LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2005 >> Tacoma Base, 4D Pickup, Standard >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Control System >> Knock Control Sensor (1GR-FE (PreRunner-4WD) >> Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Knock Control Sensor (1GR-FE (PreRunner-4WD): Replacement

  1. DISCHARGE FUEL SYSTEM PRESSURE  (See PRECAUTION )
  2. REMOVE BATTERY 
  3. DRAIN ENGINE COOLANT  (See REPLACEMENT )
  4. DRAIN ENGINE OIL  (See REPLACEMENT )
  5. REMOVE POWER STEERING LINK ASSY  (See OVERHAUL )
  6. REMOVE DIFFERENTIAL CARRIER ASSY FRONT (4WD DRIVE TYPE)  (See OVERHAUL )
  7. REMOVE TIMING CHAIN OR BELT COVER SUB-ASSY  (See REPLACEMENT )
  8. REMOVE CHAIN SUB-ASSY 
  9. REMOVE COOL AIR INLET NO.1 
    1. Remove the 2 bolts, then remove the cool air inlet.
  10. REMOVE EXHAUST FRONT PIPE ASSY NO.2  (See Removal & Installation and Disassembly & Reassembly )
  11. REMOVE EXHAUST PIPE ASSY FRONT  (See Removal & Installation and Disassembly & Reassembly )
  12. REMOVE MANIFOLD STAY 
    1. Remove the 6 bolts, then remove the 2 exhaust manifold stays.
  13. REMOVE EXHAUST MANIFOLD SUB-ASSY RH  (See REPLACEMENT )
  14. DISCONNECT FUEL PIPE SUB-ASSY NO.1  (See REPLACEMENT )
  15. DISCONNECT FUEL PIPE SUB-ASSY NO.2  (See REPLACEMENT )
  16. REMOVE INTAKE MANIFOLD  (See REPLACEMENT )
  17. REMOVE WATER BYPASS JOINT RR  (See REPLACEMENT )
  18. REMOVE CHAIN VIBRATION DAMPER NO.1  (See REPLACEMENT )
  19. REMOVE CAMSHAFT TIMING GEARS AND NO.2 CHAIN (RH BANK)  (See REPLACEMENT )
  20. REMOVE CHAIN TENSIONER ASSY NO.2  (See REPLACEMENT - 1GR-FE (Pre-Runner-4WD) and REPLACEMENT - No. 2 (1GR-FE (Pre-Runner-4WD)) )
  21. REMOVE CAMSHAFTS  (See REPLACEMENT - 1GR-FE (Pre-Runner-4WD) and REPLACEMENT - No. 2 (1GR-FE (Pre-Runner-4WD)) )
  22. REMOVE CAMSHAFT BEARING NO.2  (See REPLACEMENT )
  23. REMOVE CYLINDER HEAD SUB-ASSY  (See REPLACEMENT )
  24. DISCONNECT HEATER WATER INLET HOSE 
    Fig 1: Disconnecting Heater Water Inlet Hose
    G03081618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE WATER OUTLET PIPE NO.1 
    1. Remove the 4 wire harness clamps.
    2. Remove the 3 bolts and water outlet pipe.
      Fig 2: Removing 4 Wire Harness Clamps
      G03081619Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. REMOVE KNOCK CONTROL SENSOR 
    1. Disconnect the 2 knock sensor connectors.
    2. Remove the 2 bolts and 2 knock sensors.
      Fig 3: Disconnecting 2 Knock Sensor Connectors
      G03081620Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. INSTALL KNOCK CONTROL SENSOR 
    1. Install the 2 knock sensors with the 2 bolts as shown in the illustration.

      Torque: 20 N.m (204 kgf.cm, 15 ft.lbf) 

    2. Connect the 2 knock sensor connectors.
      Fig 4: Connecting 2 Knock Sensor Connectors
      G03081621Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. INSTALL WATER OUTLET PIPE NO.1 
    1. Install the water outlet pipe with the 3 bolts.

