1996 ACURA RL KA9 Service Repair Manual

Troubleshooting
DTC 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 : AB S Solenoi d
Problem verification :
1 . Clea r th e DTC .
2. Test drive the vehicle.3. Verif y th e DTC .
Are DTC s 31 , 32 , 33 , 34 , 35 ,36, 37 , 3 8 indicated ? Th
e syste m is O K a t thi s time .
Chec k fo r loos e terminal s in th e
VS A contro l uni t 42 P connector . I f
necessary , substitut e a known -
goo d VS A modulator-contro l unit ,
and recheck .
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DTC 45, 46, 47, 48: VSA Solenoid

Problem verification:

1. Clear the DTC.

2. Test drive the
vehicle.

3. Verify the DTC.

Are DTCs 45, 46, 47, 48 indicated?

The system is OK at this time.

Check for loose terminals in the

VSA control unit 42P connector.

If necessary, substitute a known-

good VSA modulator-control

unit, and recheck.ProCarManuals.com

Troubleshooting
DTC 51 , 52 , 53 : Pum p Moto r
Check th e VS A MOTO R (4 0 A )
fus e i n th e under-hoo d fuse/rela y
box, an d reinstal l th e fus e i f i t i sOK .
Is th e fus e OK ?
Chec k fo r a n ope n in th e +B-M R
circuit :
1 . Disconnec t th e VS A contro l
uni t 42 P connector .
2 . Measur e th e voltag e betwee n
termina l No . 2 an d bod yground .
Is ther e batter y voltage ?
Chec k fo r a n ope n in th e M-GN D
circuit:Check fo r continuit y betwee n th e
VS A contro l uni t 42 P connecto r
terminal No . 1 an d bod y ground .
Is ther e continuity ?
Proble m verification :
1 . Clea r th e DTC .
2. Test drive the vehicle at 12
mph (2 0 km/h ) o r more .
3 . Verif y th e DTC .
I s DT C 51 , 5 2 o r 5 3 indicated ? Replac
e th e fuse , an d recheck . I f
th e fus e i s blown , chec k fo r a
shor t t o bod y groun d in thi s fus e
circuit . I f th e circui t i s OK ,
replac e th e VS A modulator-con -
tro l unit .
VSA CONTRO L UNI T 42 P CONNECTO R
Repai r ope n in th e wir e betwee n
th e VS A MOTO R (40A ) fus e an d
th e VS A contro l unit .
Repai r ope n i n th e wir e
betwee n th e VS A contro l uni t
an d bod y ground .
Repai r poo r groun d (G401 ,
G402) .
Th e syste m is O K a t thi s time .
Chec k fo r loos e terminal s i n th e
VS A contro l uni t 42 P connector .
I f necessary , substitut e a known -
goo d VS A modulator-contro l
unit, an d recheck .
Terminal sid e o f femal e terminal s
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DTC 54 : Valv e rela y
Chec k th e VS A (2 0 A ) fus e in th e
under-hoo d fuse/rela y box , an d
reinstal l th e fus e if i t i s OK .
I s th e fus e OK ?
Replac e th e fuse , an d recheck . I fth e fus e i s blown , chec k fo r a
shor t t o bod y groun d in thi s fus e
circuit . I f th e circui t i s OK ,
replac e th e VS A modulator-con -
tro l unit .
Chec k fo r a n ope n in th e +B-FS R
circuit:1. Disconnec t th e VS A contro l
uni t 42 P connector .
2 . Measur e th e voltag e betwee n
th e VS A contro l uni t 42 P con -
necto r termina l No . 6 an d
bod y ground . VS
A CONTRO L UNI T 42 P CONNECTO R
Wir e sid e o f femal e terminal s
I s ther e batter y voltage ? Repai
r ope n in th e wir e betwee n
the VS A (2 0 A ) fus e an d th e VS Acontro l unit .
Proble m verification :
1 . Connec t th e VS A control unit
42P connector .2. Clea r th e DTC .3. Test drive the vehicle.4. Verif y th e DTC .
I s DT C 5 4 indicated ?
The syste m is O K a t thi s time .
Chec k fo r loos e terminal s i n th e
VS A contro l uni t 42 P connector .If necessary , substitut e a known -
goo d VS A modulator-contro l
unit , an d recheck .
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