Honda EP3 Service Manual page 1150

)
t 5 .
1 7 .
1 8 .
Turn the ignition switch OFF.
Remove the gauge assembly (see page 22-64).
Then disconnect gauge assembly connector A from
the gauge assembly.
Turn the ignition switch ON (ll).
Check for voltage between the No. 3 terminal of the
OPDS unit harness 8P connector and body ground.
There should be 0.5 V or less.
OPOS UNIT HARNESS 8P CONNECTOR
Wire side of female terminals
ls the voltage as specified?
YES Short to power in the gauge assembly;
replace the gauge assembly.l
NO Go to step 19.
)
A
\t
\,
I
1 9 .
20.
22.
Turn the ignition switch OFF.
Disconnect floor wire harness 6P connector C509
(A)from the dashboard wire harness.
T u r n t h e i g n i t i o n s w i t c h O N ( l l ) .
Check for voltage between the No. 3 terminal of the
OPDS unit harness 8P connector and body ground.
There should be 0.5 V or less.
OPDS UNIT HARNESS 8P CONNECTOB
Wire side o{ female terminals
ls the voltage as specified?
YES Short to power in dashboard wire harness A;
replace dashboard wire harness A.l
NO-Short to power in the floor wire harness or in
t h e O P D S u n i t h a r n e s s ; i f t h e O P D S u n i t h a r n e s s i s
OK, replace the floor wire harness.I
(cont'd)
23-101