      Torque: 9.0 N.m (92 kgf.cm, 80 in..lbf) 

    2. Install the 4 wire harness clamps.
  29. CONNECT HEATER WATER INLET HOSE 
  30. INSPECT CYLINDER HEAD SET BOLT  (See REPLACEMENT )
  31. INSTALL CYLINDER HEAD SUB-ASSY  (See REPLACEMENT )
  32. INSTALL CAMSHAFT BEARING NO.2  (See REPLACEMENT )
  33. INSTALL CAMSHAFTS  (See REPLACEMENT - 1GR-FE (Pre-Runner-4WD) and REPLACEMENT - No. 2 (1GR-FE (Pre-Runner-4WD)) )
  34. INSTALL CHAIN TENSIONER ASSY NO.2  (See REPLACEMENT - 1GR-FE (Pre-Runner-4WD) and REPLACEMENT - No. 2 (1GR-FE (Pre-Runner-4WD)) )
  35. INSTALL CAMSHAFT TIMING GEARS AND NO.2 CHAIN (RH BANK)  (See REPLACEMENT )
  36. INSTALL CHAIN VIBRATION DAMPER NO.1  (See REPLACEMENT )
  37. INSTALL WATER BYPASS JOINT RR  (See REPLACEMENT )
  38. INSTALL INTAKE MANIFOLD  (See REPLACEMENT )
  39. CONNECT FUEL PIPE SUB-ASSY NO.2  (See REPLACEMENT )
  40. CONNECT FUEL PIPE SUB-ASSY NO.1  (See REPLACEMENT )
  41. INSTALL EXHAUST MANIFOLD SUB-ASSY RH  (See REPLACEMENT )
  42. INSTALL MANIFOLD STAY 
    1. Install the 2 manifold stays with the 6 bolts.

      Torque: 40 N.m (408 kgf.cm, 30 ft.lbf) 

  43. INSTALL EXHAUST PIPE ASSY FRONT  (See Removal & Installation and Disassembly & Reassembly )
  44. INSTALL EXHAUST FRONT PIPE ASSY NO.2  (See Removal & Installation and Disassembly & Reassembly )
  45. INSTALL COOL AIR INLET NO.1 
    1. Install the cool air inlet with the 2 bolts.

      Torque: 12 N.m (122 kgf.cm, 9.0 ft.lbf) 

  46. INSTALL CHAIN TENSIONER SLIPPER 
  47. INSTALL CHAIN TENSIONER ASSY NO.1  (See REPLACEMENT )
  48. INSTALL CHAIN SUB-ASSY  (See REPLACEMENT )
  49. INSTALL TIMING CHAIN OR BELT COVER SUB-ASSY  (See REPLACEMENT )
  50. INSTALL DIFFERENTIAL CARRIER ASSY FRONT (4WD DRIVE TYPE)  (See OVERHAUL )
  51. INSTALL POWER STEERING LINK ASSY  (See OVERHAUL )
  52. INSTALL BATTERY  (See PRECAUTION )
  53. ADD ENGINE OIL  (See REPLACEMENT )
  54. ADD ENGINE COOLANT  (See REPLACEMENT )
  55. ADD DIFFERENTIAL OIL (4WD DRIVE TYPE)  (See ADJUSTMENT )
  56. INSPECT DIFFERENTIAL OIL (4WD DRIVE TYPE)  (See ADJUSTMENT )
  57. ADD POWER STEERING FLUID  (See ON-VEHICLE INSPECTION )
  58. BLEED POWER STEERING FLUID  (See ON-VEHICLE INSPECTION )
  59. CHECK FOR ENGINE OIL LEAKAGE 
  60. CHECK FOR ENGINE COOLANT LEAKAGE  (See ON-VEHICLE INSPECTION )
  61. CHECK FOR FUEL LEAKAGE  (See ON-VEHICLE INSPECTION )
  62. CHECK FOR EXHAUST GAS LEAKAGE 
  63. CHECK POWER STEERING FLUID LEAKAGE  (See ON-VEHICLE INSPECTION )
  64. INSPECT AND ADJUST FRONT WHEEL ALIGNMENT  (See ADJUSTMENT )
  65. INSTALL V-BANK COVER  (See REPLACEMENT  )
  66. INSPECT IGNITION TIMING  (See INSPECTION )

    SST 09843-18040

  67. INSPECT ENGINE IDLING SPEED  (See INSPECTION )

    SST 09843-18030

  68. INSPECT CO/HC  (See INSPECTION )
  69. INSPECT COMPRESSION  (See INSPECTION )
scientia non olet · About LEMON Manuals