Acura 2002 RSX Service Manual page 624

Automatic Transmission
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DTC Troubleshooting (cont'dl
DTC P0763: Problem in Shift Solenoid Valve
C Circuit
NOTE:
. Record all freeze data and review General
Troubleshooting Information (see page 14-3) before
you troubleshoot.
. This code is caused by an electrical circuitproblem
and cannot be caused by a mechanical problem in the
transmission.
1. Turn the ignition switch OFF.
2. Disconnect PCM connectors A (31p) and C l22p).
3. Turn the ignition switch oN fll).
4. Measure the voltage between pCM connector
terminals C2 and A23 or A24.
PCM CONNECTORS
Wire side oI temale terminals
ls there voltage?
YES- Repair shon to power in the wire between
PCM connector terminal C2 and the shift solenoid
valve C.I
NO Go to step 5.
Turn the ignition switch OFF.
Disconnect the shift solenoid harness connector at
the transmission housing.
6.
IBRN/YELI
14-92
7 . Check for continuity between pCM connector
terminals C2 and A23 or A24.
8 .
PCM CONNECTORS
Wire side of female terminals
ls there continuity?
YES Repair short to ground in the wrre oenveen
PCM connector terminal C2 and the shift solenoid
narness connector. a
NO-Go to step 8.
Connect the shift solenoid harness connector.
Measure the resistance between pCM connector
terminals C2 and A23 or A24.
PCM CONNECTORS
Wire side ot temale termlnars
ts there 12 25 e?
yES - U pdate the PCM if it does not
have the latest
soflware, 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
o r i g i n a l P C M . t
NO- Go to step 10.
(BRN/YELI
{BRN/YEL}