Acura 1994 Integra Service Manual page 252

PGM-FI System
Intake Air Temperature (lAT) Sensor
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-h6l- I t0 l- The Malfunction Indicator Lamp (MlL) indicstes Diagnostic Trouble Cod6 (DTC) 1O: A problem in
/
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\ the Intake Air TemDerature (lAT) Sensor circuit,
The IAT Sensor is a temperature dependant resistor (the.mistor). The resistanc€ of the thermistor d6creases 8s the
intake air temDeratura incroases as shown below.
)1611:till
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THERMISTOR
RED/YELI + )
RESTSTAXCE tmt
Bl8Bl onglnc:
-a a2 aa roa .t7a 212 a
t |l
-20 o 20 rto ao I
t6 rro t.cl
I TAKE AIR TEiiIPTFATURE
818C1 .nglnc: IAT SEI{SOR
11-62
wi.a sido
-
Th! *llL hs b!!n Egortad on.
- \|\rrdr dra SCS rhon connrcto.
conn.ct.d lt . psg. 1l-341.
cod. 10 l. hdlclt.d.
Do the ECM Resot kocoduro {se€
pago 11-35).
Turn the ignition switch ON.
Into.n{tlont failuro. rys-
r.m ir OK .t thi. iim.
(toat drlvc m6y b6
arooa!!1ryt.
Ched( tor poor clnncc-
lioiE or loote wlrar 6t
C223 lloc.tod right
lhock toworl, C12O
(lAT renrcrl and ECM.
ls the MIL on and doos it
indicate code 10 ?
Turn the ignition swiich OFF.
Oisconnoct tho 2P connector from
the IAT sensor.
Meosu.e resistonc€ between the
2 torminals on the IAT aengor.
ls thero 0.4-4.0 k0? Rlobco tho IAT aonsor.
(To pago 1'l-63)