE MOUNT IDLE/TRVL The control condition of the electronic controlled
engine mount (determined by ECM according to
the input signals) is indicated.
IDLE: Engine speed is below 950 rpm
TRVL: Engine speed is above 950 rpm
FUEL PUMP RLY ON/OFF Indicates the fuel pump relay control condition
determined by ECM according to the input sig-
nals.
VENT CONT/V* ON/OFF The control condition of the EVAP canister vent
control valve (determined by ECM according to
the input signals) is indicated.
ON: Closed
OFF: Open
THRTL RELAY ON/OFF Indicates the throttle control motor relay control
condition determined by the ECM according to
the input signals.
COOLING FANHI/MID/LOW/
OFF The control condition of the cooling fan (deter-
mined by ECM according to the input signals) is
indicated.
HI: High speed operation
MID: Middle speed operation
LOW: Low speed operation
OFF: Stop Monitored item Unit Description Remarks

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NISSAN TEANA 2008 Service Manual ON BOARD DIAGNOSTIC (OBD) SYSTEM
EC-119
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
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HO2S2 HTR (B1)
ON/OFF Indicates [ON/OFF] condition of heated oxygen
sensor 2 heater det

ON BOARD DIAGNOSTIC (OBD) SYSTEM
EC-119
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
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HO2S2 HTR (B1)
ON/OFF Indicates [ON/OFF] condition of heated oxygen
sensor 2 heater determined by ECM according to
the input signals. HO2S2 HTR (B2)
I/P PULLY SPD rpm Indicates the engine speed computed from the
turbine revolution sensor signal.
VEHICLE SPEED km/h or mph The vehicle speed computed from the vehicle
speed signal sent from TCM is displayed.
IDL A/V LEARN YET/CMPLT Displays the condition of idle air volume learning
YET: Idle Air Volume Learning has not been per-
formed yet.
CMPLT: Idle Air Volume Learning has already
been performed successfully.
ENG OIL TEMP°C or °F The engine oil temperature (determined by the
signal voltage of the engine oil temperature sen-
sor) is displayed.
TRVL AFTER MIL km or mile Distance traveled while MI is activated.
A/F S1 HTR(B1)
% Air fuel ratio (A/F) sensor 1 heater control value
computed by ECM according to the input signals.
The current flow to the heater becomes larger as
the value increases. A/F S1 HTR(B2)
AC PRESS SEN V The signal voltage from the refrigerant pressure
sensor is displayed.
VHCL SPEED SE km/h or mph The vehicle speed computed from the vehicle
speed signal sent from combination meter is dis-
played.
SET VHCL SPD km/h or mph The preset vehicle speed is displayed.
MAIN SW ON/OFF Indicates [ON/OFF] condition from MAIN switch
signal.
CANCEL SW ON/OFF Indicates [ON/OFF] condition from CANCEL
switch signal.
RESUME/ACC SW ON/OFF Indicates [ON/OFF] condition from RESUME/AC-
CELERATE switch signal.
SET SW ON/OFF Indicates [ON/OFF] condition from SET/COAST
switch signal.
BRAKE SW1 ON/OFF Indicates [ON/OFF] condition from ASCD brake
switch signal or ASCD clutch switch.
BRAKE SW2 ON/OFF Indicates [ON/OFF] condition of stop lamp switch
signal.
VHCL SPD CUT NON/CUT Indicates the vehicle cruise condition.
NON: Vehicle speed is maintained at the ASCD
set speed.
CUT: Vehicle speed decreased to excessively
low compared with the ASCD set speed, and
ASCD operation is cut off.
LO SPEED CUT NON/CUT Indicates the vehicle cruise condition.
NON: Vehicle speed is maintained at the ASCD
set speed.
CUT: Vehicle speed decreased to excessively
low, and ASCD operation is cut off.
AT O D M O N I TO R O N / O F F Indicates [ON/OFF] condition of CVT O/D ac-
cording to the input signal from the TCM.
AT OD CANCEL ON/OFF Indicates [ON/OFF] condition of CVT O/D cancel
request signal.
CRUISE LAMP ON/OFF Indicates [ON/OFF] condition of CRUISE lamp
determined by the ECM according to the input
signals. Monitored item Unit Description Remarks

Page 1581 of 5121

NISSAN TEANA 2008 Service Manual EC-120
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
ON BOARD DIAGNOSTIC (OBD) SYSTEM
*: This item is not used on this vehicle.
NOTE:
Any monitored item that does not match the vehicle being diagnosed is del

