TOHATSU BFT75A Service Manual page 200

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MIL BLINKS 14 (ONE LONG BLINK AND 4 SHORT BLINKS) IAC VALVE
ECM
12V
EACVP
EACVM
1. Symptom reproduction test
Turn the combination switch OFF.
Disconnect the IAC valve 2P connector
connector B
Clear the DTC (page 5-5).
Start the engine.
Turn the combination switch OFF and connect the
SCS service check connector.
Turn the combination switch ON and check the
number of blinks of the MIL.
Does the MIL blink 14?
YES
NO
2. IAC valve inspection
Turn the combination switch OFF.
Inspect the IAC valve (page 5-107).
Is the IAC valve normal?
YES
NO
G
Bl
28
and then reconnect them.
– GO TO STEP 2.
– Temporary failure (code
reappear)
– Repair open or short in the Green wire or
Black wire between the ECM and IAC
valve. If the main wire harness is normal,
replace the ECM with a new one and
recheck.
– Replace the IAC valve with a new one and
recheck.
, ECM
does not
FUEL SYSTEM
Bl BLACK Br BROWN
Y YELLOW O ORANGE
Bu BLUE Lb LIGHT BLUE
G GREEN Lg LIGHT GREEN
R RED P PINK
W WHITE Gr GRAY
IAC
VALVE
27
G
Bl
5-59