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FI
FUEL INJECTION SYSTEM
LCD Display Probable cause of malfunctionSympton
Communication error with the FI diagnostic tool
EAS00908
TROUBLESHOOTING DETAILS
This section describes the countermeasures per fault code number displayed on the Fl diagnostic
tool. 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 malfunctioned part has been completed, reset the Fl diagnostic
tool display according to the “Reinstatement method”.
Fault code No.:
Fault code number displayed on the Fl diagnostic tool when the engine failed to work normally.
Refer to “Fault code table”.
Diagnostic code No.:
Diagnostic code number to be used when the diagnostic mode is operated. Refer to “DIAG-
NOSTIC MODE”.
• Improper installed lead connector in the coupler.
• The main switch is OFF position.
• Malfunction in Fl diagnostic tool.
• Malfunction in ECU.
• Turn the main switch to “OFF” once, and then turn it back to CO
adjustment mode or diagnostic mode.
• Vehicle battery is insufficiently charged.
• Malfunction in Fl diagnostic tool.
• Malfunction in ECU.
Waiting for connec-
tion...
ERROR 4
No signals are received from the
ECU.
Commands from the Fl diagnostic
tool are not accepted by the ECU.
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