Honda NSS250S Manual page 680

Honda S Matic System (NSS250A)
9. Movable Drive Face Position Sensor Resistance
Inspection 2
Measure the resistance at the movable drive face
position sensor 3P connector terminals of the
sensor side by turning the sensor shaft groove
of the sensor with your fingers.
• Do not damage the movable drive face posi-
tion sensor.
CONNECTION: A – B
STANDARD:
Is there resistance within 0 – 6.0 k Ω (20 ° C/68 ° F)?
YES
NO
10. Movable Drive Face Position Sensor Power
Input Voltage Line Inspection
Turn the ignition switch ON and engine stop
switch " ".
Measure the voltage at the position sensor 3P
connector of the wire side.
CONNECTION:
Yellow/black (+) – Green/orange (–)
STANDARD: 4.75 – 5.25 V
Is the voltage within 4.75 – 5.25 V?
YES
NO
11. Movable Drive Face Position Sensor Signal Line
Continuity Inspection
Turn the ignition switch OFF.
Connect the test harness 21P to the PCM 21P
(Black) connector (page 24-12).
Check the continuity between the test harness
terminal and movable drive face position sensor
3P connector of the wire side.
CONNECTION: B1 – Yellow/blue
Is there continuity?
YES
NO
24-36
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0 – 6.0 kΩ (20°C/68°F)
– GO TO STEP 10.
– Faulty movable drive face position sen-
sor.
– GO TO STEP 11.
– • Open or short circuit in Yellow/black
wire
• Open circuit in Green/orange wire
• Replace the PCM with a known good
one and recheck.
– GO TO STEP 12.
– Open circuit in Yellow/blue wire
3P CONNECTOR
(Sensor side/male terminals)
POSITION SENSOR
3P CONNECTOR
(Wire side/female terminals)
Green/orange
TEST HARNESS 21P
(B1) Yellow/blue
3P CONNECTOR
(Wire side/female terminals)
Yellow/black