Acura 2002 RSX Service Manual page 641

DTC P1705: Short in Transmission Range
Switch Circuit (More than one range position
is on at the same time.)
NOTE:
. Record allfreeze data and review General
Troubleshooting Information (see page 14-3) before
you troubleshoot.
. This code is caused by an electrical circuit problem
and cannot be caused by a mechanical problem in the
transmission,
1. Turn the ignition switch ON {ll)
2. Observe the Ay'T gear position indicator while
shifting to each Position.
Do any indicators stay on when the shift lever is
not in that Position?
YES Go to step 3.
NO-Turn the ignition switch oFF, then go to step
3, Disconnect the transmission range switch
connector, and watch the A,/T gear position
indicator.
Do alt gear position indicatots go out?
YES Replace the transmission range switch l
NO Turn the ignition switch OFF. then go to step
4. Inspect the transmission range switch (see page 14-
1 6 8 ) .
ls the switch OK?
YES Go to step 5.
NO - Replace the transmission range switch l
5. Connect the transmission range switch connector'
6. Turn the ignition switch ON (ll).
7. Shift to all positions other tha n lE
8. Measure the voltage between PCM connector
terminals D6 and A23 ot 424
PCM CONNECTORS
ls there battetY voltage?
YES-Go to step L
NO Check for a short in the wire between PCM
connector terminal D6 and the transmission range
switch or A/T gear position indicator, and check for
an open in the wires between ground G101 and
PCM connector terminals A23 and A24. lf the wires
are OK, update the PCM if it does not have the
latest software, or substitute a known-good PCM,
then recheck (see page 14-7). lf the symptom/
indication goes away with a known-good PCM,
replace the original PCM.I
(cont'd)
Wire side of female terminals
1 4- 10 9