Honda 1986 GoldWing GL1200A Manual page 71

cpo
Volt.
POWER TO RELAY BOX: Measure
voltage between Br (+) and G ( -)
Battery
terminals of fuse/relay box 21 P black
Voltage
coupler. Battery voltage Should be
indicated for 1 .5 seconds after ignition
SWItch is turned ON.
o
Volts
WIRING: Measure voltage between
ground and Br/BI (+) terminal of 13P black
o
Volts
coupler on rear fender. Battery voltage
should be indicated for 1.5 seconds after
Ignition switch is turned ON.
Battery
Voltage
POWER TO ECU: Measure ECU input
I
0 Volts
voltage (see page 10· 7).
Battery Voltage
WIRING: Disconnect ECU coupler.
Measure voltage between terminals 30 (+)
o
Volts
and 2 (-). Battery voltage should appear
when ignition switch is ON and starter
button is pushed
Battery Voltage
(cont'd)
• Open circuit in wires between 21 P
black coupler and fuel pump coupler.
• Open circuit in wires between 1 3P
black coupler and ECU
• Poor contact at 13P black or ECU
couplers.
• Open circuit in wire harness.
• Open circuit in wire harness
(Y/R
Wire).
• Poor contact at 13P black coupler on
rear fender.
• Faulty ECU. Try With a known good ECU.
10-11