Common Specs & Procedures
LIBERTY COMMON SPECS & PROCEDURES
| System | Specification/Procedure | ||
|---|---|---|---|
| Air Conditioning | |||
| Service | A/C SYSTEM | ||
| Torque | FASTENER TORQUE | ||
| Axle Nut/Hub Nut | |||
| Front | 100 ft. lbs. (136 N.m) | ||
| Rear | N/A | ||
| Battery | BATTERY | ||
| Brakes | |||
| Bleeding Sequence | Base Brakes: STANDARD PROCEDURE , Antilock Brakes: STANDARD PROCEDURE | ||
| Disc Brakes | |||
| Service Specifications | SPECIFICATIONS | ||
| Torque | Base Brakes: TORQUE , Antilock Brakes: SPECIFICATIONS | ||
| Drum Brakes | |||
| Service Specifications | N/A | ||
| Torque | N/A | ||
| Charging | |||
| Generator | GENERATOR RATINGS | ||
| Torque | TORQUE - GENERATOR | ||
| Drive Belts | |||
| Adjustment | Serpentine belt used, not adjustable. | ||
| Drive Belt Routing | Refer to appropriate figure under REMOVAL . | ||
| Engine Cooling | |||
| General Service Specifications | SPECIFICATIONS | ||
| Radiator Cap Pressure | 16 psi ± 2 psi (110 kPa ± 14 kPa) | ||
| Thermostat R & I | THERMOSTAT | ||
| Water Pump R & I | PUMP, WATER | ||
| Engine Mechanical | |||
| 3.7L | |||
| Compression | Compression should not be less than 689 kPa (100 psi) and not vary more than 25 percent from cylinder to cylinder. | ||
| Oil pressure | At Curb Idle Speed (MIN): 4 psi (25 kPa), @ 3000 RPM: 25-110 psi (170-758 kPa), If pressure is zero at curb idle, DO NOT run engine at 3000 RPM. | ||
| Overhaul | 3.7L ENGINE SPECIFICATIONS | ||
| Torque | TORQUE SPECIFICATIONS | ||
| Fluid Specifications | See FLUIDS under MAINTENANCE/FLUIDS tab. From within Manager or Service Writer, click the "30/60/90 Interval" or "Maint." button. | ||
| Flywheel/Flex Plate/Drive Plate Torque | |||
| 3.7L | |||
| Flexplate | 70 ft. lbs. (95 N.m) | ||
| Fuel System | |||
| Pressure Specification | |||
| 3.7L | 58 psi +/- 5 psi (400 kPa +/- 34 kPa) | ||
| Fuel Pressure Test Procedure | |||
| 3.7L | CHECKING THE FUEL DELIVERY SYSTEM | ||
| Fuel Filter Location | |||
| 2.8L | The fuel filter/water separator assembly is located on the left frame rail. | ||
| 3.7L | Fuel filter is part of fuel pump module. | ||
| Fuel Filter R & I | |||
| 2.8L | FILTER, FUEL | ||
| 3.7L | MODULE, FUEL PUMP | ||
| Ignition | |||
| Firing Order & Cylinder Identification | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| Ignition Wires (Resistance) | Coil On Plug | ||
| Ignition Wires (Routing) | Coil On Plug | ||
| Spark Plug | |||
| 3.7L | |||
| Type | ZFR6F - 11G (NGK) | ||
| Gap | .043 in. (1.1 mm) | ||
| Torque | 20 ft. lbs. (27 N.m) | ||
| Starting | |||
| Starter | STARTER MOTOR | ||
| Torque | TORQUE SPECIFICATIONS - STARTER | ||
| Wheel Alignment | |||
| Adjustment Specifications | SPECIFICATIONS | ||
| Torque | SPECIFICATIONS | ||
| Wheel & Tire | |||
| Wheel Lug Nut Torque | 100 ± 15 ft. lbs. (136 ± 20 N.m) | ||