2006 INFINITI M35 Factory Service Manual

homelink wheel size CD player cruise control towing technical data

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INFINITI M35 2006 Factory Service Manual EC-138
[VQ35DE]
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
*: The items are the same as those of 1st trip freeze frame data.
DATA MONITOR MODE
Monitored Item
: Applicable VEHICL SPEED
[km/h]

EC-138
[VQ35DE]
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
*: The items are the same as those of 1st trip freeze frame data.
DATA MONITOR MODE
Monitored Item
: Applicable VEHICL SPEED
[km/h] or [mph]
The vehicle speed at the moment a malfunction is detected is displayed.
ABSOL THꞏP/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. Freeze frame data
item*Description
Monitored item
[Unit]ECM
INPUT
SIG-
NALSMAIN
SIG-
NALSDescription Remarks
ENG SPEED [rpm]
Indicates the engine speed computed
from the signal of the crankshaft position
sensor (POS) and camshaft position sen-
sor (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.
B/FUEL SCHDL
[msec]
“Base fuel schedule” indicates the fuel
injection pulse width programmed into
ECM, prior to any learned on board cor-
rection.
A/F ALPHA-B1 [%]
The mean value of the air-fuel ratio feed-
back correction factor per cycle is indi-
cated.When the engine is stopped, a certain
value is indicated.
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 (deter-
mined by the signal voltage of the engine
coolant temperature 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 combina-
tion meter is displayed.
BATTERY VOLT
[V]
The power supply voltage of ECM is dis-
played.
ACCEL SEN 1 [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]

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INFINITI M35 2006 Factory Service Manual TROUBLE DIAGNOSIS
EC-139
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Revision: 2006 January2006 M35/M45THRTL SEN 1 [V]The throttle position sensor signal voltage
is displayed.THRTL SEN 2 signal is converted b

TROUBLE DIAGNOSIS
EC-139
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Revision: 2006 January2006 M35/M45THRTL SEN 1 [V]The throttle position sensor signal voltage
is displayed.THRTL SEN 2 signal is converted by
ECM internally. Thus, they differs from
ECM terminal voltage signal. THRTL SEN 2 [V]
FUEL T/TMP SE
[
C] or [F]
The fuel temperature (determined by the
signal voltage of the fuel tank tempera-
ture sensor) is displayed.
INT/A TEMP SE
[
C] or [F]
The intake air temperature (determined
by the signal voltage of the intake air tem-
perature sensor) is indicated.
EVAP SYS PRES
[V]
The signal voltage of EVAP control sys-
tem pressure sensor is displayed.
FPCM DR VOLT
[V]
The voltage between fuel pump and
FPCM is displayed.
FUEL LEVEL SE
[V]
The signal voltage of the fuel level sensor
is displayed.
START SIGNAL
[ON/OFF]
Indicates start signal status [ON/OFF]
computed by the ECM according to the
signals of engine speed and battery volt-
age.
After starting the engine, [OFF] is dis-
played regardless of the starter signal.
CLSD THL POS
[ON/OFF]
Indicates idle position [ON/OFF] com-
puted by ECM according to the accelera-
tor pedal position sensor signal.
AIR COND SIG
[ON/OFF]
Indicates [ON/OFF] condition of the air
conditioner switch as determined by the
air conditioner signal.
P/N POSI SW
[ON/OFF]
Indicates [ON/OFF] condition from the
park/neutral position (PNP) switch 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
signal) 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 lighting switch are OFF.
IGNITION SW
[ON/OFF]
Indicates [ON/OFF] condition from igni-
tion 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. Monitored item
[Unit]ECM
INPUT
SIG-
NALSMAIN
SIG-
NALSDescription Remarks

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INFINITI M35 2006 Factory Service Manual EC-140
[VQ35DE]
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
MASS AIRFLOW
[gꞏm/s]Indicates the mass air flow computed by
ECM according to the signal voltage of
the mass air flow sensor.
P

EC-140
[VQ35DE]
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
MASS AIRFLOW
[gꞏm/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 vol-
ume control solenoid valve control value
computed by the ECM according to the
input signals.
The opening becomes larger as the value
increases.
INT/V TIM (B1)
[
CA]Indicates [CA] of intake camshaft
advanced angle.
INT/V TIM (B2)
[
CA]
INT/V SOL (B1) [%]
The control value of the intake valve tim-
ing control solenoid valve (determined by
ECM according to the input signals) is
indicated.
The advance angle becomes larger as
the value increases. INT/V SOL (B2) [%]
AIR COND RLY
[ON/OFF]
The air conditioner relay control condition
(determined by ECM according to the
input signals) is indicated.
FUEL PUMP RLY
[ON/OFF]
Indicates the fuel pump relay control con-
dition determined by ECM according to
the input signals.
FPCM [HI/LOW]
The control condition of the fuel pump
control module (FPCM) (determined by
the ECM according to the input signal) is
indicated.
VENT CONT/V
[ON/OFF]
The control condition of the EVAP canis-
ter 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.
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)
[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 performed yet.
CMPLT: Idle air volume learning has
already been performed successfully. Monitored item
[Unit]ECM
INPUT
SIG-
NALSMAIN
SIG-
NALSDescription Remarks

