Content .. 896 897 898 899 ..

Infiniti FX35, FX50 (S51). Manual - part 898

ECM

EC-1133

< ECU DIAGNOSIS INFORMATION >

[VK50VE]

TP SEN 1-B1

• Ignition switch: ON

(Engine stopped)

• Selector lever: D position

Accelerator pedal: Fully released

More than 0.36 V

Accelerator pedal: Fully depressed

Less than 4.75 V

TP SEN 2-B1*

• Ignition switch: ON

(Engine stopped)

• Selector lever: D position

Accelerator pedal: Fully released

More than 0.36 V

Accelerator pedal: Fully depressed

Less than 4.75 V

FUEL T/TMP SE

• Ignition switch: ON

Indicates fuel tank tempera-
ture

EVAP SYS PRES

• Ignition switch: ON

Approx. 1.8 - 4.8 V

FUEL LEVEL SE

• Ignition switch: ON

Depending on fuel level of
fuel tank

START SIGNAL

• Ignition switch: ON

→

START

→

OFF

→

OFF

CLSD THL POS

• Ignition switch: ON

(Engine stopped)

Accelerator pedal: Fully released

Accelerator pedal: Slightly depressed

OFF

AIR COND SIG

• Engine: After warming up, idle

the engine

Air conditioner switch: OFF

OFF

Air conditioner switch: ON
(Compressor operates.)

PW/ST SIGNAL

• Engine: After warming up, idle

the engine

Steering wheel: Not being turned

OFF

Steering wheel: Being turned

LOAD SIGNAL

• Ignition switch: ON

Rear window defogger switch: ON
and/or
Lighting switch: 2nd position

Rear window defogger switch and lighting
switch: OFF

OFF

IGNITION SW

• Ignition switch: ON

→

OFF

→

OFF

→

HEATER FAN SW

• Engine: After warming up, idle

the engine

Heater fan switch: ON

Heater fan switch: OFF

OFF

BRAKE SW

• Ignition switch: ON

Brake pedal: Fully released

OFF

Brake pedal: Slightly depressed

INJ PULSE-B1

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

2.0 - 3.0 msec

2,000 rpm

1.9 - 2.9 msec

INJ PULSE-B2

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

2.0 - 3.0 msec

2,000 rpm

1.9 - 2.9 msec

IGN TIMING

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

12 - 22

BTDC

2,000 rpm

25 - 45

BTDC

CAL/LD VALUE

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

5 - 35%

2,500 rpm

5 - 35%

MASS AIRFLOW

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

2.0 - 6.0 g·m/s

2,500 rpm

7.0 - 20.0 g·m/s

PURG VOL C/V

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle
(Accelerator pedal: Not depressed even
slightly, after engine starting.)

2,000 rpm

—

Monitor Item

Condition

Values/Status

EC-1134

< ECU DIAGNOSIS INFORMATION >

[VK50VE]

ECM

EXH/V TIM B1

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

−

- 5

Around 2,500 rpm while the engine speed
is rising

Approx. 0 - 30

EXH/V TIM B2

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

−

5 - 5

Around 2,500 rpm while the engine speed
is rising

Approx. 0 - 30

INT/V SOL (B1)

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

0 - 2%

2,000 rpm

Approx. 0 - 50%

INT/V SOL (B2)

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

0 - 2%

2,000 rpm

Approx. 0 - 50%

AIR COND RLY

• Engine: After warming up, idle

the engine

A/C switch: OFF

OFF

A/C switch: ON
(Compressor operates)

VENT CONT/V

• Ignition switch: ON

OFF

THRTL RELAY

• Ignition switch: ON

A/F S1 HTR (B1)

• Engine: After warming up, idle the engine

(More than 140 seconds after starting engine)

4 - 100%

A/F S1 HTR (B2)

• Engine: After warming up, idle the engine

(More than 140 seconds after starting engine)

4 - 100%

HO2S2 HTR (B1)

• 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

• Engine speed: Above 3,600 rpm

OFF

HO2S2 HTR (B2)

• 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

• Engine speed: Above 3,600 rpm

OFF

ALT DUTY SIG

• Power generation voltage variable control: Operating

• Power generation voltage variable control: Not operating

OFF

I/P PULLY SPD

• Vehicle speed: More than 20 km/h (12 MPH)

Almost the same speed as
the tachometer indication

VEHICLE SPEED

• Turn drive wheels and compare CONSULT-III value with the speedometer in-

dication.

Almost the same speed as
the speedometer indication

IDL A/V LEARN

• Engine: Running

Idle air volume learning has not been per-
formed yet.

YET

Idle air volume learning has already been
performed successfully.

CMPLT

TRVL AFTER MIL

• Ignition switch: ON

Vehicle has traveled after MIL has illumi-
nated.

0 - 65,535 km
(0 - 40,723 miles)

SNOW MODE SW

• Ignition switch: ON

Snow mode switch: ON

Snow mode switch: OFF

OFF

ENG OIL TEMP

• Engine: After warming up

More than 70

C (158

VHCL SPEED SE

• Turn drive wheels and compare CONSULT-III value with the speedometer in-

dication.

