Mil 14 Blinks (No. 3 Injector) - Honda GL1800 Service Manual

FUEL SYSTEM (Programmed Fuel Injection)
3. No. 2 Injector Short Circuit Inspection
Check for continuity between the No. 2 injector
terminal and ground.
Is there continuity?
YES
NO
4. No. 2 Injector Power Input Line Inspection
Turn the ignition switch to "ON."
Measure the voltage between the wire harness
side connector terminal of the No. 2 injector and
ground.
Connection: Brown (+) – Ground (–)
Standard: Battery voltage
Does battery voltage exist?
NO
YES
5. No. 2 Injector Control Line Short Circuit
Inspection
Turn the ignition switch to "OFF."
Disconnect the ECM 6P black connector.
Check for continuity between the Red/yellow
wire terminal of the wire harness side 6P con-
nector and ground.
Is there continuity?
YES
NO
6. No. 2 Injector Control Line Continuity Inspection
Check for continuity between Red/yellow wire
terminals of the No. 2 injector 2P connector and
ECM 6P black connector.
Is there continuity?
NO
YES

MIL 14 BLINKS (No. 3 INJECTOR)

1. Injector Connection Inspection
Remove the right injector cover (page 5-61).
Turn the ignition switch to "OFF."
Disconnect the No. 3 injector 2P connector.
Check the connector for loose contacts or cor-
roded terminals.
Connect the No. 3 injector 2P connector.
Place the motorcycle on its side stand.
Turn the ignition switch to "ON."
Check that the MIL blinks.
Is the MIL blinking?
NO
YES
5-28
– Faulty No. 2 injector.
– GO TO STEP 4.
– Open circuit in the Brown wire.
– GO TO STEP 5.
– Short circuit in the Red/yellow wire.
– GO TO STEP 6.
– Open circuit in the Red/yellow wire.
– Replace the ECM with a new one and
inspect again.
– Temporary failure; the
normal.
– GO TO STEP 2.
CM 6P BLACK CONN CTOR
(viewed from the terminal side)
Red/yellow
Red/black
system is
o. 3 I JECTOR
Brown
CO ECTOR