FUEL SYSTEM (PGM-FI)
5-50
2. IACV Circuit Continuity Inspection
Connect the ECM test harness to the ECM con-
nectors (page 5-14).
Check the continuities between the test harness
and the IACV 4P (Black) connector.
Are there continuities?
YES
–
GO TO STEP 3.
NO
–
• Open circuit in Black/yellow or Black/
orange wire
• Open circuit in Black/red or Black/
blue wire
3. IACV Resistance Inspection
Connect the IACV 4P connector.
Measure the resistance at the test harness termi-
nals.
Is the resistance within 99 – 121
Ω
(20
°
C/68
°
F)?
YES
–
Replace the ECM with a new one, and
recheck; refer to Key Registration Proce-
dures (page 21-6)
NO
–
Faulty throttle body (IACV)
MIL CIRCUIT TROUBLESHOOTING
If the engine can be started but the MIL does not
come on when the ignition switch is turned “ON”
and the engine stop switch is in "
", check as
follows:
Check for operation of the combination meter func-
tion properly.
• If they do not function, check the combination
meter power input line (page 20-21).
• If they function properly, check as follows:
Pull out the ECM from the stay (page 5-14).
Turn the ignition switch to "OFF", disconnect the
ECM 33P (Black) connector.
CONNECTION: A19 – Black/yellow
A27 – Black/red
A16 – Black/blue
A29 – Black/orange
4P (Black) CONNECTOR
(Wire side/female terminals)
TEST HARNESS PIN BOX
(A TERMINALS)
Black
/blue
Black/
orange
Black/
yellow
Black/
red
(A19)
(A16)
(A27)
(A29)
CONNECTION: A19 – A29
A16 – A27
STANDARD: 99 – 121
Ω
(20
°
C/68
°
F)
TEST HARNESS PIN BOX
(A TERMINALS)
(A19)
(A16)
(A27)
(A29)
ECM
33P (Black) CONNECTOR
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
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