Acura Integra 1998 Service Manual page 274

J
The scan tool indicates Diagnostic Trouble Code (DTC) P0132: A high voltage probtem in
the primary Heated
Oxygen Sensor (HO2S) (Sensor 1) circuit.
Problem veritication:
1. Do th; ECM Reset procedure.
2 . S t a r t t h e e n g i n e . H o l d t h e
engine at 3,000 rpm with no
load (in Park or neutral) until
the radiator fan comes on,
3. Test-drive with the A/T in El
position, M/T in 4th gear.
4. Check the Primary l-lO2S (Sen-
sor 1) outprrt voltage with the
scan tool during deceleration
usrng comptetely closed throt-
tle.
YES
Check tor an open in the HO2S:
1. Turn the ignition switch OFF.
2. Disconnectthe Primary HO2S
(Sensorl)connector.
lnstall a jumper wire on the har
ness side ofthe Primary HO2S
(Sensor 1) connector between
t e r m i n a l s N o . 1 a n d N o . 2 .
Turn the ignition switch ON t).
Check the Prjmary HO2S (Sen-
sor'l) output voltage with the
scan tool.
Intermittent failur€, svstem is OK
at this time. Check for poor con-
nectaons or loose wires at C113
(Primary HO2S lsensor lll and
ECM.
5.
PRIMAnY HO2S {Sensor 1) CONNECTOR tC1t3l
PHO2S
(WHT}
W i r e s i d e o f f e m a l e t e r m i n a l s
ECM CONNECTOR D (16PI
JUMPER
WIRE
PHO2S
(WHT)
F;r=
1 2 3 ! l
sG2
5
./
10 12
1 3
(GBN/BLU)
W i r e s i d e o f f e m a l e t e r m i n a l s
( c o n t ' d )
-
The MIL has b€€n ieDorted on.
-
DTC P0132 isstored.
Replace the Primary HO2S (Sen-
sor 11.
ls there 1,0 V or more?
Check for an open in the wiros
{PHO2S lin6):
1. Turn the ignition switch OFF.
2. Connect ECM connector termi-
nals D7 and Dl1 with a jumper
3. Turn the ignition switch ON 0).
4. Checkthe Primary HO2S (Sen-
s o r 1 ) o u t p u t v o l t a g e w i t h t h e
scantool.
Repair open in the wire between
ECM (D7) end Primarv HO2S lsen-
sor l).
ls there 1,0 V or more?
Substitute a known-good ECM
and recheck. lf symptom/indica-
tion goesaway. r€place th€ origi-
nalECM.
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