EC-120
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
ON BOARD DIAGNOSTIC (OBD) SYSTEM
*: This item is not used on this vehicle.
NOTE:
Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.
ACTIVE TEST MODE
Test Item
SET LAMP ON/OFF Indicates [ON/OFF] condition of SET lamp deter-
mined by the ECM according to the input signals.
BAT CUR SEN mV The signal voltage of battery current sensor is
displayed.
ALT DUTY SIG ON/OFF The control condition of the power generation
voltage variable control (determined by ECM ac-
cording to the input signals) is indicated.
ON: Power generation voltage variable control is
active.
OFF: Power generation voltage variable control
is inactive.
A/F ADJ-B1
— Indicates the correction of factor stored in ECM.
The factor is calculated from the difference be-
tween the target air-fuel ratio stored in ECM and
the air-fuel ratio calculated from A/F sensor 1 sig-
nal. A/F ADJ-B2
ALT DUTY % Indicates the duty ratio of the power generation
command value. The ratio is calculated by ECM
based on the battery current sensor signal. Monitored item Unit Description Remarks
TEST ITEM CONDITION JUDGMENT CHECK ITEM (REMEDY)
FUEL INJEC-
TION Engine: Return to the original
non-standard condition
Change the amount of fuel injec-
tion using CONSULT-III.If malfunctioning symptom disap-
pears, see CHECK ITEM. Harness and connectors
Fuel injector
Air fuel ratio (A/F) sensor 1
IGNITION TIM-
ING Engine: Return to the original
non-standard condition
Timing light: Set
Retard the ignition timing using
CONSULT-III.If malfunctioning symptom disap-
pears, see CHECK ITEM. Perform Idle Air Volume Learning.
POWER BAL-
ANCE Engine: After warming up, idle the
engine.
A/C switch OFF
Selector lever: P or N
Cut off each injector signal one at
a time using CONSULT-III.Engine runs rough or dies. Harness and connectors
Compression
Fuel injector
Power transistor
Spark plug
Ignition coil
COOLING FAN*
1
Ignition switch: ON
Turn the cooling fan “HI”, “MID”,
“LOW” and “OFF” using CON-
SULT-III.Cooling fan moves and stops. Harness and connectors
Cooling fan motor
IPDM E/R
ENG COOLANT
TEMP Engine: Return to the original
non-standard condition
Change the engine coolant tem-
perature using CONSULT-III.If malfunctioning symptom disap-
pears, see CHECK ITEM. Harness and connectors
Engine coolant temperature sen-
sor
Fuel injector
FUEL PUMP RE-
LAY Ignition switch: ON (Engine
stopped)
Turn the fuel pump relay “ON”
and “OFF” using CONSULT-III
and listen to operating sound.Fuel pump relay makes the operat-
ing sound. Harness and connectors
Fuel pump relay

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NISSAN TEANA 2008 Service Manual ON BOARD DIAGNOSTIC (OBD) SYSTEM
EC-121
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
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*1: Leaving cooling fan OFF with CONSULT-III while engine is running may cause the engine

