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EC-614
[QR (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS
ACTIVE TEST MODE
Test Item
*:Leaving cooling fan OFF with CONSULT-II while engine is running may cause the engine to overheat.
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
● Heated oxygen 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.
● Air conditioner switch OFF
● Shift lever: N (A/T), Neutral (M/T)
● 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
COOLING FAN*
● Ignition switch: ON
● Turn the cooling fan LOW, HI,
OFF with CONSULT-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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