Acura 1994 Integra Service Manual page 242

{From page I 1-5O)
Turn the ignition switch ON.
Measure voltage between o14
(+ l terminal and A26 (- I termi-
nal as soon as the ignition switch
is turned on.
Msasuro voltage between D14
(+) le.minal snd 426 l-) ter-
ls there O.1 V or less when the
igniiion switch is first tu.ned
on?
ls ther€ more than O.1 V?
Turn the ignition switch OFF.
Disconnect the "D" connoctor
from the main wire h6rness.
Turn th€ ignition switch ON.
Measure volt6ge betwesn D14
l+) terminal and A26 (-) ter-
minal.
Measure voltage al th€ ongino
wire harnsss sid€ ol the HO2S
conngctor botween WHT/RED
{ + ) a n d G R N / B L U ( - ) .
R.pri. rhort in WHT/
RED wire betwo€n ECM
(Dl41 rnd lho HO2S.
ls there more than O.1 V?
Subdlht. . known{ood
ECM
.nd r..firck. ll rymptom/indic!-
tion goaa !w!y, .aphca rha otigl-
nll ECM.
ls thero moro than O.1 V?
Ch.ck for oDcn in WHT/RED wir.
brrworn
ECM (D141 .nd lh.
HO2S. It wl]o l. OK, .oprir op€n
iD GRil/8LU rvlr. b.tw..n
ECM
lD22l lnd thc HO2S.
WHT/RED (+) GRI{/BLU (-I
wire side
DIGITAL MULIIMETER
Commarcially avallablo o.
KS-AHM-32-OO3
HO25
44 N.m (4.5 kgl.m, 33 lbf.ftl
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