1996 ACURA RL KA9 tire size

Wheel Alignment

Caster

NOTE: For proper inspection/adjustment of the wheel

alignment, check and adjust the following before check-

ing the alignment:

Check that the suspension is not modified.

Check the tire size and tire pressure.

Check the runout of the wheels and tires.

Check the suspension ball joints. (Hold a wheel with

your hands, and move it up and down and right and

left to check for wobbling.)

Inspection

NOTE: Use commercially available computerized four

wheel alignment equipment to measure wheel alignment

(caster, camber, toe, and/or turning angle). Follow the

equipment manufacturer's instructions.

1. Check the steering wheel angle; if significantly off

center, it may be necessary to remove the steering

wheel and reposition it on the splines. Turn the

steering wheel to the straight ahead position.

2. Check the caster angle.

Caster angle: 2°50'±1°

3. If out of specification, check for damaged suspen-

sion components.
Camber

Inspection

NOTE: Use commercially-available computerized four

wheel alignment equipment to measure wheel align-

ment (caster, camber, toe, and/or turning angle).

Follow the equipment manufacturer's instructions.

1. Check the camber angle.

Camber angle:

Front: 0°00'±1°

Rear: -0°30'±1°

2. If out of specification, check for bent or damaged sus-

pension components.ProCarManuals.com

Troubleshooting
DTC 71 : Differen t Diamete r Tir e
Whil e drivin g th e vehicle , th e
AB S indicato r come s on .
Wit h th e SC S servic e connec -
to r connecte d (se e pag e
19-119 ), DT C 71 is indicated .
Replace th e tire(s ) wit h th e spec -
ifie d size .
DTC 81 : Centra l Processin g Uni t (CPU )
Does th e AB S indicato r com e
o n an d is DT C 8 1 indicated ? Replac
e th e AB S contro l unit .
Intermitten t failure ; th e vehicl e i s
O K at thi s time .
Proble m verification :1. Eras e th e DTC .2. Test-driv e th e vehicle .
Wit
h th e ignitio n switc h O N
(II) , th e AB S indicato r doe s
not g o off .With th e SC S servic e connec -
to r connecte d (se e pag e
19-119 ), DT C 8 1 is indicated .
ProCarManuals.com

Troubleshooting

DTC 71: Abnormal Wheel Speed Signal

Are any DTCs except 71 indicated?

Check the tires.

Are tires with specified size and

inflated to specification?

Check for brake drag.

Do the brakes drag?

Visually check for appropriate

wheel sensor and pulser installa-

tion (see table).

Are they installed correctly?

Check the four pulser gears for a

chipped tooth (see table).

Is the pulser OK?

Problem Verification:

1. Clear the DTC.

2. Test-drive the vehicle at 19

mph (30 km/h) or more.

3. Verify the DTC.

Is DTC 71 indicated?

YES

Check for loose terminals in the

VSA control unit 42P connector.

If necessary, substitute a known-

good VSA modulator-control

unit, and recheck.
Preform the appropriate trou-

bleshooting for the DTC.

Replace the tire(s) with the spec-

ified size.

Repair the brake drag.

Reinstall or replace the wheel

sensor or pulser.

Replace the driveshaft or hub

unit. (Chipped pulser gear.)

The system is OK at this time.
Verify the DTC.ProCarManuals.com

SYSTEM LINK S
• Durin g diagnosis , al l o f th e communicatio n line s connectin g th e compo -
nents ar e show n in yellow .
• I f th e syste m is OK , al l o f th e communicatio n line s connectin g th e compo -
nent s wil l chang e t o green , th e scree n wil l indicat e "OK" , an d a ton e wil l
sound .
• I f ther e is a proble m in th e system , th e fault y communicatio n lin e wil l
chang e to red , th e scree n wil l indicat e "NG" , an d a ton e wil l sound .
• Th e indicatio n o n th e scree n wil l no t chang e unti l th e ignitio n switc h i s
cycled . Afte r repairin g th e system , tur n th e ignitio n switc h OF F t o rese t
th e system , the n retur n t o th e Diagnosi s Men u screen , an d ru n Syste m
Link s again .
TIRE-CALIBRAT E
• Th e "AUT O TUNING " i s factory-se t t o "ON" , an d i t shoul d remai n on . I f
yo u fin d it ha s bee n turne d OFF , tur n it bac k ON .
• Th e "TIRE-CA L TUNING " ca n b e used , bu t i t i s no t recommended . Th e
AUT O TUNIN G functio n keep s th e syste m in bette r tune .
• Whe n you touc h "TIR E CHANGE, " the displa y will chang e to th e TIR E
SIZE screen . Thi s scree n is rarel y use d becaus e onl y th e standar d tir e siz e
is listed .
• I f th e tire-ca l facto r ha s bee n reset , touchin g th e tir e siz e wil l retur n th e tunin g
valu e to th e standar d value .
TIRE SIZ E
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