Nissan Cube. Manual - part 670

MWI-4

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORKFLOW

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work flow

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OVERALL SEQUENCE

• Reference 1···

MWI-29, "Diagnosis Description"

.

• Reference 2···

MWI-62, "DTC Index"

.

• Reference 3···

MWI-39, "COMBINATION METER : Diagnosis Procedure"

.

DETAILED FLOW

1.

OBTAIN INFORMATION ABOUT SYMPTOM

Interview the customer to obtain as much information as possible about the conditions and environment under
which the malfunction occurred.

>> GO TO 2.

2.

CHECK SYMPTOM

JSNIA4484GB

MWI

DIAGNOSIS AND REPAIR WORKFLOW

MWI-5

< BASIC INSPECTION >

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• Check the symptom based on the information obtained from the customer.
• Check that any other malfunctions are present.

>> GO TO 3.

3.

CHECK ON BOARD DIAGNOSIS OPERATION

Check that the on board diagnosis function operates. Refer to 

MWI-29, "Diagnosis Description"

. 

Does the on board diagnosis function operate normally?

YES

>> GO TO 4.

NO

>> GO TO 6.

4.

CHECK CONSULT SELF-DIAGNOSIS RESULTS

1.

Connect CONSULT and perform self-diagnosis. Refer to 

MWI-62, "DTC Index"

.

2.

When DTC is detected, follow the instructions below:

-

Record DTC and Freeze Frame Data.

Are self-diagnosis results normal?

YES

>> GO TO 5.

NO

>> GO TO 8.

5.

NARROW DOWN THE MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS

Perform symptom diagnosis and narrow down the malfunctioning parts.

>> GO TO 8.

6.

CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUITS

Inspect combination meter power supply and ground circuits. Refer to 

MWI-39, "COMBINATION METER :

Diagnosis Procedure"

. 

Is inspection result OK?

YES

>> GO TO 7.

NO

>> GO TO 8.

7.

REPLACE COMBINATION METER

Replace combination meter.

>> GO TO 9.

8.

REPAIR OR REPLACE MALFUNCTIONING PARTS

Repair or replace the malfunctioning parts.
NOTE:
If DTC is displayed, erase DTC after repair or replace malfunctioning parts.

>> GO TO 9.

9.

FINAL CHECK

Check that the combination meter operates normally.
Do they operate normally?

YES

>> INSPECTION END

NO

>> GO TO 1.

MWI-6

< SYSTEM DESCRIPTION >

METER SYSTEM

SYSTEM DESCRIPTION

METER SYSTEM

METER SYSTEM

METER SYSTEM : System Diagram

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METER SYSTEM : System Description

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COMBINATION METER

• The combination meter receives the information required to control the operation of each gauge, indicator/

warning lamp, and information display via CAN communication from each unit, each switch, and sensor.

• The combination meter incorporates a trip computer that displays, warnings and information on the informa-

tion display according to the information received from various units.

• The combination meter incorporates a buzzer function that sounds an audible alarm with the integrated

buzzer device. Refer to 

WCS-5, "WARNING CHIME SYSTEM : System Description"

 for further details.

• The combination meter integrates the following check function.

METER CONTROL FUNCTION LIST

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Meter drive circuit check function list

Segment display check function list

• Speedometer
• Tachometer

• Odo/trip meter
• Information display
• Engine coolant temperature gauge
• Fuel gauge
• Shift position indicator (CVT models)
• Start-up lamp (M/T models)

System

Description

Reference

Meter/gauge

Speedometer

Indicates vehicle speed.

MWI-9, "SPEEDOME-
TER : System Descrip-
tion"

Tachometer

Indicates engine speed.

MWI-11, "TACHOME-
TER : System Descrip-
tion"

Fuel gauge

Indicates fuel level.

MWI-14, "FUEL 
GAUGE : System De-
scription"

Engine coolant temperature 
gauge

Indicates engine coolant temperature.

MWI-12, "ENGINE 
COOLANT TEMPERA-
TURE GAUGE : Sys-
tem Description"

MWI

METER SYSTEM

MWI-7

< SYSTEM DESCRIPTION >

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ARRANGEMENT OF COMBINATION METER

Odo/trip meter

Displays vehicle distance.

MWI-15, "ODO/TRIP 
METER : System De-
scription"

Shift position indicator

Displays shift position.

MWI-17, "SHIFT POSI-
TION INDICATOR : 
System Description"

Warning lamp/
indicator lamp

Oil pressure warning lamp

The warning lamp turns ON or turns OFF, according to en-
gine hydraulic pressure.

MWI-18, "WARNING 
LAMPS/INDICATOR 
LAMPS : System De-
scription"

Meter illumina-
tion control

Meter illumination on/off con-
trol function

The meter illumination turns ON/OFF, according to the sta-
tus of ignition switch and a cranking condition. 

MWI-20, "METER IL-
LUMINATION CON-
TROL : System 
Description"

Meter illumination control 
function

The meter illumination is switched between Daytime and 
Nighttime modes, according to the light switch position.

Meter effect 
function

Engine-start effect function

When starting the engine, combination meter illumination 
and the movement of the tachometer and speedometer 
pointers provide the driver with the comfort.

MWI-22, "METER EF-
FECT FUNCTION : 
System Description"

Information 
display

Instantaneous fuel consump-
tion

Displays instantaneous fuel consumption.

MWI-24, "INFORMA-
TION DISPLAY : Sys-
tem Description"

Average fuel consumption

Displays average fuel consumption.

Possible driving distance

Displays possible driving distance.

Average vehicle speed

Displays average vehicle speed.

Ambient air temperature

Displays ambient air temperature.

ICY warning (low ambient 
temperature)

Displays low ambient temperature warning.

Low fuel warning

Displays low fuel warning.

Fuel filler cap warning

Displays fuel filler cap warning.

Low tire pressure warning

Warns, according to tire inflation pressure.

System

Description

Reference

A.

For CVT models (M/T models in-
clude start-up lamp here)

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