Honda Prelude 1993 Service Manual page 706

Troubleshooting (4WS)
Diagnostic Trouble Codes (DTCs): 21, 23, 25, 29 lcont'd)
REAR MAIN STEERING ANGLE SENSOR
4WS CONTROL UNIT SIDE CONNECTOR
l--T--fl nr lEf-l
f f i w x )
Continuitv? (p
View trom terminal side
View from lerminal side
4WS CONTROL UNIT 12P
SENSOR SIDE CONNECTOR
CONTROL,UNIT 1 2P CONNECTOR
r'.l-H-tD
ff ( V )
+ . s v r
:r
View trom terminal side
{ T o p a g 6 1 7 - 6 1 )
{From pag6 17-59)
Measur€ the voltage betw€en the
4WS control unit side No 4ler-
minal (ORN) wire and body
9rouno.
Disconnect th€ 4wS control unit
12P conneclor.
ls ther€ €pproximately 4.5 V?
Check lor continuity between the
4WS control unit No. 20 terminal
{ORN) snd body ground.
RoDair shon in ths ORN wiro bo-
tweon tho 4WS control unit 6nd
tho .oar main stoering anglo
80n8('t.
Connoct the 4WS control unit
12P connector.
Measure voltage belwoen the
4WS controlunit No. 20terminal
{ORN) snd body ground
Roplaco tho 4WS conttol unit
ls there approximately 4.5 V?
Ropair opon In tho OBN wi.c bo_
twoon tho 4WS conttol unit and
the roar main 3loaring angle
30nlot.
1 7 -6 0