Honda Civic Service Manual page 451

Elestrical Load Detector (ELD) f96
- 98 Models''99 - 00 D16Y5 engine with M/T)
T h e s c a n t o o l i n d i c a t e s D i a g n o s t i c T r o u b l e C o d e ( D T C ) P 1 2 9 8 : A h i g h v o l t a g e p r o b l e m i n t h e E l e c t r i c a l
Detector (ELD) circuit
ELD 3P CONNECTOR
{G's'I
W i r e s i d e o l f e m a l e t e r m i n a l s
EL IGFN/REDI
Problom vcrificttion:
1. Do the EcM/PClVl Reset Pro-
cedure,
2. Start the engine.
3. Turn on headlights.
lntarmitt..rt l.ilur., ryttcm b OK
.t thia tim. Ch.ck lor Poo' con-
nections or looaa wir.3 at C131
lbcd.d und.r right ide ol dalhl'
Gl5a {EU)} .nd ECM/PCIYI
ls DTC P1298 indicated)
Ch.ck lor tn oPan in tho wir'
(lGl linol:
1 . T u r n t h e i g n i t i o n a n d h e a d '
liohts OFF
2. D]""onn""t the ELD 3P con_
nector-
3. Turn the ignition switch ON {ll)'
4. Measure voltage between body
ground and the ELD 3P connec
tor terminal No.
'1.
R.oair ogan in tha wira Mw"n
ru". rs ltTEnrlton SP SelSOn
t?.5 A, fu!. in th. undcr-dr3h
tu3e/r.l!Y box .nd ELD.
C h c c k l o r t n o P . h i n t h c w i r e
{GND lincl:
1 . T u r n t h e i g n i t i o n s w i t c h a n d
h e a d l i g h t s O F F .
2 . D i s c o n n e c t t h e E L D 3 P c o n _
n e c t o r '
3 . C h e c k f o r c o n t i n u i t y b e t w e e n
b o d y g r o u n d a n d t h e E L D 3 P
c o n n e c t o . t e r m i n a l N o 2
Raprir opcn in the wira bstwt€n
ELD conncctor lnd G/O2.
Ch.ck lor !n oplo in tha wirc IEL
lin.l:
Check for continuity between the
E L D 3 P c o n n e c t o r t e r m i n a l N o 3
a n d E C M / P C M c o n n e c t o r t e r m i
n a l D ' 1 6 .
Rapaii opcn in the wira b€tw"n
ECM/FCM (I)161 .nd th. ELD'
Ch.d( fo. r m.llunction in thc ELD:
1 . R e c o n n e c t t h e E L D 3 P c o n '
2 . S t a r t t h € e n g i n e a n d a l l o w i t
t o i d l e .
3 . W h i l e m e a s u r i n g v o l t a g e
beNveen ECM/PCM connector
t e r m i n a l s D 1 6 a n d A 9 , t u r n
t h e h e a d l i g h t s o n { l o w ) .
D o e s t h e v o l t a g e d r o P ?
Sub3titut.
. known_good ECM/
PCM .nd rcch.ct.
lt sYmptom/
i n d i c a t i o n g o a s a w a y / i a p l l c '
thc origin.l ECM/PCM
w i r e s i d e o f l e m a l e t e r m r n a l s
W i r e s i d e o f I e m a l e t e r m i n a l s
t ' a
)
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