Honda 1986 GoldWing GL1200A Manual page 107

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POWER TO COUPLER: Measure voltage
Battery SENSOR SIGNAL: Measure voltage
between SIISr (+
l
terminal of 20P black Voltage between SIIY (+) and GIS I (-) terminals of
coupler and G/SI (-) terminal of instrument speed sensor black 3P coupler. Volt meter
1
3P white coupler. should indicate
1
to 9V alternately when
~
0 Volts
the front wheel is rotated slowly.
!
OK
~
Not OK
POWER TO COUPLER: Measure voltage
•
Open circuit
•
Faulty speed sensor.
between SI/Sr (+) terminal and G/SI (-I
between speed
terminal of instrument
1
3P white coupler.
sensor and
Battery
instrument couplers.
o
Volts
•
Poor contact at
Voltage
fairing 20P black
AUTO VOLUME: Check auto volume
function.
• Open circuit • Faulty instrument.
between instrument
and ignition switch.
• Poor contact at
fairing 13P white
coupler
coupler.
Not OK
r
(Conl'd)
~OK
• Faulty ETC unit (try
with known good
ETC unit).
SENSOR SIGNAL: Measure voltage
between W/SI (+) and G/SI (-) terminals
of ETC unit 17P white coupler with ignition
sWitch ON. Volt meter should indicate from
o
to about 9V alternately when the front
wheel is rotated slowly.
Not OK
~OK
• Faulty ETC unit (try
with a good ETC
unit).
SENSOR SIGNAL: Measure voltage
between W/BI (+) terminal of instrument
20P black coupler and G/SI (-) terminal of
instrument 1 3P white coupler. Volt meter
should indicate from 0 to about 9V
alternately when front wheel is rotated
slowly.
(cont'd)
Not OK
• Faulty instrument.
~OK
• Open circuit between
instrument and ETC
unit.
• Poor contact at
fairing 20P black
coupler.
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