Subaru 2001 LEGACY Service Manual
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2001 LEGACY SERVICE MANUAL
SUPPLEMENT FOR 6 CYLINDER
ENGINE MODEL
This service manual has been prepared to provide
SUBARU service personnel with the necessary infor-
mation and data for the correct maintenance and
repair of SUBARU vehicles.
This manual includes the procedures for maintenance,
disassembling, reassembling, inspection and adjust-
ment of components and diagnostics for guidance 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 specifications con-
tained in this manual are based on the latest product
information available at the time of publication
approval.
FUJI HEAVY INDUSTRIES LTD.
QUICK REFERENCE INDEX
G2281GE

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Summary of Contents for Subaru 2001 LEGACY

  • Page 1 SUPPLEMENT FOR 6 CYLINDER ENGINE MODEL This service manual has been prepared to provide SUBARU service personnel with the necessary infor- mation and data for the correct maintenance and repair of SUBARU vehicles. This manual includes the procedures for maintenance,...
  • Page 2 2001 LEGACY SERVICE MANUAL QUICK REFERENCE INDEX SUPPLEMENT FOR 6 CYLINDER ENGINE MODEL G2281GE...
  • Page 3: Table Of Contents

    WIRING SYSTEM Page Basic Diagnostics Procedure ..............3 Working Precautions .................13 Super Multiple Junction (SMJ) ..............14 Power Supply Routing................17 Ground Distribution ...................32 Airbag System ...................41 Air Conditioning System................45 Anti-lock Brake System ................66 A/T Control System ...................73 Audio System ....................95 Charging System..................100 Combination Meter ..................101 Cruise Control System ................107 Door Lock System...................120...
  • Page 4: General Diagnostic Table

    GENERAL DIAGNOSTIC TABLE Wiring System Sunroof System..................256 Vehicle Dynamic Control System............257 Wiper and Washer System (Front) ............273 Wiper and Washer System (Rear) ............275 Wiper Deicer System ................277 Overall Systems ..................278 Front Wiring Harness ................282 Bulkhead Wiring Harness (In Engine Room)..........288 Bulkhead Wiring Harness (In Compartment) ..........296 Engine Wiring Harness and Transmission Cord........305 Instrument Panel Wiring Harness ............309...
  • Page 5: Fuel Gauge System

    FUEL GAUGE SYSTEM Wiring System 17. Fuel Gauge System S903046 A: SCHEMATIC S903046A21 WI-181...
  • Page 6 FUEL GAUGE SYSTEM Wiring System 1. H4 MODEL S903046A2103 BG61-21 WI-182...
  • Page 7 FUEL GAUGE SYSTEM Wiring System 2. H6 MODEL S903046A2104 BG61-23 WI-183...
  • Page 8: Full-Time Dual-Range System

    FULL-TIME DUAL-RANGE SYSTEM Wiring System 18. Full-Time Dual-Range System S903492 A: SCHEMATIC S903492A21 BG38-21 WI-184...
  • Page 9: Front Accessory Power Supply System

    FRONT ACCESSORY POWER SUPPLY SYSTEM Wiring System 19. Front Accessory Power Supply System S903664 A: SCHEMATIC S903664A21 BG97-20 WI-185...
  • Page 10: Headlight Beam Leveler System

    HEADLIGHT BEAM LEVELER SYSTEM Wiring System 20. Headlight Beam Leveler System S903493 A: SCHEMATIC S903493A21 BG83-22 WI-186...
  • Page 11: Horn System

    HORN SYSTEM Wiring System 21. Horn System S903436 A: SCHEMATIC S903436A21 BG74-22 WI-187...
  • Page 12: Immobilizer System

    IMMOBILIZER SYSTEM Wiring System 22. Immobilizer System S903346 A: SCHEMATIC S903346A21 1. LHD MODEL S903346A2101 BL91-22A WI-188...
  • Page 13 IMMOBILIZER SYSTEM Wiring System BL91-22B WI-189...
  • Page 14 IMMOBILIZER SYSTEM Wiring System 2. RHD MODEL S903346A2102 BR91-22A WI-190...
  • Page 15 IMMOBILIZER SYSTEM Wiring System BR91-22B WI-191...
  • Page 16: Keyless Entry System

    KEYLESS ENTRY SYSTEM Wiring System 23. Keyless Entry System S903345 A: SCHEMATIC S903345A21 1. LHD MODEL S903345A2101 BL77-22A WI-192...
  • Page 17 KEYLESS ENTRY SYSTEM Wiring System BL77-22B WI-193...
  • Page 18 KEYLESS ENTRY SYSTEM Wiring System BL77-22C WI-194...
  • Page 19 KEYLESS ENTRY SYSTEM Wiring System 2. RHD MODEL S903345A2102 BR77-22A WI-195...
  • Page 20 KEYLESS ENTRY SYSTEM Wiring System BR77-22B WI-196...
  • Page 21 KEYLESS ENTRY SYSTEM Wiring System BR77-22C WI-197...
  • Page 22: Back-Up Light System

