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TROUBLE DIAGNOSISEC-697
< SERVICE INFORMATION > [VK45DE]
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X: Applicable
*1: This item includes 1st trip DTCs.
*2: This mode includes 1st trip freeze frame data or freez INFINITI FX35 2008 Service Manual
TROUBLE DIAGNOSISEC-697
< SERVICE INFORMATION > [VK45DE]
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*1: This item includes 1st trip DTCs.
*2: This mode includes 1st trip freeze frame data or freez](/manual-img/42/57017/w960_57017-1936.png)
TROUBLE DIAGNOSISEC-697
< SERVICE INFORMATION > [VK45DE]
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*1: This item includes 1st trip DTCs.
*2: This mode includes 1st trip freeze frame data or freeze fr
ame 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-633
.
*3: Always “CMPLT ” is displayed.
WORK SUPPORT MODE
Work Item
ENGINE CONTROL COMPONENT PARTS
OUTPUT
Fuel injector ××
Power transistor (Ignition timing) ××
Throttle contro l motor relay ××
Throttle control motor ×
EVAP canister purge volume con-
trol solenoid valve ××××
Air conditioner relay ×
Fuel pump relay ×××
Cooling fan relay ×××
Air fuel ratio sensor 1 heater ××
×*
3
Heated oxygen sensor 2 heater ××
×*3
EVAP canister vent control valve ×× ××
Intake valve timing control solenoid
valve ×××
VIAS control solenoid valve ×××
Calculated load value ××
Item
DIAGNOSTIC TEST MODE
WORK
SUPPORT SELF-DIAGNOSTIC
RESULTS DATA
MONI- TOR ACTIVE
TEST DTC & SRT
CONFIRMATION
DTC*1 FREEZE
FRAME
DATA*2 SRT STA-
TUS DTC
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 COEFFICI ENT OF SELF-LEARNING CONTROL
MIXTURE RATIO RETURNS TO THE ORIGINAL COEF-
FICIENT. When clearing the coefficient of
self-learning control value
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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![INFINITI FX35 2008 Service Manual
EC-698
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
*: This function is not necessary in the usual service procedure.
SELF-DIAG RESULTS MODE
Self Diagnostic Item
Regarding items of DTC and 1st t INFINITI FX35 2008 Service Manual
EC-698
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
*: This function is not necessary in the usual service procedure.
SELF-DIAG RESULTS MODE
Self Diagnostic Item
Regarding items of DTC and 1st t](/manual-img/42/57017/w960_57017-1937.png)
EC-698
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
*: This function is not necessary in the usual service procedure.
SELF-DIAG RESULTS MODE
Self Diagnostic Item
Regarding items of DTC and 1st trip DTC, refer to
EC-633, "Emission-related Diagnostic Information".)
Freeze Frame Data and 1st Trip Freeze Frame Data
EVAP SYSTEM CLOSE CLOSE THE EVAP CANISTER VENT CONTROL VALVE IN
ORDER TO MAKE EVAP SYSTEM CLOSE UNDER THE
FOLLOWING CONDITIONS.
IGN SW ON
ENGINE NOT RUNNING
AMBIENT TEMPERATURE IS ABOVE 0 °C (32 °F).
NO VACUUM AND NO HIGH PRESSURE IN EVAP SYS- TEM
FUEL TANK TEMP. IS MORE THAN 0 °C (32 °F).
WITHIN 10 MINUTES AFTER STARTING “EVAP SYS- TEM CLOSE”
WHEN TRYING TO EXECUTE “EVAP SYSTEM CLOSE” UNDER THE CONDITION EXCEPT ABOVE, CONSULT-
III WILL DISCONTINUE IT AND DISPLAY APPROPRI-
ATE INSTRUCTION.
NOTE:
WHEN STARTING ENGINE, CONSULT-III MAY DIS-
PLAY “BATTERY VOLTAGE IS LOW. CHARGE BAT-
TERY”, EVEN IN USING CHARGED BATTERY. When detecting EVAP vapor leak
point of EVAP system
VIN REGISTRATION IN THIS MODE VIN IS REGISTERED IN ECM When registering VIN in ECM
TARGET IDLE RPM ADJ* IDLE CONDITION When setting target idle speed
TARGET IGN TIM ADJ* IDLE CONDITION Wh en adjusting target ignition tim-
ing
WORK ITEM CONDITION USAGE
Freeze frame data
item* Description
DIAG TROUBLE
CODE
[PXXXX] The engine control co
mponent part/control system has a trouble code, it is displayed as PXXXX. (Refer to
EC-595
.)
