Wagoneer L6-242 4.0L VIN M FI (1988): Engine, Cooling and Exhaust
Also for this vehicle: Wagoneer L4-126 2.1L DSL Turbo VIN B FI (1985), Wagoneer L4-150 2.5L VIN E TBI (1990), Wagoneer L4-150 2.5L VIN H TBI (1986), Wagoneer L6-242 4.0L VIN L FI (1989), Wagoneer L6-258 4.2L VIN C 2-bbl (1982), Wagoneer V6-173 2.8L VIN W 2-bbl (1984), Wagoneer V8-360 5.9L VIN N 2-bbl (1983).
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.
Engine119 pages
- Compression Check › System Information › Specifications2
Cylinder Block Assembly11 pages
- Connecting Rod Bearing › Component Information › Specifications2
- Connecting Rod, Engine › Component Information › Specifications › Connecting Rod Specifications
- Crankshaft Main Bearing › Component Information › Specifications › Crankshaft23
- Crankshaft, Engine › Component Information › Specifications › Rebuild Specifications2
- Piston, Engine › Component Information › Specifications2
- Piston Ring, Engine › Component Information › Specifications
Cylinder Head Assembly8 pages
- Valve Clearance › System Information › Adjustments
- Fuel Pressure Release › System Information › Service and Repair
- Rocker Arm Assembly › Component Information › Service and Repair
- Valve Guide › Component Information › Specifications2
- Valve Seat › Component Information › Specifications
- Valve Spring › Valve Spring Retainer › Component Information › Technical Service Bulletins › Valve Spring & Retainer -Identification
- Valve, Intake/Exhaust › Component Information › Specifications
Drive Belts, Mounts, Brackets and Accessories11 pages
Drive Belt › Component Information3 pages
Engine Mount › Component Information8 pages
Engine Lubrication9 pages
- Engine Oil Pressure › Component Information › Testing and Inspection
- Engine Oil › Component Information › Specifications
- Oil Filter Adapter › Component Information › Specifications2
- Oil Pan, Engine › Component Information › Specifications2
- Oil Pressure Gauge › Component Information › Testing and Inspection
- Oil Pressure Warning Lamp/Indicator › Component Information › Testing and Inspection
- Oil Pump, Engine › Engine Oil Pressure › Component Information › Testing and Inspection
- Intake Manifold › Component Information › Service and Repair › Removal234
Seals and Gaskets, Engine11 pages
- Crankshaft Main Bearing Seal › Component Information › Service and Repair
Cylinder Head Gasket › Component Information6 pages
Exhaust Manifold Gasket › Component Information › Technical Service Bulletins4 pages
Timing Components8 pages
Timing Chain › Component Information6 pages
- Timing Cover › Component Information › Service and Repair › Removal2
Tune-up and Engine Performance Checks28 pages
- Fuel Pressure › Fuel Pressure Test Port › Component Information › Locations
- Air/Fuel Mixture › System Information › Adjustments
- Idle Speed › System Information › Specifications2
Air Cleaner Housing › Air Filter Element › Component Information › Technical Service Bulletins4 pages
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Firing Order › Component Information › Specifications
- Ignition Cable › Component Information › Specifications
Distributor, Ignition › Distributor Cap › Component Information › Technical Service Bulletins10 pages
- All Technical Service Bulletins: › 185388 › Jul › 88 › Ignition System - Engine Bucking/Surging234
- Customer Interest: › 185388 › Jul › 88 › Ignition System - Engine Bucking/Surging234
- All Other Service Bulletins for Distributor Cap: › 215189A › Feb › 89 › A/T Shifter Housing - Ignition Key Difficult to Remove2
- All Other Service Bulletins for Distributor Cap: › 215189A › Feb › 89 › A/T Shifter Housing - Ignition Key Difficult to Remove
- Spark Plug › Component Information › Specifications › Gap Specifications2
- Compression Check › System Information › Specifications2
- Valve Clearance › System Information › Adjustments
Cooling System73 pages
- Coolant › Component Information › Technical Service Bulletins › Recycled Coolant - Precautions
- Coolant Level Sensor › Component Information › Locations
Radiator Cooling Fan13 pages
- Radiator Cooling Fan Motor › Component Information › Diagrams › Diagram Information and Instructions23
Radiator Cooling Fan Motor Relay › Component Information4 pages
- Fan Blade › Component Information › Service and Repair
Fan Clutch › Component Information5 pages
Engine - Coolant Temperature Sensor/Switch6 pages
Coolant Temperature Sensor/Switch (For Computer) › Component Information4 pages
- Temperature Sensor (Gauge) › Component Information › Locations
- Temperature Switch (Warning Indicator) › Component Information › Locations
- Heater Control Valve › Component Information › Technical Service Bulletins › Heater Water Valve - Manual Revision23
- Heater Core › Component Information › Service and Repair
Lamps and Indicators - Cooling System6 pages
- Radiator › Component Information › Service and Repair › With A/T2
Relays and Modules - Cooling System › Radiator Cooling Fan Motor Relay › Component Information4 pages
Sensors and Switches - Cooling System7 pages
- Coolant Level Sensor › Component Information › Locations
Engine - Coolant Temperature Sensor/Switch6 pages
Coolant Temperature Sensor/Switch (For Computer) › Component Information4 pages
- Temperature Sensor (Gauge) › Component Information › Locations
- Temperature Switch (Warning Indicator) › Component Information › Locations
- Temperature Gauge › Component Information › Testing and Inspection2345
- Temperature Warning Lamp/Indicator, Engine Cooling › Component Information › Testing and Inspection
- Thermostat, Engine Cooling › Component Information › Description and Operation23
Exhaust System40 pages
- Catalytic Converter › Component Information › Service Precautions › Customer Safety Information23
Exhaust Manifold › Component Information › Technical Service Bulletins33 pages
- Customer Interest: › 115191 › Apr › 91 › Exhaust Manifold/Gasket - Leaks2
- Recalls: › 316T › Jul › 92 › Recall - Excessive NOx & Exhaust Manifold23456789
- All Other Service Bulletins for Exhaust Manifold: › 316T › Jul › 92 › Recall - Excessive NOx & Exhaust Manifold23456789
- All Other Service Bulletins for Exhaust Manifold: › 115191 › Apr › 91 › Exhaust Manifold/Gasket - Leaks2
Seals and Gaskets, Exhaust › Exhaust Manifold Gasket › Component Information › Technical Service Bulletins4 pages