Honda NSS250S Manual page 519

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4. Rear Wheel Speed Sensor Line Short Circuit
Inspection
Turn the ignition switch OFF.
Check for continuity between each terminal
(Pink/white and Green/red) of the wire side of the
rear wheel speed sensor 2P connector and
ground.
CONNECTION:
Pink/white – Ground
Green/red – Ground
Is there continuity?
YES – • Short circuit in Pink/white wire
• Short circuit in Green/red wire
NO – GO TO STEP 5.
5. Rear Wheel Speed Sensor Line Open Circuit
Inspection
Disconnect the ABS modulator 25P connector
(page 18-28).
Short the Pink/white and Green/red wire termi-
nals of the ABS modulator 25P connector with a
jumper wire.
Check for continuity at the terminals of the wire
side rear wheel speed sensor 2P connector.
TOOL:
Test probe
CONNECTION: Pink/white – Green/red
Is there continuity?
YES – GO TO STEP 6.
NO – • Open circuit in Pink/white wire
• Open circuit in Green/red wire
6. Failure Reproduction with a New Rear Wheel
Speed Sensor
Replace the rear wheel speed sensor with a new
one (page 18-26).
Connect the ABS modulator 25P and rear wheel
speed sensor 2P connectors.
Erase the problem code (page 18-9).
Test ride the scooter above 30 km/h (18 mph).
Retrieve the problem code (page 18-8) and
recheck the ABS indicator.
Dose the indicator blink 13, 14, 23 or 43 times?
YES – Faulty ABS modulator
NO – Faulty removed rear wheel speed sen-
sor
SPEED SENSOR 2P (Orange) CONNECTOR
(Wire side/female terminals)
Pink/white
25P CONNECTOR
(Wire side/female terminals)
Green/
red
07ZAJ-RDJA110
Pink/
white
Pink/white
SPEED SENSOR 2P (Orange) CONNECTOR
(Wire side/female terminals)
ABS (NSS250A)
Green/red
JUMPER WIRE
Green/
red
ABS INDICATOR
18-19