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Common Specifications & Procedures

FRONTIER COMMON SPECIFICATIONS & PROCEDURES

System Specification/Procedure
Air Conditioning
  Service SERVICE DATA AND SPECIFICATIONS (SDS)
  Torque See Torque Specifications in applicable graphics under REMOVAL AND INSTALLATION .
Axle Nut/Hub Nut
  Front Axle Nut (4WD) 101 Ft.lbs. (137 N.m)
  Front Hub Bearing Bolts 44 Ft.lbs. (60 N.m)
Battery BATTERY
Brakes
  Bleeding Sequence BLEEDING BRAKE SYSTEM
  Disc Brakes
    Front FRONT DISC BRAKE
    Rear REAR DISC BRAKE
  Torque
    Front See Torque Specifications in applicable graphics under FRONT DISC BRAKE .
    Rear See Torque Specifications in applicable graphics under REAR DISC BRAKE .
Charging
  Generator SERVICE DATA AND SPECIFICATIONS (SDS)
  Torque
    2.5L (QR25DE) See Torque Specifications in applicable graphics under REMOVAL AND INSTALLATION - QR25DE MODELS .
    4.0L (VQ40DE) See Torque Specifications in applicable graphics under REMOVAL AND INSTALLATION - VQ40DE MODELS .
Drive Belts - 2.5L (QR25DE)
  Adjustment Vehicle equipped with auto tensioner.
  Belt Routing EXPLODED VIEW
Drive Belts - 4.0L (VQ40DE)
  Adjustment Vehicle equipped with auto tensioner.
  Belt Routing EXPLODED VIEW
Engine Cooling - 2.5L (QR25DE)
  General Service Specifications SERVICE DATA AND SPECIFICATIONS (SDS)
  Radiator Cap Pressure 14-17 psi (98-118 kPa (0.99-1.20 kgf/cm2 )
  Thermostat R & I THERMOSTAT AND THERMOSTAT HOUSING
  Water Pump R & I WATER PUMP
Engine Cooling - 4.0L (VQ40DE)
  General Service Specifications SERVICE DATA AND SPECIFICATIONS (SDS)
  Radiator Cap Pressure 14-17 psi (98-118 kPa (0.99-1.20 kgf/cm2 )
  Thermostat R & I WATER INLET AND THERMOSTAT ASSEMBLY
  Water Pump R & I WATER PUMP
Engine Mechanical - 2.5L (QR25DE)
  Compression CHECKING COMPRESSION PRESSURE
  Oil Pressure
    @ Idle 14 psi (98 kPa, 1.0 kgf/cm2 ) or more
    @ 2000 RPM 43 psi (294 kPa, 3.0 kgf/cm2 ) or more
  Overhaul SERVICE DATA AND SPECIFICATIONS (SDS)
  Torque See Torque Specifications in applicable graphics under REMOVAL AND INSTALLATION .
Engine Mechanical - 4.0L (VQ40DE)
  Compression CHECKING COMPRESSION PRESSURE
  Oil Pressure
    @ Idle 14 psi (98 kPa, 1.0 kgf/cm2 ) or more
    @ 2000 RPM 43 psi (294 kPa, 3.0 kgf/cm2 ) or more
    @ 6000 RPM 56.8 psi (392 kPa, 4.0 kgf/cm2 ) or more
  Overhaul SERVICE DATA AND SPECIFICATIONS (SDS)
  Torque See Torque Specifications in applicable graphics under REMOVAL AND INSTALLATION .
Fluid Specifications See FLUIDS under MAINTENANCE tab. From within Manager or Service Writer, click the "30/60/90 Interval" or "Maint." button.
Flywheel/Flex Plate (Drive Plate) Torque
  2.5L (QR25DE) 80 Ft.lbs. (108 N.m)
  4.0L (QV40DE) 65 Ft.lbs. (88 N.m)
Fuel System - 2.5L (QR25DE)
  Fuel Pressure Release Procedure FUEL PRESSURE RELEASE
  Fuel Pressure Specification At Idling: Approximately 51 psi (3.57 kg/cm2 , 350 kPa)
  Fuel Pressure Test Procedure FUEL PRESSURE CHECK
  Fuel Filter Location In Tank Type
  Fuel Filter R & I FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
Fuel System - 4.0L (VQ40DE)
  Fuel Pressure Release Procedure FUEL PRESSURE RELEASE
  Fuel Pressure Specification At Idling: Approximately 51 psi (3.57 kg/cm2 , 350 kPa)
  Fuel Pressure Test Procedure FUEL PRESSURE CHECK
  Fuel Filter Location In Tank Type
  Fuel Filter R & I FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
Ignition - 2.5L (QR25DE)
  Firing Order & Cylinder Identification FIRING ORDER & CYLINDER IDENTIFICATION
  Ignition Wires (Resistance) Engine has coil-on-plug ignition.
  Ignition Wires (Routing) Engine has coil-on-plug ignition.
  Spark Plugs SPARK PLUG
Tightening torque: 14 Ft. Lbs. (19.6 N.m)
Ignition - 4.0L (VQ40DE)
  Firing Order & Cylinder Identification FIRING ORDER & CYLINDER IDENTIFICATION
  Ignition Wires (Resistance) Engine has coil-on-plug ignition.
  Ignition Wires (Routing) Engine has coil-on-plug ignition.
  Spark Plugs SPARK PLUG
Tightening torque: 18 Ft. Lbs. (24.5 N.m)
Starting
  Starter SERVICE DATA AND SPECIFICATIONS (SDS)
  Torque
    2.5L (QR25DE) See Torque Specifications in applicable graphics under REMOVAL AND INSTALLATION (QR25DE) .
    4.0L (VQ40DE) See Torque Specifications in applicable graphics under REMOVAL AND INSTALLATION (VQ40DE) .
Wheel Alignment
  Front
    Adjustment Specifications WHEEL ALIGNMENT (UNLADEN*1)*6
    Torque See Torque Specifications in applicable graphics under REMOVAL AND INSTALLATION
  Rear
    Adjustment Specifications GENERAL SPECIFICATION (REAR)
    Torque See Torque Specifications in Text and applicable graphics in REMOVAL AND INSTALLATION .
Wheel & Tire
  Wheel Lug Nut Torque 98 Ft.lbs. (133 N.m, 14 kg.m.)
How To Use Nissan Service Information
  Includes:
Standard Bolt Torque
Symbol Identification
General Connector Info
GENERAL INFORMATION