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INFINITI M35 2006 Factory Service Manual TROUBLE DIAGNOSIS
EC-141
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Revision: 2006 January2006 M35/M45TRVL AFTER MIL
[km] or [mile]Distance traveled while MIL is activated.
A/F S1 HTR (B1)
[%]
Air fuel rati

TROUBLE DIAGNOSIS
EC-141
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Revision: 2006 January2006 M35/M45TRVL AFTER MIL
[km] or [mile]Distance traveled while MIL 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 combina-
tion meter is displayed.
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 CAN-
CEL 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 DIS-
TANCE switch signal.
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 determined by the ECM according
to the input signals.
FAN D UTY
Indicates a command value for cooling
fan. The value is calculated by ECM
based on input signals.
AC EVA TEMP
Indicates A/C evaporator temperature
sent from “unified meter and A/C amp.”.
AC EVA TARGET
Indicates target A/C evaporator tempera-
ture sent from “unified meter and A/C
amp.”.
ALTDUTY [%]
Indicates the duty ratio of the power gen-
eration command value. The ratio is cal-
culated by ECM based on the battery
current sensor signal.
BAT CUR SEN
[mV]
The signal voltage of battery current sen-
sor is displayed. Monitored item
[Unit]ECM
INPUT
SIG-
NALSMAIN
SIG-
NALSDescription Remarks

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INFINITI M35 2006 Factory Service Manual EC-142
[VQ35DE]
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
NOTE:
Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.
DATA MONITOR (S

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INFINITI M35 2006 Factory Service Manual TROUBLE DIAGNOSIS
EC-143
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Revision: 2006 January2006 M35/M45
ACTIVE TEST MODE
Test Item
TEST ITEM CONDITION JUDGEMENT CHECK ITEM (REMEDY)
FUEL INJEC-
TION
Engine: Ret

TROUBLE DIAGNOSIS
EC-143
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Revision: 2006 January2006 M35/M45
ACTIVE TEST MODE
Test Item
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-II.If trouble symptom disappears, see
CHECK ITEM.
Harness and connectors
Fuel injector
Air fuel ratio (A/F) sensor 1
IGNITION TIM-
ING
Engine: Return to the original
trouble condition
Timing light: Set
Retard the ignition timing using
CONSULT-II.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
Selector lever: P or N
Cut off each injector signal one at
a time using CONSULT-II.Engine runs rough or dies.
Harness and connectors
Compression
Fuel injector
Power transistor
Spark plug
Ignition coil
ENG COOLANT
TEMP
Engine: Return to the original
trouble condition
Change the engine coolant tem-
perature using CONSULT-II.If trouble symptom disappears, see
CHECK ITEM.
Harness and connectors
Engine coolant temperature sen-
sor
Fuel injector
FUEL PUMP
RELAY
Ignition switch: ON (Engine
stopped)
Turn the fuel pump relay ON and
OFF using CONSULT-II and lis-
ten to operating sound.Fuel pump relay makes the operat-
ing sound.Harness and connectors
Fuel pump relay
PURG VOL
CONT/V
Engine: After warming up, run
engine at 1,500 rpm.
Change the EVAP canister purge
volume control solenoid valve
opening percent using CON-
SULT-II.Engine speed changes according to
the opening percent.Harness and connectors
Solenoid valve
FUEL/T TEMP
SEN
Change the fuel tank temperature using CONSULT-II.
VENT CON-
TROL/V
Ignition switch: ON (Engine
stopped)
Turn solenoid valve ON and OFF
with the CONSULT-II and listen
to operating sound.Solenoid valve makes an operating
sound.Harness and connectors
Solenoid valve
FPCM
Engine: Returns to the original
trouble condition
Select “LOW” and “HI” with CON-
SULT-II.If trouble symptom disappears, see
CHECK ITEM.
Harness and connectors
FPCM
V/T ASSIGN
ANGLE
Engine: Return to the original
trouble condition
Change intake valve timing using
CONSULT-II.If trouble symptom disappears, see
CHECK ITEM.
Harness and connectors
Intake valve timing control sole-
noid valve

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INFINITI M35 2006 Factory Service Manual EC-144
[VQ35DE]
TROUBLE DIAGNOSIS
Revision: 2006 January2006 M35/M45
*: Leaving cooling fan OFF with CONSULT-II while engine is running may cause the engine to overheat.
DTC & SRT CONFIRMATION MODE
SR

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INFINITI M35 2006 Factory Service Manual TROUBLE DIAGNOSIS
EC-145
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Revision: 2006 January2006 M35/M45
REAL TIME DIAGNOSIS IN DATA MONITOR MODE (RECORDING VEHICLE DATA)
Description
CONSULT-II has two kinds of

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