FUEL INJECTION SYSTEM
8-49
5. Erase the malfunction history in the diagnos-
tic mode. Refer to “Sensor operation table
(Diagnostic code No. 62)”.
NOTE:
Turning the main switch to “OFF” will not erase
the malfunction history.
The engine operation is not normal but the
engine trouble warning light does not come
on.
1. Check the operation of following sensors and
actuators in the Diagnostic mode. Refer to
“Sensor operation table” and “Actuator oper-
ation table”.
If a malfunction is detected in the sensors or
actuators, repair or replace all faulty parts.
If no malfunction is detected in the sensors
and actuators, check and repair inner parts of
the engine.
EAS27410
DIAGNOSTIC MODE
Setting the diagnostic mode
1. Turn the main switch to “OFF”.
2. Disconnect the wire harness coupler from the fuel pump.
3. Simultaneously press and hold the “SELECT” and “RESET” buttons, turn the main switch to “ON”,
and continue to press the buttons for 8 seconds or more.
NOTE:
• All displays on the meter disappear except the odometer/tripmeter/fuel reserve tripmeter displays.
•“dIAG” appears on the odometer/tripmeter/fuel reserve tripmeter LCD.
4. Press the “SELECT” button to select the CO adjustment mode “Co” or the diagnostic mode “dIAG”.
5. After selecting “dIAG”, simultaneously press the “SELECT” and “RESET” buttons for 2 seconds or
more to activate the diagnostic mode. The diagnostic code number “d:01” appears on the clock LCD.
6. Select the diagnostic code number corresponding to the fault code number by pressing the “SE-
LECT” and “RESET” buttons.
NOTE:
• To decrease the selected diagnostic code number, press the “RESET” button. Press the “RESET”
button for 1 second or longer to automatically decrease the diagnostic code numbers.
• To increase the selected diagnostic code number, press the “SELECT” button. Press the “SELECT”
button for 1 second or longer to automatically increase the diagnostic code numbers.
01: Throttle position sensor (throttle angle)
30: Cylinders-#1/#4 ignition coil
31: Cylinders-#2/#3 ignition coil
36: Injector #1
37: Injector #2
38: Injector #3
39: Injector #4
48: Air induction system solenoid
“SELECT”
“RESET”
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