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Subaru 2001 IMPREZA Service Manual
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Subaru 2001 IMPREZA Service Manual

Subaru 2001 IMPREZA Service Manual

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2001 IMPREZA SERVICE MANUAL
ENGINE 1 SECTION
This service manual has been prepared
to provide SUBARU service personnel
with the necessary information and data
for the correct maintenance and repair
of SUBARU vehicles.
This manual includes the procedures
for maintenance, disassembling, reas-
sembling, inspection and adjustment of
components and diagnostics for guid-
ance of experienced mechanics.
Please peruse and utilize this manual
fully to ensure complete repair work for
satisfying our customers by keeping
their vehicle in optimum condition.
When replacement of parts during
repair work is needed, be sure to use
SUBARU genuine parts.
All information, illustration and specifi-
cations contained in this manual are
based on the latest product information
available at the time of publication
approval.
FUJI HEAVY INDUSTRIES LTD.
QUICK REFERENCE INDEX
FUEL INJECTION (FUEL SYSTEMS)
EMISSION CONTROL
(AUX. EMISSION CONTROL DEVICES)
INTAKE (INDUCTION)
MECHANICAL
EXHAUST
COOLING
LUBRICATION
SPEED CONTROL SYSTEMS
IGNITION
STARTING/CHARGING SYSTEMS
ENGINE (DIAGNOSTICS)
FU(SOHC)
EC(SOHC)
IN(SOHC)
ME(SOHC)
EX(SOHC)
CO
LU
SP
IG(SOHC)
SC
EN(SOHC)
G1830GE2

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Summary of Contents for Subaru 2001 IMPREZA

  • Page 1 2001 IMPREZA SERVICE MANUAL QUICK REFERENCE INDEX ENGINE 1 SECTION FUEL INJECTION (FUEL SYSTEMS) FU(SOHC) EMISSION CONTROL EC(SOHC) (AUX. EMISSION CONTROL DEVICES) INTAKE (INDUCTION) IN(SOHC) MECHANICAL ME(SOHC) This service manual has been prepared to provide SUBARU service personnel EXHAUST EX(SOHC)

  • Page 2: Table Of Contents

    EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) EC(SOHC) Page General Description ..................2 Front Catalytic Converter ................3 Rear Catalytic Converter................6 Canister.......................7 Purge Control Solenoid Valve ..............8 Two-way Valve....................9...

  • Page 3: General Description

    GENERAL DESCRIPTION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) 1. General Description A: CAUTION • Wear working clothing, including a cap, protec- tive goggles, and protective shoes during opera- tion. • Remove contamination including dirt and corro- sion before removal, installation or disassembly. •...

  • Page 4: Front Catalytic Converter

    FRONT CATALYTIC CONVERTER EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) 2. Front Catalytic Converter 7) Separate center exhaust pipe from rear exhaust pipe. A: REMOVAL CAUTION: 1) Set the vehicle on the lift. Be careful, exhaust pipe is hot. 2) Disconnect battery ground cable. B2M3109 G6M0095 8) Remove bolts which hold front exhaust pipe onto...
  • Page 5 FRONT CATALYTIC CONVERTER EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) 10) Separate front catalytic converter from front ex- 3) Tighten bolts which hold front exhaust pipe onto haust pipe. cylinder heads. NOTE: Tightening torque: The rear catalytic converter is integrated with front 30 N·m (3.1 kgf-m, 22.4 ft-lb) catalytic converter.
  • Page 6 FRONT CATALYTIC CONVERTER EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) 7) Lower the vehicle. 8) Connect front oxygen (A/F) sensor connector. B2M4243 9) Connect connector to rear oxygen sensor con- nector. B2M4244 10) Connect battery ground cable. G6M0095 NOTE: The rear catalytic converter is integrated with front catalytic converter.

  • Page 7: Rear Catalytic Converter

    REAR CATALYTIC CONVERTER EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) 3. Rear Catalytic Converter A: REMOVAL The front and rear catalytic converter and center exhaust pipe are integrated into one unit. There- fore, the removal and installation procedures are the same as the those for the front catalytic con- verter.

  • Page 8: Canister

    CANISTER EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) 4. Canister A: REMOVAL 1) Lift-up the vehicle. 2) Loosen two clamps which hold two canister hos- es, and disconnect evaporation hose from canister. EN0898 3) Remove canister from body. B2M4166 B: INSTALLATION 1) Install in the reverse order of removal.

  • Page 9: Purge Control Solenoid Valve

    PURGE CONTROL SOLENOID VALVE EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) 5. Purge Control Solenoid Valve B: INSTALLATION 1) Install in the reverse order of removal. A: REMOVAL Tightening torque: 1) Disconnect battery ground cable. 16 N·m (1.6 kgf-m, 11.6 ft-lb) G6M0095 H2M2985 2) Remove bolt which installs purge control sole-...

  • Page 10: Two-Way Valve

    TWO-WAY VALVE EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) 6. Two-way Valve A: REMOVAL 1) Lift-up the vehicle. 2) Remove canister from body. <Ref. to EC(SO- HC)-7, REMOVAL, Canister.> 3) Remove two-way valve with bracket as a single unit from body. EN0901 4) Remove two-way valve from bracket.
  • Page 11 TWO-WAY VALVE EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) EC(SOHC)-10...