FUEL SYS-B1 “Fuel injection system status” at the moment a malfunction is detected is displayed.
One mode in the following 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 sched-
ule.
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.
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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![INFINITI FX35 2008 Service Manual
TROUBLE DIAGNOSISEC-699
< SERVICE INFORMATION > [VK45DE]
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DATA MONITOR MODE
Monitored Item
×
: Applic INFINITI FX35 2008 Service Manual
TROUBLE DIAGNOSISEC-699
< SERVICE INFORMATION > [VK45DE]
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*: The items are the same as those of 1st trip freeze frame data.
DATA MONITOR MODE
Monitored Item
×
: Applic](/manual-img/42/57017/w960_57017-1938.png)
TROUBLE DIAGNOSISEC-699
< SERVICE INFORMATION > [VK45DE]
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*: The items are the same as those of 1st trip freeze frame data.
DATA MONITOR MODE
Monitored Item
×
: Applicable
INT/A TEMP SE [ °C]
or [ °F] The intake air temperature at the moment a malfunction is detected is displayed.
INT MANI PRES [kPa] Always a certain value is displayed.
These items are not efficient for S50 models.
FTFMCH1 Freeze frame data
item* Description
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 en-
gine 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 correction factor per cycle is indicated. When the engine is stopped, a certain
value is indicated.
When engine is running, specification
range is indicated in “SPEC”.
This data also includes the data for the air-fuel ratio learning control.
A/F ALPHA-B2 %
COOLAN TEMP/S
°C or °F The engine coolant temperature (determined by
the signal voltage of the engine coolant temper-
ature sensor) is displayed. When the engine coolant temperature
sensor is open or short-circuited, ECM
enters fail-safe mode. The engine 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) V
HO2S2 (B1) V
The signal voltage of the heated oxygen sensor
2 is displayed.
HO2S2 (B2) V
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) RICH/LEAN
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] V The accelerator pedal position sensor signal
voltage is displayed. ACCEL SENS2 signal is converted be
ECM internally. Thus, they differs from
ECM terminal voltage signal.
ACCEL SEN 2 [V] V
TP SEN 1-B1 [V] V
The throttle position sensor signal voltage is dis-
played. THRTL SEN 2 signal is converted by
ECM internally. Thus, they differs from
ECM terminal voltage signal.
TP SEN 2-B1 [V] V
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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![INFINITI FX35 2008 Service Manual
EC-700
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
FUEL T/TMP SE
°C or °F The fuel temperature (determined by the signal
voltage of the fuel tank temperature sensor) is
displayed.
INT/A INFINITI FX35 2008 Service Manual
EC-700
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
FUEL T/TMP SE
°C or °F The fuel temperature (determined by the signal
voltage of the fuel tank temperature sensor) is
displayed.
INT/A](/manual-img/42/57017/w960_57017-1939.png)
EC-700
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
FUEL T/TMP SE
°C or °F The fuel temperature (determined by the signal
voltage of the fuel tank temperature sensor) is
displayed.
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.
EVAP SYS PRES V The signal voltage of EVAP control system pres-
sure sensor is displayed.
FUEL LEVEL SE V The signal voltage of the fuel level sensor is dis-
played.
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 signal.
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 condi-
tioner switch as determined by the air condition-
er signal.
P/N POSI SW ON/OFF Indicates [ON/OFF] condition from the park/neu-
tral position (PNP) switch signal.
PW/ST SIGNAL ON/OFF [ON/OFF] condition of the power steering sys-
tem (determined by the signal voltage of the
power steering pressure sensor signal) is indi-
cated.
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
lighting 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
signals. When the engine is stopped, a certain
computed value is indicated.
INJ PULSE-B2 msec
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
according 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 advanced an-
gle.