ON BOARD DIAGNOSTIC (OBD) SYSTEM
EC-121
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
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*1: Leaving cooling fan OFF with CONSULT-III while engine is running may cause the engine to overheat.
*2: This item is not used on this vehicle.
DTC & SRT CONFIRMATION MODE
SRT STATUS Mode
For details, refer to EC-102, "Diagnosis Description".
SRT WORK SUPPORT Mode
This mode enables a technician to drive a vehicle to set the SRT while monitoring the SRT status.
DTC WORK SUPPORT Mode
VIAS S/V-1 Ignition switch: ON
Turn solenoid valve “ON” and
“OFF” using CONSULT-III and lis-
ten to operating sound.Solenoid valve makes the operating
sound. Harness and connectors
Solenoid valve
VIAS S/V-2 Ignition switch: ON
Turn solenoid valve “ON” and
“OFF” using CONSULT-III and lis-
ten to operating sound.Solenoid valve makes the operating
sound. Harness and connectors
Solenoid valve
ENGINE
MOUNTING Ignition switch: ON
Turn electronic controlled engine
mount “IDLE” and “TRVL” with
CONSULT-III.Electronic controlled engine mount
makes the operating sound. Harness and connectors
Electronic controlled engine mount
PURG VOL
CONT/V Engine: After warming up, run en-
gine at 1,500 rpm.
Change the EVAP canister purge
volume control solenoid valve
opening percent using CON-
SULT-III.Engine speed changes according to
the opening percent. Harness and connectors
Solenoid valve
VENT CON-
TROL/V*
2
Ignition switch: ON (Engine
stopped)
Turn solenoid valve “ON” and
“OFF” with the CONSULT-III and
listen to operating sound.Solenoid valve makes an operating
sound. Harness and connectors
Solenoid valve
V/T ASSIGN AN-
GLE Engine: Return to the original
trouble condition
Change intake valve timing using
CONSULT-III.If trouble symptom disappears, see
CHECK ITEM. Harness and connectors
Intake valve timing control sole-
noid valve
ALTERNATOR
DUTY Engine: Idle
Change duty ratio using CON-
SULT-III.Battery voltage changes. Harness and connectors
IPDM E/R
Alternator TEST ITEM CONDITION JUDGMENT CHECK ITEM (REMEDY)
Test mode Test item Corresponding DTC No. Reference page
A/F SEN1A/F SEN1(B1) P1278/P1279 P0133EC-173
A/F SEN1(B1) P1276 P0130EC-163
A/F SEN1(B2) P1288/P1289 P0153EC-173
A/F SEN1(B2) P1286 P0150EC-163
HO2S2HO2S2(B1) P1146 P0138EC-184
HO2S2(B1) P1147 P0137EC-178
HO2S2(B1) P0139 P0139EC-192
HO2S2(B2) P1166 P0158EC-184
HO2S2(B2) P1167 P0157EC-178
HO2S2(B2) P0159 P0159EC-192

Page 1583 of 5121

NISSAN TEANA 2008 Service Manual EC-122
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
ON BOARD DIAGNOSTIC (OBD) SYSTEM
Diagnosis Tool Function
INFOID:0000000003856504
DESCRIPTION
Generic Scan Tool (OBD II scan tool) complying with ISO 15031

EC-122
< FUNCTION DIAGNOSIS >[VQ25DE, VQ35DE]
ON BOARD DIAGNOSTIC (OBD) SYSTEM
Diagnosis Tool Function
INFOID:0000000003856504
DESCRIPTION
Generic Scan Tool (OBD II scan tool) complying with ISO 15031-5
has 8 different functions explained below.
ISO15765-4 is used as the protocol.
The name “GST” or “Generic Scan Tool” is used in this service man-
ual.
FUNCTION
INSPECTION PROCEDURE
1. Turn ignition switch OFF.
2. Connect “GST” to data link connector (1), which is located under
LH dash panel.
SEF139P
Diagnostic Service Function
Service $01 READINESS TESTSThis diagnostic service gains access to current emission-related data values, including an-
alog inputs and outputs, digital inputs and outputs, and system status information.
Service $02 (FREEZE DATA)This diagnostic service gains access to emission-related data value which were stored by
ECM during the freeze frame. For details, refer to EC-389, "
DTCIndex".
Service $03 DTCsThis diagnostic service gains access to emission-related power train trouble codes which
were stored by ECM.
Service $04 CLEAR DIAG INFOThis diagnostic service can clear all emission-related diagnostic information. This in-
cludes:
Clear number of diagnostic trouble codes (Service $01)
Clear diagnostic trouble codes (Service $03)
Clear trouble code for freeze frame data (Service $01)
Clear freeze frame data (Service $02)
Reset status of system monitoring test (Service $01)
Clear on board monitoring test results (Service $06 and $07)
Service $06 (ON BOARD TESTS)This diagnostic service accesses the results of on board diagnostic monitoring tests of
specific components/systems that are not continuously monitored.
Service $07 (ON BOARD TESTS)This diagnostic service enables the off board test drive to obtain test results for emission-
related powertrain components/systems that are continuously monitored during normal
driving conditions.
Service $08 — This diagnostic service is not applicable on this vehicle.
Service $09 (CALIBRATION ID)This diagnostic service enables the off-board test device to request specific vehicle infor-
mation such as Vehicle Identification Number (VIN) and Calibration IDs.
JMBIA1389ZZ

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NISSAN TEANA 2008 Service Manual ON BOARD DIAGNOSTIC (OBD) SYSTEM
EC-123
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3. Turn ignition switch ON.
4. Enter the program according to instruction on the screen o

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