ACURA INTEGRA 1998 Service Repair Manual

ACURA INTEGRA 1998 Service Repair Manual INTEGRA 1998 ACURA ACURA https://www.carmanualsonline.info/img/32/56983/w960_56983-0.png ACURA INTEGRA 1998 Service Repair Manual
Trending: automatic transmission, oil filter, oil, transmisson, gearbox, oil additives, set clock

Page 341 of 1680

ACURA INTEGRA 1998  Service Repair Manual Tssting
1. Check the IAB control valve shaft tor binding or sticking.
2. Check the IAB control valve for smooth movement.
3. With the engine at idle, check that @ of the IAB control valve is in close

Page 342 of 1680

ACURA INTEGRA 1998  Service Repair Manual t"iI
Emission Gontrol System
System Description
Three Way Catalytic Converter (TWCI
\
t
The emission control system includes a Three Way
Catalytic Converter (TWC), Positive Crankcase Ventilation
(PCV)

Page 343 of 1680

ACURA INTEGRA 1998  Service Repair Manual Three Way Catalytic Converter (TWC)
lT042O I Th" """n tool indicates Diagnostic Trouble Code (DTC) P0420: catatyst system efficiency below threshold.
Descriotion
This system evaluates the catalysts c

Page 344 of 1680

ACURA INTEGRA 1998  Service Repair Manual il
Emission Gontrol System
Positive Crankcase Ventilation (PCV) System
Description
The Positive Crankcase Ventilation (PCV) system is
designed to prevent blow-by gas from escaping to the
atmosphere.

Page 345 of 1680

ACURA INTEGRA 1998  Service Repair Manual Evaporative Emission (EVAP) Controls
,J
a
DescriDtion
The evaporative emission controls are designed to minimize the amount of luel vapor escaping to the atmosphere. Thesystem consists of the followin

Page 346 of 1680

ACURA INTEGRA 1998  Service Repair Manual lT
Emission Control System
YES
{To page 11-143}
Fu€l Tank Pressure Sensor
The scan tool indicates Diagnostic Trouble Code (DTC) P0452: A low voltage problem in the Fuel Tank Pressure
sensor.
The fue

Page 347 of 1680

ACURA INTEGRA 1998  Service Repair Manual {From page 11-142i
Chock lor a short in tho wi.oIPTANK linel:Measure voltage between the fueltank pressure sensor 3P connec-tor terminals No. 2 and No. 3.
ls there approx. 5 V?
Chock for.3hort in th6

Page 348 of 1680

ACURA INTEGRA 1998  Service Repair Manual rI
Emission Control System
Evaporative Emission (EVAPI Controls (contd)
Fuel Tank Pre$ure sensor
The scan tool indicates Diagnostic Trouble Code (DTC) P0453: A high voltage problem in the Fuel Tank P

Page 349 of 1680

ACURA INTEGRA 1998  Service Repair Manual (From page 11 144)
ls there approx. 5 V?
Check foi an opon in th. wi.e{PTANK line}:Measure voltage between ECMconnector terminals D15 and D11.
Ropair opon in the wire betwe€nihe lual tank ore$ure se

Page 350 of 1680

ACURA INTEGRA 1998  Service Repair Manual Il
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Iil
Emission Control SYstem
EVAPrHREEWAYVALVE
tFi4s6l
fPf 45? I
Evaporative Emission {EVAP) Controls (contd)
Possible Csuse
. Fuel fill cap
. Vacuum Connections
. FuelTank
. EVAP Control Canist
Trending: warning, tires, fog light bulb, lock, turn signal bulb, overheating, warning light