INT/V TIM (B2) °CA
Monitored item Unit Description Remarks
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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![INFINITI FX35 2008 Service Manual
TROUBLE DIAGNOSISEC-701
< SERVICE INFORMATION > [VK45DE]
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INT/V SOL (B1) % The control value of the intake valve timing con-
trol solenoid valve (determined by ECM ac INFINITI FX35 2008 Service Manual
TROUBLE DIAGNOSISEC-701
< SERVICE INFORMATION > [VK45DE]
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INT/V SOL (B1) % The control value of the intake valve timing con-
trol solenoid valve (determined by ECM ac](/manual-img/42/57017/w960_57017-1940.png)
TROUBLE DIAGNOSISEC-701
< SERVICE INFORMATION > [VK45DE]
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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]
ON/OFF The control condition of the VIAS control sole-
noid valve (determined by ECM according to the
input signals) is indicated.
OFF: VIAS control solenoid valve is not operat-
ing.
ON: VIAS control solenoid valve is operating.
AIR COND RLY
[ON/OFF] ON/OFF The air conditioner relay control condition (de-
termined by ECM according to the input signals)
is indicated.
FUEL PUMP RLY
[ON/OFF] ON/OFF Indicates the fuel pump relay control condition
determined by ECM according to the input sig-
nals.
VENT CONT/V
[ON/OFF] 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] ON/OFF Indicates the throttle co
ntrol motor relay control
condition determined by the ECM according to
the input signals.
COOLING FAN HI/MID/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
OFF: Stop
HO2S2 HTR (B1)
[ON/OFF] ON/OFF
Indicates [ON/OFF] condition of heated oxygen
sensor 2 heater determined by ECM according
to the input signals.
HO2S2 HTR (B2)
[ON/OFF] ON/OFF
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 Display 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.
TRVL AFTER MIL km or mile Distance traveled while MIL is activated.
SNOW MODE SW ON/OFF Indicates [ON/OFF] condition from the snow
mode switch signal.
A/F S1 HTR (B1) % Air fuel ratio (A/F) sensor 1 heater control value computed by ECM according to the input sig-
nals.
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.
Monitored item Unit Description Remarks
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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![INFINITI FX35 2008 Service Manual
EC-702
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
NOTE:
Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.
ACTIVE TEST MODE
Test Item INFINITI FX35 2008 Service Manual
EC-702
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
NOTE:
Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.
ACTIVE TEST MODE
Test Item](/manual-img/42/57017/w960_57017-1941.png)
EC-702
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
NOTE:
Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.
ACTIVE TEST MODE
Test Item
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/
ACCELERATE 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.
BRAKE SW2 ON/OFF Indicates [ON/OFF] condition of stop lamp
switch signal.
DIST SW ON/OFF Indicates [ON/OFF] condition from DISTANCE
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 increased to excessively
high 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 compared with the ASCD set speed, and
ASCD operation is cut off.
AT OD MONITOR ON/OFF Indicates [ON/OFF] condition of A/T O/D ac-
cording to the input signal from the TCM.
AT OD CANCEL ON/OFF Indicates [ON/OFF] condition of A/T O/D cancel
signal sent from the TCM.
CRUISE LAMP ON/OFF Indicates [ON/
OFF] condition of CRUISE lamp
determined by the ECM according to the input
signals.
SET LAMP ON/OFF Indicates [ON/OFF] condition of SET lamp de-
termined by the ECM according to the input sig-
nals.
A/F ADJ-B1 — Indicates the correction 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 air fuel ratio (A/
F) sensor 1 signal.
A/F ADJ-B2 — Monitored item Unit Description Remarks
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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TROUBLE DIAGNOSISEC-703
< SERVICE INFORMATION > [VK45DE]
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*: Leaving cooling fan OFF with CONSULT-III while engine is running may cause the engine to overheat.
DTC & SR INFINITI FX35 2008 Service Manual
TROUBLE DIAGNOSISEC-703
< SERVICE INFORMATION > [VK45DE]
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*: Leaving cooling fan OFF with CONSULT-III while engine is running may cause the engine to overheat.
DTC & SR](/manual-img/42/57017/w960_57017-1942.png)
TROUBLE DIAGNOSISEC-703
< SERVICE INFORMATION > [VK45DE]
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*: Leaving cooling fan OFF with CONSULT-III while engine is running may cause the engine to overheat.
