TOHATSU 200 Series Service Manual page 77

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DTC 14-1 (ABNORMAL IAC VALVE)
(*) Refer
(BF175AK1·200AK1·225AK1: 62ZY300).
1. Symptom reproduction test
Turn the combination switch OFF.
Disconnect the IAC valve 2P connector
connector B
Clear the DTC (page 5-2).
• Continue the procedure if the DTC does not
Start the engine and check the DTC using the HDS.
Does the DTC 14-1 appear?
YES
NO
2. IAC valve inspection
Turn the combination switch OFF and disconnect
the IAC valve 2P connector
Inspect the IAC valve (page 5-133*).
Is the IAC valve correct?
YES
NO
to page of base
and then reconnect them.
clear.
– GO TO STEP 2.
– Temporary failure
reappear).
– Repair open or short in the main wire
harness between the ECM and IAC valve.
If main wire harness is correct, replace the
ECM with a new one and recheck.
– Replace the IAC valve with a new one and
recheck.
shop manual
, ECM
(code does not
.
FUEL SYSTEM
5-21