throttle valve HONDA INTEGRA 1998 4.G User Guide

HONDA INTEGRA 1998 4.G User Guide INTEGRA 1998 4.G HONDA HONDA https://www.carmanualsonline.info/img/13/6069/w960_6069-0.png HONDA INTEGRA 1998 4.G User Guide

Page 243 of 1681

HONDA INTEGRA 1998 4.G User Guide Troubleshooting
DataDescriotionOperating ValueFreeze Data
HO25
Feedback
Loop Status
Loop status is indicated as "open" or "closed".
Closed: Based on the H02S output, the ECM deter-
mines the airlfuel

Page 249 of 1681

HONDA INTEGRA 1998 4.G User Guide Troubleshooting
Diagnostic Trouble Code (DTCI Chart (contd)
L
DTC
(MlL indication)Detection ltemProbable CausePage
P0452 (91)FuelTank Pressure Sensor Circuit
Low lnput
Short in Fuel Tank Pressure Sen

Page 268 of 1681

HONDA INTEGRA 1998 4.G User Guide The scan tool indicates Diagnostic Trouble Code (DTC) P0122: A low voltage problem in the Throttle Position{TP) sensor circuil.
The TP Sensor is a potentiometer. lt is connected to the throttle valve

Page 303 of 1681

HONDA INTEGRA 1998 4.G User Guide ldle Control System
ldle Control System
i P0505 | fne scan tool indicates Diagnostic Trouble Code (DTC) P0505: ldle control system malfunction,
NOTE: ll DTC Pl508 is stored at the same time as DTC P05

Page 304 of 1681

HONDA INTEGRA 1998 4.G User Guide Chock th6 IAC vrlv.:Disconnect the 2P connector tromthe IAC valve.
ooes lhe engine speed droporlhe engine stall?
Adiu3t th. lb.r.l idle Bp..d lrocplgc 11-1111.lf its impo3.iblo, clo.n tho portsin thc

Page 305 of 1681

HONDA INTEGRA 1998 4.G User Guide ldle Control System
Problem verification:1. Do the ECM Feset Procedure.2. Sta rt the engine.
ldle Air Control (lAG) Valve
The scan tool indicates Diagnostic Trouble Code (DTC) P1508: A problem in the

Page 315 of 1681

HONDA INTEGRA 1998 4.G User Guide ldle Control System
Fast ldle Thermo Valve (A/T model onlylFast ldle I nermo valve (A/ | mooel
Description
To prevent erratic running when the engine is warming
up. it is necessary to raise the idle s

Page 333 of 1681

HONDA INTEGRA 1998 4.G User Guide r
Intake Air System
System DescriptioSystem uescnpllon
The system supplies air for all engine needs. lt consists of the intake air pipe. Air Cleaner (ACL), intake air duct, Throttle
Body (TB), ldle Ai

Page 335 of 1681

HONDA INTEGRA 1998 4.G User Guide l-
Intake Air System
LOCKNUT
DEFLECTION10-12mmBIA- 112in.l
lf deflection is not within specs, loosen the locknut,
turn the adjusting nut until the deflection is as spec-
ified, then retighten the lock

Page 336 of 1681

HONDA INTEGRA 1998 4.G User Guide t.
Inspsction/Adiustmsnt
Stan the engine. Hold the engine at 3,000 rpm with
no load in neutral until the radiator fan comes on,
then let it idle.
Check that the throttle cable operates smoothly with
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