Front Wheel Speed Sensor - Honda Transalp XL700V Manual

PROBLEM CODE 81 (CPU; ABS Control
Unit)
1. Failure Reproduction
Erase the problem code (page 16-9).
Test ride the motorcycle above 5 km/h (3 mph).
Retrieve the problem code (page 16-8).
Does the indicator blink 81 times?
YES
NO

FRONT WHEEL SPEED SENSOR

INSPECTION
Support the motorcycle securely using a hoist or
equivalent and raise the front wheel off the ground.
Measure the clearance (air gap) between the sensor
and pulser ring at several points by turning the
wheel slowly.
It must be within specification.
STANDARD: 0.4 – 1.2 mm (0.02 – 0.05 in)
The sensor air gap cannot be adjusted.
If it is not within specification, check each installa-
tion part for deformation, looseness and damage.
REMOVAL/INSTALLATION
Remove the air cleaner housing (page 5-62).
Disconnect the front wheel speed sensor 2P
(Orange) connector.
Release the wheel speed sensor wire from the
clamps (page 1-21).
– Faulty ABS modulator
– CPU is normal (temporary failure).
ANTI-LOCK BRAKE SYSTEM (ABS)
ABS INDICATOR
2P (ORANGE) CONNECTOR
16-21