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TEST ITEM CONDITION JUDGEMENT CHECK ITEM (REMEDY)
IGNITION TIMING
I Engine: Return to the original
trouble condition
I Timing light: Set
I Retard the ignition timing using
CONSULT-II.
If trouble symptom disappears, see
CHECK ITEM.
I Adjust initial ignition timing
POWER BAL-
ANCE
I Engine: After warming up, idle
the engine.
I A/C switch “OFF”
I Shift lever “N”
I Cut off each injector signal one
at a time using CONSULT-II.
Engine runs rough or dies.
I Harness and connector
I Compression
I Injectors
I Power transistor
I Spark plugs
I Ignition coils
COOLING FAN
I Ignition switch: ON
I Turn the cooling fan “ON” and
“OFF” using CONSULT-II.
Cooling fan moves and stops.
I Harness and connector
I Cooling fan motor
I Cooling fan relay
ENG COOLANT
TEMP
I Engine: Return to the original
trouble condition
I Change the engine coolant tem-
perature using CONSULT-II.
If trouble symptom disappears, see
CHECK ITEM.
I Harness and connector
I Engine coolant temperature sen-
sor
I Fuel injectors
FUEL PUMP
RELAY
I Ignition switch: ON
(Engine stopped)
I Turn the fuel pump relay “ON”
and “OFF” using CONSULT-II
and listen to operating sound.
Fuel pump relay makes the operat-
ing sound.
I Harness and connector
I Fuel pump relay
VIAS SOL VALVE
I Ignition switch: ON
I Turn solenoid valve “ON” and
“OFF” with CONSULT-II and lis-
ten for operating sound.
Solenoid valve makes an operating
sound.
I Harness and connector
I Solenoid valve
ENGINE MOUNT-
ING
I Engine: After warming up, run
engine at idle speed.
I Gear position: “D”’ range
(Vehicle stopped)
I Turn electronic controlled engine
mount “IDLE” and “TRVL” with
the CONSULT-II.
Body vibration changes according
to the electronic controlled engine
mount condition.
I Harness and connector
I Electronic controlled engine
mount
PURG VOL
CONT/V
I Engine: After warming up, run
engine at 1,500 rpm.
I Change the EVAP canister purge
volume control solenoid valve
opening percent using CON-
SULT-II.
Engine speed changes according
to the opening percent.
I Harness and connector
I Solenoid valve
FUEL/T TEMP
SEN
I Change the fuel tank temperature using CONSULT-II.
VENT
CONTROL/V
I Ignition switch: ON
(Engine stopped)
I Turn solenoid valve “ON” and
“OFF” with the CONSULT-II and
listen to operating sound.
Solenoid valve makes an operating
sound.
I Harness and connector
I Solenoid valve
VC/V BYPASS/V
I Ignition switch: ON
(Engine stopped)
I Turn solenoid valve “ON” and
“OFF” with the CONSULT-II and
listen to operating sound.
Solenoid valve makes an operating
sound.
I Harness and connector
I Solenoid valve
V/T ASSIGN
ANGLE
I Engine: After warming up, hold
engine speed at 2,500 rpm.
I Change the intake valve timing
using CONSULT-II.
If trouble symptom disappears, see
CHECK ITEM.
I Harness and connector
I Intake valve timing control sole-
noid valve
GI
MA
EM
LC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION
CONSULT-II (Cont’d)
EC-113
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