Almost the same speed as
the speedometer indication

Monitor Item

Condition

Values/Status

ECM

EC-1135

< ECU DIAGNOSIS INFORMATION >

[VK50VE]

SET VHCL SPD

• Engine: Running

ASCD: Operating

The preset vehicle speed is
displayed

MAIN SW

• Ignition switch: ON

MAIN switch: Pressed

MAIN switch: Released

OFF

CANCEL SW

• Ignition switch: ON

CANCEL switch: Pressed

CANCEL switch: Released

OFF

RESUME/ACC SW

• Ignition switch: ON

RESUME/ACCELERATE switch:
Pressed

RESUME/ACCELERATE switch: Re-
leased

OFF

SET SW

• Ignition switch: ON

SET/COAST switch: Pressed

SET/COAST switch: Released

OFF

BRAKE SW1
(ASCD/ICC brake
switch)

• Ignition switch: ON

Brake pedal: Fully released

Brake pedal: Slightly depressed

OFF

BRAKE SW2
(Stop lamp switch)

• Ignition switch: ON

Brake pedal: Fully released

OFF

Brake pedal: Slightly depressed

DIST SW

• Ignition switch: ON

DISTANCE switch: Pressed

DISTANCE switch: Released

OFF

VHCL SPD CUT

• Ignition switch: ON

NON

LO SPEED CUT

• Ignition switch: ON

NON

AT OD MONITOR

• Ignition switch: ON

OFF

AT OD CANCEL

• Ignition switch: ON

OFF

CRUISE LAMP

• Ignition switch: ON

MAIN switch: Pressed at the 1st time

→

at the 2nd time

→

OFF

SET LAMP

• MAIN switch: ON
• When vehicle speed is between

40 km/h (25 MPH) and 144 km/
h (89 MPH)

ASCD: Operating

ASCD: Not operating

OFF

EXH V/T LEARN

• Engine: Running

Exhaust Valve Timing Control Learning
has not been performed yet.

YET

Exhaust Valve Timing Control Learning
has not been performed yet.

CMPLT

FAN DUTY

• Engine: Running

0 - 100%

ALT DUTY

• Engine: Idle

0 - 80%

BAT CUR SEN

• Engine speed: Idle

• Battery: Fully charged*

• Selector lever: P or N position
• A/C switch: OFF
• No load

Approx. 2,600 - 3,500 mV

A/F ADJ-B1

• Engine: Running

−

0.330 - 0.330

A/F ADJ-B2

• Engine: Running

−

0.330 - 0.330

TP SEN 1-B2

• Ignition switch: ON

(Engine stopped)

• Selector lever: D position

Accelerator pedal: Fully released

More than 0.36 V

Accelerator pedal: Fully depressed

Less than 4.75 V

TP SEN 2-B2*

• Ignition switch: ON

(Engine stopped)

• Selector lever: D position

Accelerator pedal: Fully released

More than 0.36 V

Accelerator pedal: Fully depressed

Less than 4.75 V

P/N POSI SW

• Ignition switch: ON

Selector lever: P or N

Selector lever: Except above position

OFF

Monitor Item

Condition

Values/Status

EC-1136

< ECU DIAGNOSIS INFORMATION >

[VK50VE]

ECM

*1: Accelerator pedal position sensor 2 signal and throttle position sensor 2 signal are converted by ECM internally. Thus, they differ
from ECM terminals voltage signal.

*2: Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to

PG-3, "How to Handle Battery"

INT/A TEMP SE

• Ignition switch: ON

Indicates intake air temper-
ature

AC PRESS SEN

• Engine: Idle
• Both A/C switch and blower fan switch: ON (Compressor operates)

1.0 - 4.0 V

VTC DTY EX B1

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

0% - 2%

Around 2,500 rpm while the engine speed
is rising

Approx. 0% - 70%

VTC DTY EX B2

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

0 - 2%

Around 2,500 rpm while the engine speed
is rising

Approx. 0 - 70%

INT/V TIM (B1)

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

−

5 - 5

2,000 rpm

Approx. 0 - 30

INT/V TIM (B2)

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

−

5 - 5

2,000 rpm

Approx. 0 - 30

VVEL LEARN

• Ignition switch: OFF

→

(After warming up)

VVEL learning has not been performed
yet.

YET

VVEL learning has already been per-
formed successfully.

DONE

VVEL SEN LEARN-B1

• VVEL learning has already been performed successfully

Approx. 0.30 - 0.80 V

VVEL SEN LEARN-B2

• VVEL learning has already been performed successfully

Approx. 0.30 - 0.80 V

VVEL POSITION SEN-
B1

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

Approx. 0.25 - 1.40 V

When revving engine up to 2,000 rpm
quickly

Approx. 0.25 - 4.75 V

VVEL POSITION SEN-
B2

• Engine: After warming up
• Selector lever: P or N position
• Air conditioner switch: OFF
• No load

Idle

Approx. 0.25 - 1.40 V

When revving engine up to 2,000 rpm
quickly

Approx. 0.25 - 4.75 V

VVEL TIM-B1

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

Approx. 0 - 20 deg

When revving engine up to 2,000 rpm
quickly

Approx. 0 - 90 deg

VVEL TIM-B2

• Engine: After warming up
• Selector lever: P or N position
• A/C switch: OFF
• No load

Idle

Approx. 0 - 20 deg

When revving engine up to 2,000 rpm
quickly

Approx. 0 - 90 deg

FPCM

• Engine: Cranking

• Engine: Idle
• Engine coolant temperature: More than 10

C (50

LOW

Monitor Item

Condition

Values/Status

Content .. 896 897 898 899 ..