Nissan Note [1318/1872] Ec 1318

Nissan Note [1318/1872] Ec 1318
EC-1318
[HR (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS
ACTIVE TEST MODE
Test Item
*1: Leaving cooling fan OFF with CONSULT-II while engine is running may cause the engine to overheat.
*2: With A/C: “OFF”, “LOW”, “MID” or HI” is displayed on CONSULT-II screen. But cooling fan operates at the same speed when “MID”
or “HI” is displayed.
*3: Without A/C: “OFF”, “LOW”, “MID” or HI” is displayed on CONSULT-II screen. But cooling fan operates at the same speed when an
item other than “OFF” is displayed.
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
Shift lever: P or N (A/T), Neutral
(M/T)
Cut off each fuel 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
COOLING FAN*
1
,*
2
,*
3
Ignition switch: ON
Turn the cooling fan “LOW”,
“MID”, “HI” and OFF with CON-
SULT-II.
Cooling fan moves and stops.
Harness and connectors
Cooling fan relay
Cooling fan motor
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
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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