Ranger 4WD V6-245 4.0L (1991): Engine, Cooling and Exhaust
Also for this vehicle: Ranger 2006.5 (05.2006-), Ranger 2WD L4-122 2.0L SOHC (1984), Ranger 2WD L4-134 2.2L DSL (1983), Ranger 2WD L4-140 2.3L SOHC (1984), Ranger 2WD L4-153 2.5L SOHC VIN C SFI (1998), Ranger 2WD L4-2.3L (2009), Ranger 2WD L4-2.3L VIN D (2001), Ranger 2WD V6-171 2.8L (1983), Ranger 2WD V6-177 2.9L (1989), Ranger 2WD V6-182 3.0L (1995), Ranger 2WD V6-245 4.0L (1990), Ranger 2WD V6-245 4.0L VIN X SFI (1997), Ranger 2WD V6-3.0L (2008), Ranger 2WD V6-3.0L VIN U (1998), Ranger 2WD V6-3.0L VIN V Flex Fuel (2001), Ranger 2WD V6-4.0L (2010), Ranger 4WD L4-122 2.0L SOHC (1984), Ranger 4WD L4-134 2.2L DSL (1983), Ranger 4WD L4-140 2.3L SOHC (1984), Ranger 4WD L4-140 2.3L VIN A EFI (1997), Ranger 4WD L4-153 2.5L SOHC VIN C SFI (2001), Ranger 4WD L4-2.3L VIN D (2002), Ranger 4WD V6-171 2.8L (1983), Ranger 4WD V6-177 2.9L (1988), Ranger 4WD V6-182 3.0L (1994), Ranger 4WD V6-183 3.0L (1993), Ranger 4WD V6-245 4.0L VIN X SFI (1999), Ranger 4WD V6-3.0L (2008), Ranger 4WD V6-3.0L VIN U (1997), Ranger 4WD V6-3.0L VIN V Flex Fuel (1999), Ranger 4WD V6-4.0L (2009), Ranger 4WD V6-4.0L VIN E (2001), Ranger Factory Service Manual (2007).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Engine464 pages
- Compression Check › System Information › Specifications
Camshaft, Lifters and Push Rods11 pages
- Camshaft Gear/Sprocket › Component Information › Specifications234
- Camshaft, Engine › Component Information › Specifications › General Specifications2
- Lifter / Lash Adjuster, Valve › Component Information › Specifications › Camshaft & Lifters2
- Push Rod › Component Information › Specifications
- Rocker Arm Assembly › Component Information › Specifications › Torque2
Cylinder Block Assembly13 pages
- Connecting Rod, Engine › Component Information › Specifications › General Specifications2
- Crankshaft Gear/Sprocket › Component Information › Service and Repair23
- Crankshaft, Engine › Component Information › Specifications › General Specifications2
Piston, Engine › Component Information3 pages
- Piston Pin, Engine › Component Information › Specifications
- Piston Ring, Engine › Component Information › Specifications2
Cylinder Head Assembly56 pages
- Valve Clearance › System Information › Locations2
- Fuel Pressure Release › System Information › Service and Repair
- Rocker Arm Assembly › Component Information › Specifications › Torque2
Valve Cover › Valve Cover Gasket › Component Information › Technical Service Bulletins46 pages
- Valve Guide › Component Information › Specifications2
- Valve Seat › Component Information › Specifications
- Valve Spring › Component Information › Specifications
- Valve, Intake/Exhaust › Component Information › Specifications
Drive Belts, Mounts, Brackets and Accessories4 pages
Engine Lubrication27 pages
- Engine Oil Drain Plug › Component Information › Specifications
Engine Oil › Component Information4 pages
Oil Level Warning Indicator › Component Information › Technical Service Bulletins4 pages
Oil Level Sensor › Component Information6 pages
- Oil Pan, Engine › Component Information › Specifications234
Oil Pressure Gauge › Component Information3 pages
- Oil Pressure Switch <--> [Oil Pressure Sender] › Component Information › Locations
- Oil Pressure Warning Lamp/Indicator › Component Information › Description and Operation2
- Oil Pump, Engine › Component Information › Specifications › General Specifications2
Lamps and Indicators - Engine9 pages
Oil Level Warning Indicator › Component Information › Technical Service Bulletins4 pages
Oil Pressure Gauge › Component Information3 pages
- Oil Pressure Warning Lamp/Indicator › Component Information › Description and Operation2
Seals and Gaskets, Engine207 pages
Crankshaft Main Bearing Seal › Component Information › Technical Service Bulletins32 pages
Front Crankshaft Seal › Component Information › Technical Service Bulletins28 pages
Intake Manifold Gasket › Component Information › Technical Service Bulletins56 pages