DTC & SRT CONFIRMATION MODE
SRT STATUS Mode
For details, refer to
EC-633, "Emission-related Diagnostic Information".
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
TEST ITEM CONDITION JUDGEMENT CHECK ITEM (REMEDY)
FUEL INJEC-
TION Engine: Return to the original
trouble condition
Change the amount of fuel injec-
tion using CONSULT-III. If trouble symptom disappears, see
CHECK ITEM.
Harness and connectors
Fuel injector
A/F sensor 1
IGNITION TIM-
ING Engine: Return to the original
trouble condition
Timing light: Set
Retard the ignition timing using
CONSULT-III. If trouble symptom disappears, see
CHECK ITEM.
Perform Idle Air Volume Learning.
POWER BAL-
ANCE Engine: After warming up, idle the
engine.
A/C switch: OFF
Shift lever: N
Cut off each fuel 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* Ignition switch: ON
Turn the cooling fan “HI”, “MID”
and “OFF” using CONSULT-III. Cooling fan moves and stops. Harness and connectors
Cooling fan motor
IPDM E/R
ENG COOLANT
TEMP Engine: Return to the original
trouble condition
Change the engine coolant tem- perature using CONSULT-III. If trouble symptom disappears, 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
VIAS S/V-1 Ignition switch: ON
Turn solenoid valve “ON” and
“OFF” with CONSULT-III and lis-
ten to operating sound. Solenoid valve makes an operating
sound.
Harness and connectors
Solenoid valve
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
FUEL/T TEMP
SEN Change the fuel tank temperature using CONSULT-III.
VENT CON-
TROL/V 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
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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![INFINITI FX35 2008 Service Manual
EC-704
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
*: DTC P1442 and P1456 does not apply to S50 models but appears in DTC Work Support Mode screens.
Generic Scan Tool (GST) FunctionINFOID:00000 INFINITI FX35 2008 Service Manual
EC-704
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
*: DTC P1442 and P1456 does not apply to S50 models but appears in DTC Work Support Mode screens.
Generic Scan Tool (GST) FunctionINFOID:00000](/manual-img/42/57017/w960_57017-1943.png)
EC-704
< SERVICE INFORMATION >[VK45DE]
TROUBLE DIAGNOSIS
*: DTC P1442 and P1456 does not apply to S50 models but appears in DTC Work Support Mode screens.
Generic Scan Tool (GST) FunctionINFOID:0000000001326533
DESCRIPTION
Generic Scan Tool (OBDII scan tool) complying with SAE J1978 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
Test mode Test item Corresponding DTC No. Reference page
EVAPORATIVE SYSTEM EVP SML LEAK P0442/P1442*
P0442
EC-926
P0455EC-973
EVP V/S LEAK P0456/P1456* P0456 EC-979
PURG VOL CN/V P1444 P0443EC-933
PURG FLOW P0441 P0441EC-921
A/F SEN1A/F SEN1 (B1) P1278/P1279 P0133
EC-822A/F SEN1 (B1) P1276 P0130EC-798
A/F SEN1 (B2) P1288/P1289 P0153EC-822
A/F SEN1 (B2) P1286 P0150EC-798
HO2S2HO2S2 (B1) P1146 P0138
EC-840
HO2S2 (B1) P1147 P0137EC-831
HO2S2 (B1) P0139 P0139EC-852
HO2S2 (B2) P1166 P0158EC-840
HO2S2 (B2) P1167 P0157EC-831
HO2S2 (B2) P0159 P0159EC-852
SEF139P
Diagnostic service Function
Service $01 READINESS TESTS This mode gains access to current emission-related data values, including analog inputs
and outputs, digital inputs and outputs, and system status information.
Service $02 (FREEZE DATA) This mode gains access to emission-related data value which were stored by ECM during
the freeze frame. For details, refer to
EC-633, "
Emission-related Diagnostic Information".
Service $03 DTCs This mode gains access to emission-related power train trouble codes which were stored
by ECM.
Service $04 CLEAR DIAG INFO This mode can clear all emission-related diagnostic information. This includes:
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 mode accesses the results of on board diagnostic monitoring tests of specific compo-
nents/systems that are not continuously monitored.
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