Acura Integra 1998 Service Manual page 266

The MIL has b€en reoorted on.
DTC P0117 is stored.
Problem verification:
1. Turn the ignition switch ON (ll).
2. Check the ECT with the scan
t o o l .
Intermittent failure, system is OK
at this time. Check for poor con-
nections or looso wires at C111
(ECT sensorl and ECM.
ls 302'F (150'C) or higher {or
H Limit in Honda mode of
PGM Tester) or 0 V indicated?
Check tor a short in tho ECT sen-
sor:
1 . D i s c o n n e c t t h e E C T s e n s o r
2. Check the ECT with the scan
tool.
ls 302'F (150'Ci or higher (or
H-Limit in Honda mode ol
PGM Tester) or 0 V indicated?
Check tor s short in the wires (ECT
line):
r. r urn Ine rgnrtron swttch uFf,
2. Disconnect the ECM connec
tor D (16P).
3. Check lor continuity between
ECT sensor connector termi,
nal No. 1 and body ground.
Check tor short in the TCM IECT
linell
1, Disconnect the 22P connector
from the TCM.
2. Check for continuity between
ECT sensor connector termi
nal No- 2 and body ground.
ls there continuity?
Repair shon in the wire botween
ECM lD2). TCM and ECT sensor.
i T , 0 1 1 t l
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 0 1 1 7 : A l o w v o l t a g e ( h i g h t e m p e r a t u r e )
p r o b l e m i n t h e
-
E n g i n e C o o l a n t T e m p e r a t u r e ( E C T ) s e n s o r c i r c u i t .
ECT SENSOR CONNECTOR IC111}
W i r e s i d e o f f e m 6 l e t e r m i n a l s
Substitute a known-good ECM
and recheck. lI normal ECT is
indicated, replaco the origindl
ECM.
(cont'd)
N O
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