Oil Pan Gasket, Engine › Component Information › Technical Service Bulletins45 pages
- Customer Interest: › 941213 › Jun › 94 › Engine - Multiple Oil Leaks234567891011121314
- All Technical Service Bulletins: › 932419 › Nov › 93 › Exhaust System - Sulfur Odor23
- All Other Service Bulletins for Oil Pan Gasket: › 932419 › Nov › 93 › Customer Interest for Oil Pan Gasket: › 941213 › Jun › 94 › Engine - Multiple Oil Leaks234567891011121314
- All Other Service Bulletins for Catalytic Converter: › 941213 › Jun › 94 › Engine - Multiple Oil Leaks234567891011121314
Valve Cover Gasket › Component Information › Technical Service Bulletins46 pages
Sensors and Switches - Engine7 pages
Oil Level Sensor › Component Information6 pages
- Oil Pressure Switch <--> [Oil Pressure Sender] › Component Information › Locations
Timing Components18 pages
- Camshaft Gear/Sprocket › Component Information › Specifications234
- Crankshaft Gear/Sprocket › Component Information › Service and Repair23
- Timing Chain › Component Information › Service and Repair234
- Timing Chain Guide › Component Information › Specifications
- Timing Chain Tensioner › Component Information › Specifications234
- Timing Cover › Component Information › Specifications2
Tune-up and Engine Performance Checks78 pages
- Fuel Pressure › System Information › Specifications23
Idle Speed › System Information53 pages
Technical Service Bulletins48 pages
- Adjustments › With 90TF-AA Throttle Body2345
- Air Cleaner Housing › Air Cleaner Fresh Air Duct/Hose › Component Information › Technical Service Bulletins › Engine - Water Entry Through Air Intake System
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Firing Order › Component Information › Specifications
- Ignition Cable › Component Information › Locations23
Spark Plug › Component Information4 pages
- Compression Check › System Information › Specifications
- Valve Clearance › System Information › Locations2
Water Pump › Component Information17 pages
Cooling System67 pages
Coolant › Component Information9 pages
Radiator Cooling Fan7 pages
- Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Specifications
Fan Blade › Component Information › Technical Service Bulletins4 pages
- Customer Interest: › 91823 › Apr › 91 › Cooling System - High Coolant Temperature Reading
All Technical Service Bulletins for Fan Blade:2 pages
- All Other Service Bulletins for Fan Blade: › 922516 › Dec › 92 › Cooling Fan Blade - Revised Design Available
Fan Clutch › Component Information › Technical Service Bulletins2 pages
Engine - Coolant Temperature Sensor/Switch4 pages
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Description and Operation
- Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Specifications
- Temperature Sensor (Gauge) › Component Information › Technical Service Bulletins › Temperature Gauge - Reads Low/Erratic2
- Heater Core › Component Information › Service and Repair
Lamps and Indicators - Cooling System10 pages
Temperature Gauge › Component Information8 pages
- Temperature Warning Lamp/Indicator, Engine Cooling › Component Information › Description and Operation2
Sensors and Switches - Cooling System › Engine - Coolant Temperature Sensor/Switch4 pages
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Description and Operation
- Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Specifications
- Temperature Sensor (Gauge) › Component Information › Technical Service Bulletins › Temperature Gauge - Reads Low/Erratic2
Temperature Gauge › Component Information8 pages
- Temperature Warning Lamp/Indicator, Engine Cooling › Component Information › Description and Operation2
- Thermostat, Engine Cooling › Component Information › Technical Service Bulletins › Cooling System - New System Diagnostics23
- Thermostat Housing, Engine Cooling › Component Information › Specifications2
Water Pump › Component Information17 pages
Exhaust System8 pages
Catalytic Converter › Component Information › Technical Service Bulletins6 pages
Muffler › Component Information › Technical Service Bulletins2 pages