Honda Civic 1998 Service Manual page 280

PGM-FI System
Primary Heated Oxygen Sensor (Primary HO2SI (Sensor 1) (Dl6Y5 engine
(M/T)l (cont'd)
lptrEl
The scan tool indicates Diagnostic Trouble Code (DTC) P1164: A range/performance problem in the Primary
:
Heated Oxygen Sensor (Primary HO2S) (Sensor 1) circuit.
The scan tool indicates Diagnostic Trouble Code (DTC) P1165: A range/performance problem the Primary
Heated Oxygen Sensor (Primary H02S) (Sensor 1) circuit.
-
The MIL h.3 be€n .sportod on.
-
DTC Pl16il ii rtorcd.
ProblGm Verific.iion:
'1. Do the 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
l o a d u n t i l t h e r a d i a t o r t a n
3. Connect the SCS service con
nector,
4. T€st-drive in 4th gear. Staning
at 1,600 rpm, accelerate using
wide op€n throttle for at least 5
seconds. Then decelerate for at
least 5 seconds with the throt-
tle complot6ly closed.
Intermittent frilurc. sy3tam b OK
at this time. Ch€ck tor poo. con-
nections or loos6 wire3 at C145
{Prima.y HO2S, Sensor 1) .nd
ECM.
ls DTC P]164 indicated?
R€pl.c. tho Primary HO2S (Sen-
3or 11.
Th6 MIL has becn ooorlcd on.
DTC P1165 b 3to.ed.
Problom V.ritidtion:
1. Do the 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
6ngine at 3,000 rpm with no
l o a d u n t i l t h e r a d i a t o r f a n
3. Connect the SCS service con-
4 . T e s t ' d r i v e u n d o r f o l l o w i n g
conditions.
-
55 rnph steady spoed
-
Transmission in 5th gear
-
Untilreadiness cod€ comes
Intormitteni failure, sy3tsm ia OK
at thia tim6. Check tor poo. con-
nections or looso wiroa at c145
lPrimary HO2S. Sentor 1l .nd
ECM.
ls DTC P1165 indicatod?
Rsplrc6 th6 Primary HO2S lson-
aor 11.
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