1996 HONDA CIVIC Workshop Manual

oil level engine oil capacity wheel bolt torque fuel reserve clutch air condition

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Page 401 of 2189

HONDA CIVIC 1996 6.G Workshop Manual PGM-FI System
Throttle Position ITP) Sensor (96 - 98 Models,99 - 00 D16Y5 engine with M/Tl
The scan tool indicates Diagnostic Trouble Code (DTC) P0122: A low voltage problem in the Throttle Position

Page 402 of 2189

HONDA CIVIC 1996 6.G Workshop Manual t
P SENSOR 3P CONNECTOR
Terminal side of male terminals
ECi/PCM CONNECTOR D {16PI
TPS IRED/Btx)
IGRN/BLK)
t-
hm
sG2
6Ittotl12
tlt5ta
Wire side ol lemale terminals
lDl6Y5 engine
f
TPS IR€O/BLKISG2

Page 403 of 2189

HONDA CIVIC 1996 6.G Workshop Manual PGM-FI System
Throttle Position (TPl Sensor (99 - 00 Models except D16Y5 engine with M/T)
lTO12Z _TI scan tool indicates Diaqnosttc Trouble Code (DTC) P0122: A low voltage problem in the Throttle pos

PGM-FI System
Throttle Position (TPl Sensor ('99 - 00 Models except D16Y5 engine with M/T)
lTO12Z _TI scan tool indicates Diaqnosttc Trouble Code (DTC) P0122: A low voltage problem in the Throttle position- { | r, sensoa crrcurl.
The TP Sensor is a potantiometer. lt is connected to the throttle valve shaft. As the throttle position changes, the throttleposition sensor varies the voltage signal to the ECM/PCM.
ERUSHHOI.DENOUTPUT VOLTAGE (VIBRUSH
BESIS?OF
TERi'I AL
5
4
3
2
1
o
INNERBUS}IINGTHROTTLEOPE II{G
FULLTHROTTLE
TP SENSOR 3P CONNECTOR {Cl1OI
sG2IGRN/8LKIvcc2(YEUBLUI
Wire side of temale terminals
ECM/PCM OONNECTOR C 131P)
Ch.Gk for rn opan or 3hort in TP36nlot:1. Turn the ignition switch OFF.2, At the sensor side, moasureresistance between the TPsensor 3P connector terminalsNo. 1 and No. 2 with th€ throt,tle fully closed.
(To page 11-135)
- Th. MIL har boon.6portcd on.- DTC P0122 b siored.
Problem verification:1. Start the engine, Hold theengine at 3,000 rpm with noload (in Park or neutral) untilthe radiator fan comes on.then turn the ignition switchOFF,2. Turn the ignition switch ON (ll).3. Check the throttle positionwith the scan tool.
ls there approx. .49 V whenthe throttle is fully clos€d andapprox, 4.5 V when the throttleis fully opened?
l||t rmittont failura, lyrtom b OKat thi! tima. Chock tor poor con-nactionr o. looao wires rt C110{TP 3.n!or} rnd ECM/PCM.
Check for an opan or 3hort in thowi.c (VCC2 linc):1. Turn the ignition switch OFF.2. Disconnect the TP sensor 3Pconnector,3. Turn the ignition switch ON (ll).4. Measure voltago betweenthe TP sensor 3P connector terminals No. 1 and No.3.
ls thero approx. 5 V?
Chccl tor .n opln in wiro IVCC2lin€l:Mgasure voltago between ECM/PCM connector terminals C18 and
R.prir opcn in the wiro bctw.enECM/PCM (C281 and TP 3€nror.ls there approx. 5 V?
Subrtituto r known-good ECM/PCM .nd rochcck. lf pro.c.ibedvoltaga i! now available, roplacotho origin.l ECM/PCM.
Wire side ol female terminrls
Terminal side of male terminals
11-134
L

Page 404 of 2189

HONDA CIVIC 1996 6.G Workshop Manual L
I
(From page 11-134)
lsrhere approx.0.5 - 0.9 ko?
Chock for an open or 3hort in the
TP 3en30r:Measure resistance between the
TP sensor 3P connector terminalsNo. 2 and No. 3 with the throttle
tully c

Page 405 of 2189

HONDA CIVIC 1996 6.G Workshop Manual PGM-FI System
Throttle Position (TP) Sensor (€6 - 98 Models, 39 - 00 D16Y5 engine with M/T)
The scan tool indicates Diagnostic Trouble Code (DTC) P0123: A high voltage problem in the Throttle Positi

Page 406 of 2189

HONDA CIVIC 1996 6.G Workshop Manual I
Throttle Position (TP) Sensor (�99 - 00 Models except D16Y5 engine with M/Tl
The scan tool indicates Diagnostic Trouble Code {DTC) P0123: A high voltage problem in the Throftle Position
{TP) sensor

Page 407 of 2189

HONDA CIVIC 1996 6.G Workshop Manual PGM-FI System
Throttle Position (TP) Sensor (contd)
- The MIL hss been.eported on.- DIC P1121 i. stored.
Problem vedficatiod:1. Turn the ignition switch ON (ll).
2. Check the throttle position
with t

Page 408 of 2189

HONDA CIVIC 1996 6.G Workshop Manual Primary Heated Oxygen Sensor {Primary HO2SI (Sensor 1)
t(96 - 98 Models except Dl6Y5 engine with M/Tl
The Heated Oxygen Sensor (HO2S) detects the oxygen content in the exhaust gas and signals the ECM

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