FUEL INJECTION SYSTEM
8-48
EAS27460
TROUBLESHOOTING DETAILS
This section describes the measures per fault code number displayed on the meter. Check and service
the items or components that are the probable cause of the malfunction following the order given.
After the check and service of the malfunctioning part has been completed, reset the meter display ac-
cording to the reinstatement method.
Fault code No.:
Code number displayed on the meter when the engine failed to work normally. Refer to “Self-Diagnostic
Function table”.
Diagnostic code No.:
Diagnostic code number to be used when the diagnostic mode is operated. Refer to “DIAGNOSTIC
MODE” on page 8-40.
48
Air induction system sole-
noid
Actuates the air induction
system solenoid five times at
one-second intervals.
Illuminates the engine trou-
ble warning light.
Check the operating sound
of the air induction system
solenoid five times.
50 Fuel injection system relay
Actuates the fuel injection
system relay five times at
one-second intervals.
Illuminates the engine trou-
ble warning light.
(The engine trouble warning
light is OFF when the relay is
ON, and the engine trouble
warning light is ON when the
relay is OFF).
Check the operating sound
of the fuel injection system
relay five times.
51 Radiator fan motor relay
Actuates the radiator fan mo-
tor relay five times at one-
second intervals. (ON 2 sec-
onds, OFF 3 seconds)
Illuminates the engine trou-
ble warning light.
Check the operating sound
of the radiator fan motor re-
lay five times.
52 Headlight relay
Actuates the headlight relay
five times at one-second in-
tervals. (ON 2 seconds, OFF
3 seconds)
Illuminates the engine trou-
ble warning light.
Check the operating sound
of the headlight relay five
times.
53 EXUP servo motor
Actuates the servo motor
(turns to open side and to
closed side).
Illuminates the engine trou-
ble warning light.
Check the operating sound.
Diag-
nostic
code
No.
Item Actuation Checking method
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