Honda NSS250A Reflex 2001-2007, Руководство пользователя

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FUEL SYSTEM (PGM-FI)
6-56
2. O
2
Sensor Open Circuit Inspection
Connect the test harness to the ECM 33P connec-
tor (page 6-17).
Disconnect the O
2
sensor 1P (Black) connector.
Check the continuity between the test harness
and O
2
sensor 1P connector of the wire side.
Is there continuity?
YES – GO TO STEP 3.
NO – Open circuit in Black/orange wire
3. O
2
Sensor Short Circuit Inspection
Check the continuity between the O
2
sensor 1P
connector of the wire side and ground.
Is there continuity?
YES – Short circuit in Black/orange wire
NO – GO TO STEP 4.
4. O
2
Sensor Inspection
Replace the O
2
sensor and O
2
sensor cord with a
new one (page 6-107).
Disconnect the test harness and connect the
ECM 33P (Black) connector.
Turn the ignition switch ON and engine stop
switch " ".
Start the engine and warm it up until the engine
oil temperature is 80
°
C (176
°
F).
Test-ride the scooter and recheck the MIL blink-
ing.
Does the MIL blink 21 times?
YES – Replace the ECM with a known good
one, and recheck.
NO – Faulty original O
2
sensor and/or O
2
sen-
sor cord
CONNECTION: 3 – Black/orange
(3)
Black/orange
TEST HARNESS PIN BOX
O
2
SENSOR 1P CONNECTOR
(Wire side/female terminal)
CONNECTION: Black/orange – Ground
O
2
SENSOR 1P CONNECTOR
(Wire side/female terminal)
Black/orange
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