Acura 1994 Integra Service Manual page 449

Electrical Troubleshooting
Troubleshooting Flowchart lcont'dl
Possible Cause
'Short
in A/T gear posilion
switch wire
. Faulty A/T gear position switch
NOTE: Code 5 is caused when
the TCM receives two gear po-
sition inputs at the same time.
Or
4 2 5 t - |
-l@r
A 1 9 l + ) A 2 5 ( - )
YES
1 4 , 5 9
Solt-diagno8is l!4 indicato. tight
blinks fiv6 timos.
Turn the ignition switch ON.
Observe the A/T gear position in-
dicator, and select each position
separately.
Do any indicators stay on
when the selector lever is
not in that position?
The systom is OK ai this timo.
Ch.ck tho wiro ha|noss tor
oamago.
Turn the ignition switch OFF.
Connect the Test Harness be,
tween the TCM and connectors
{see page 14-49}.
Turn the rgnition switch ON.
Shilt to other than E position.
Measure the voltage b€tween the
A21 and A25 or 426 terminats.
Chock for short in GRN/RED wi.o botwoon tho A2t torminal
and th6 A/T goar po6ition swirch or A/T 96ar posirion indi-
cator. lf wire is OK, chock for loo8o TCM connocioF. lf
necassary, subatituto a known-good TCM and rochsck.
Measure the voltage between the
419 and A25 or 426 terminals.
Ch6ck for 6hon in LT GRN/BLK wi.e borwoon tho A19 tor-
minal and tho A/T goar position indicato., o. a shon in
GRN/WHT or GRN wiros botwson tho A/T goa. position in-
dicato. and tho A/T goa. position swhch. ll wire is OK. chock
for looso TCM connactoE. lf nocos$sry, substituto a known-
good TCM and .ech6ck,
ls the battery voltage?
14-5 8
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