    BACK-UP LIGHT SYSTEM Wiring System 24. Back-up Light System S903414 A: SCHEMATIC S903414A21 BG29-24 WI-198...
  • Page 23: Clearance Light And Illumination Light System

    CLEARANCE LIGHT AND ILLUMINATION LIGHT SYSTEM Wiring System 25. Clearance Light and Illumination Light System S903489 A: SCHEMATIC S903489A21 WI-199...
  • Page 24 CLEARANCE LIGHT AND ILLUMINATION LIGHT SYSTEM Wiring System 1. LHD MODEL S903489A2101 BL21-22A WI-200...
  • Page 25 CLEARANCE LIGHT AND ILLUMINATION LIGHT SYSTEM Wiring System BL21-22B WI-201...
  • Page 26 CLEARANCE LIGHT AND ILLUMINATION LIGHT SYSTEM Wiring System BL21-22C WI-202...
  • Page 27 CLEARANCE LIGHT AND ILLUMINATION LIGHT SYSTEM Wiring System 2. RHD MODEL S903489A2102 BR21-22A WI-203...
  • Page 28 CLEARANCE LIGHT AND ILLUMINATION LIGHT SYSTEM Wiring System BR21-22B WI-204...
  • Page 29 CLEARANCE LIGHT AND ILLUMINATION LIGHT SYSTEM Wiring System BR21-22C WI-205...
  • Page 30: Front Fog Light System

    FRONT FOG LIGHT SYSTEM Wiring System 26. Front Fog Light System S903473 A: SCHEMATIC S903473A21 1. H4 MODEL S903473A2107 BG22-20 WI-206...
  • Page 31 FRONT FOG LIGHT SYSTEM Wiring System 2. LHD-H6 MODEL S903473A2108 BL22-22 WI-207...
  • Page 32 FRONT FOG LIGHT SYSTEM Wiring System 3. RHD-H6 MODEL S903473A2109 BR22-22 WI-208...
  • Page 33: Headlight System

    HEADLIGHT SYSTEM Wiring System 27. Headlight System S903474 A: SCHEMATIC S903474A21 1. LHD MODEL S903474A2101 BL20-22 WI-209...
  • Page 34 HEADLIGHT SYSTEM Wiring System 2. RHD MODEL S903474A2102 BR20-22 WI-210...
  • Page 35: In Compartment Light System

    IN COMPARTMENT LIGHT SYSTEM Wiring System 28. In Compartment Light System S903665 A: SCHEMATIC S903665A21 1. LHD MODEL S903665A2101 BL24-24A WI-211...
  • Page 36 IN COMPARTMENT LIGHT SYSTEM Wiring System BL24-24B WI-212...
  • Page 37 IN COMPARTMENT LIGHT SYSTEM Wiring System BL24-24C WI-213...
  • Page 38 IN COMPARTMENT LIGHT SYSTEM Wiring System 2. RHD MODEL S903665A2102 BR24-24A WI-214...
  • Page 39 IN COMPARTMENT LIGHT SYSTEM Wiring System BR24-24B WI-215...
  • Page 40 IN COMPARTMENT LIGHT SYSTEM Wiring System BR24-24C WI-216...
  • Page 41: Stop Light System

    STOP LIGHT SYSTEM Wiring System 29. Stop Light System S903417 A: SCHEMATIC S903417A21 1. SEDAN MODEL S903417A2101 BG25-22 WI-217...
  • Page 42 STOP LIGHT SYSTEM Wiring System 2. WAGON MODEL S903417A2102 BG25-23 WI-218...
  • Page 43: Turn Signal Light And Hazard Light System

    TURN SIGNAL LIGHT AND HAZARD LIGHT SYSTEM Wiring System 30. Turn Signal Light and Hazard Light System S903481 A: SCHEMATIC S903481A21 1. LHD MODEL S903481A2101 BL26-24A WI-219...
  • Page 44 TURN SIGNAL LIGHT AND HAZARD LIGHT SYSTEM Wiring System BL26-24B WI-220...
  • Page 45 TURN SIGNAL LIGHT AND HAZARD LIGHT SYSTEM Wiring System 2. RHD MODEL S903481A2102 BR26-24A WI-221...
  • Page 46 TURN SIGNAL LIGHT AND HAZARD LIGHT SYSTEM Wiring System BR26-24B WI-222...
  • Page 47: Oil Pressure Warning Light System

    OIL PRESSURE WARNING LIGHT SYSTEM Wiring System 31. Oil Pressure Warning Light System S903667 A: SCHEMATIC S903667A21 BG66-23 WI-223...
  • Page 48: Outside Temperature Display System

    OUTSIDE TEMPERATURE DISPLAY SYSTEM Wiring System 32. Outside Temperature Display System S903668 A: SCHEMATIC S903668A21 BG96-21 WI-224...
  • Page 49: Parking Brake And Brake Fluid Level Warning System

    PARKING BRAKE AND BRAKE FLUID LEVEL WARNING SYSTEM Wiring System 33. Parking Brake and Brake Fluid Level Warning System S903478 A: SCHEMATIC S903478A21 BG60-22 WI-225...

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