TOHATSU 200 Series Service Manual page 92

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FUEL SYSTEM
MIL BLINKS 4 TIMES (CKP SENSOR)
(*) Refer
(BF175AK1·200AK1·225AK1: 62ZY300).
1. Symptom reproduction test
Turn the combination switch OFF.
Disconnect the CKP sensor 2P connector
ECM connector A
Reset the ECM (page 5-2).
Start the engine.
Turn the combination switch OFF and connect the
SCS service connector.
Turn the combination switch ON and check the
number of blinks of the MIL.
Does the MIL blink 4 times?
YES
NO
2. CKP sensor installation inspection
Turn the combination switch OFF.
Inspect the CKP sensor installation (page 5-131*).
Is the CKP sensor installed correctly?
YES
NO
3. CKP sensor inspection
Turn the combination switch OFF.
Inspect the CKP sensor (page 5-131*).
Is the CKP sensor correct?
YES
NO
5-36
to page of base
and then reconnect them.
– GO TO STEP 2.
– Temporary failure (code
reappear)
– GO TO STEP 3.
– Install the CKP sensor correctly and
recheck.
– Repair the open or short circuit in the CKP
sensor harness between the CKP sensor
and ECM. If the main wire harness is
correct, replace the ECM with a new one
and recheck.
– Replace the CKP sensor with a new one
and recheck.
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