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Nissan Versa Sedan. Manual - part 269

ECM

EC-75

< ECU DIAGNOSIS INFORMATION >

[HR16DE]

Terminal No.

Description

Condition

Value

(Approx.)

–

Signal name

Input/

Output

(L)

108

(B)

Throttle control motor
(Open)

Output

[Ignition switch: ON]
• Engine stopped
• Shift lever: D (A/T or CVT), 1st (M/T)
• Accelerator pedal: Fully depressed

2.6 V

(L/W)

108

(B)

Throttle control motor power
supply

Input

[Ignition switch: ON]

BATTERY VOLTAGE
(11 - 14 V)

(G)

108

(B)

A/F sensor 1 heater

Output

[Engine is running]
• Warm-up condition
• Idle speed

(More than 140 seconds after start-
ing engine)

2.9 - 8.8 V

(P)

108

(B)

Throttle control motor
(Close)

Output

[Ignition switch: ON]
• Engine stopped
• Shift lever: D (A/T or CVT), 1st (M/T)
• Accelerator pedal: Fully released

1.8 V

(BR/

(L/Y)

Heated oxygen sensor 2
heater

Output

[Engine is running]
• Engine speed: Below 3,600 rpm af-

ter 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

10 V

[Ignition switch: ON]
• Engine stopped
[Engine is running]
• Engine speed: Above 3,600 rpm

BATTERY VOLTAGE
(11 - 14 V)

JMBIA0213GB

JSBIA0714GB

JMBIA0215GB

JMBIA0214GB

EC-76

< ECU DIAGNOSIS INFORMATION >

[HR16DE]

ECM

(SB)

108

(B)

EVAP canister purge volume
control solenoid valve

Output

[Engine is running]
• Idle speed

BATTERY VOLTAGE
(11 - 14 V)

[Engine is running]
• Engine speed: About 2,000 rpm

(More than 100 seconds after start-
ing engine.)

BATTERY VOLTAGE
(11 - 14 V)

(B)

—

ECM ground

—

(B)

—

ECM ground

—

(L)

108

(B)

Fuel injector No. 1 (Rear)

Output

[Engine is running]
• Warm-up condition
• Idle speed

NOTE:
The pulse cycle changes depending
on rpm at idle

BATTERY VOLTAGE
(11 - 14 V)

(G)

Fuel injector No. 3 (Rear)

(O)

Fuel injector No. 2 (Rear)

(R)

Fuel injector No. 4 (Rear)

(R)

Fuel injector No. 4 (Front)

[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm

BATTERY VOLTAGE
(11 - 14 V)

(G)

Fuel injector No. 3 (Front)

(O)

Fuel injector No. 2 (Front)

(L)

Fuel injector No. 1 (Front)

(G/W)

108

(B)

Throttle control motor relay

Output

[Ignition switch: OFF]

BATTERY VOLTAGE
(11 - 14 V)

[Ignition switch: ON]

0 - 1.0 V

Terminal No.

Description

Condition

Value

(Approx.)

–

Signal name

Input/

Output

JMBIA0039GB

JMBIA0216GB

JMBIA0221GB

JMBIA0222GB

ECM

EC-77

< ECU DIAGNOSIS INFORMATION >

[HR16DE]

(V)

108

(B)

Ignition signal No. 1

Output

[Engine is running]
• Warm-up condition
• Idle speed

NOTE:
The pulse cycle changes depending
on rpm at idle

0 - 0.3 V

(Y/B)

Ignition signal No. 2

(W)

Ignition signal No. 4

[Engine is running]
• Warm-up condition
• Engine speed: 2,500 rpm

0.2 - 0.5 V

(BR)

Ignition signal No. 3

(GR)

108

(B)

Fuel pump relay

Output

[Ignition switch: ON]
• For 1 second after turning ignition

switch ON

[Engine is running]

0 - 1.0 V

[Ignition switch: ON]
• More than 1 second after turning ig-

nition switch ON

BATTERY VOLTAGE
(11 - 14 V)

(P)

108

(B)

EVAP canister vent control
valve

Output

[Ignition switch: ON]

BATTERY VOLTAGE
(11 - 14 V)

(P)

108

(B)

ECM relay
(Self shut-off)

Output

[Engine is running]
[Ignition switch: OFF]
• A few seconds after turning ignition

switch OFF

0 - 1.0 V

[Ignition switch: OFF]
• More than a few seconds after turn-

ing ignition switch OFF

BATTERY VOLTAGE
(11 - 14 V)

(W)

(R)

Throttle position sensor 1

Input

[Ignition switch: ON]
• Engine stopped
• Shift lever: D (A/T or CVT), 1st (M/T)
• Accelerator pedal: Fully released

More than 0.36 V

[Ignition switch: ON]
• Engine stopped
• Shift lever: D (A/T or CVT), 1st (M/T)
• Accelerator pedal: Fully depressed

Less than 4.75 V

(B)

(R)

Throttle position sensor 2

Input

[Ignition switch: ON]
• Engine stopped
• Shift lever: D (A/T or CVT), 1st (M/T)
• Accelerator pedal: Fully released

Less than 4.75 V

[Ignition switch: ON]
• Engine stopped
• Shift lever: D (A/T or CVT), 1st (M/T)
• Accelerator pedal: Fully depressed

More than 0.36 V

(R)

—

Sensor ground
(Throttle position sensor)

—

(W)

(L)

Knock sensor

Input

[Engine is running]
• Idle speed

2.5 V

(LG)

(P)

Engine coolant temperature
sensor

Input

[Engine is running]

0 - 4.8 V
Output voltage varies with engine
coolant temperature.

Terminal No.

Description

Condition

Value

(Approx.)

–

Signal name

Input/

Output

JMBIA0219GB

JMBIA0220GB

EC-78

< ECU DIAGNOSIS INFORMATION >

[HR16DE]

ECM

(Y)

—

(L)

—

Sensor ground
(Knock sensor shield circuit)

—

(L)

(P)

Fuel tank temperature sen-
sor

Input

[Engine is running]

0 - 4.8 V
Output voltage varies with fuel
tank temperature.

(SB)

(R)

EVAP control system pres-
sure sensor

Input

[Ignition switch: ON]

0.5 - 4.6 V

(P)

—

Sensor ground
(Engine coolant temperature
sensor)

—

(G/B)

(LG)

Mass air flow sensor

Input

[Ignition switch ON]
• Engine stopped

0.4 V

[Engine is running]
• Warm-up condition
• Idle speed

0.8 - 1.3 V

[Engine is running]
• Warm-up condition
• Engine is revving from idle to about

4,000 rpm

0.8 - 1.3 to 4.3 V
(Check for linear voltage rise in
response to engine being in-
creased to about 4,000 rpm.)

(V)

(O)

Intake air temperature sen-
sor

Input

[Engine is running]

0 - 4.8 V
Output voltage varies with intake
air temperature.

(Y)

(L)

Engine oil pressure sensor

Input

[Engine is running]
• Warm-up condition
• Idle speed

1.0 - 2.0 V

[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm

1.5 - 3.5 V

(W/R)

(W)

Exhaust camshaft position
sensor

Input

[Engine is running]
• Warm-up condition
• Idle speed

NOTE:
The pulse cycle changes depending
on rpm at idle

4.3 V

[Engine is running]
• Engine speed: 2,000 rpm

4.3 V

(P)

108

(B)

A/F sensor 1

Input

[Ignition switch: ON]

2.2 V

Terminal No.

Description

Condition

Value

(Approx.)

–

Signal name

Input/

Output

JSBIA0716GB

JSBIA0717GB

Content .. 267 268 269 270 ..