FUEL INJECTION SYSTEM
8-48
Communication error with the meter
EAS27400
TROUBLESHOOTING METHOD
The engine operation is not normal and the
engine trouble warning light comes on.
1. Check:
• Fault code number
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a. Check the fault code number displayed on
the meter.
b. Identify the faulty system with the fault code.
Refer to “Self-Diagnostic Function table”.
c. Identify the probable cause of the malfunc-
tion. Refer to “Fault code table”.
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2. Check and repair the probable cause of mal-
function.
3. Perform fuel injection system reinstatement
action.
Refer to “Reinstatement method” of table in
“TROUBLESHOOTING DETAILS”.
4. Turn the main switch to “OFF” and back to
“ON”, then check that no fault code number is
displayed.
NOTE:
If fault codes are displayed, repeat steps (1) to
(4) until no fault code number is displayed.
50
ECU internal malfunc-
tion
Faulty ECU memory. (When this
malfunction is detected in the
ECU, the fault code number might
not appear on the meter.)
Unable
Unable
Fault
code No.
Item
Symptom
Able / un-
able to start
Able / un-
able to
drive
Er-1
ECU internal malfunc-
tion
(output signal error)
No signals are received from the
ECU.
Unable
Unable
Er-2
ECU internal malfunc-
tion
(output signal error)
No signals are received from the
ECU within the specified duration.
Unable
Unable
Er-3
ECU internal malfunc-
tion
(output signal error)
Data from the ECU cannot be re-
ceived correctly.
Unable
Unable
Er-4
ECU internal malfunc-
tion
(input signal error)
Non-registered data has been re-
ceived from the meter.
Unable
Unable
Fault
code No.
Item
Symptom
Able / un-
able to start
Able / un-
able to
drive
Fault code No.
No fault code No.
Check and repair.
Refer to “TROUBLE-
SHOOTING DE-
TAILS” on page 8-56.
Monitor the opera-
tion of the sensors
and actuators in the
diagnostic mode. Re-
fer to “Sensor opera-
tion table” and
“Actuator operation
table”.
Check and repair.
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
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