420SEL W126 V8-4.2L M116 (1986): Engine, Cooling and Exhaust
Also for this vehicle: 400E (124.034) V8-4.2L (119.975) (1992), 400SEL (140.043) V8-4.2L (119.971) (1993).
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.
Engine379 pages
Camshaft, Lifters and Push Rods33 pages
- Camshaft Bearing › Component Information › Specifications2
Hydraulic Valve Compensation Elements <--> [Lifter / Lash Adjuster, Valve] › Component Information10 pages
- Rocker Arm Assembly › Component Information › Service and Repair2345
Cylinder Block Assembly52 pages
- Crankshaft Main Bearing › Component Information › Technical Service Bulletins › Main Bearings - Cross Reference
- End Cover <--> [Crankshaft Seal Retainer] › Component Information › Specifications234
- Piston Sleeve <--> [Cylinder Liner] › Component Information › Technical Service Bulletins › Engine - Adding Aluminum Sleeves to Alloy Block Revised23
- Engine Block Heater › Component Information › Service and Repair
Harmonic Balancer - Crankshaft Pulley › Component Information11 pages
- Piston, Engine › Component Information › Specifications › Additional Specifications2
- Piston Ring, Engine › Component Information › Specifications2
Cylinder Head Assembly34 pages
- Cylinder Head Bolts › Component Information › Technical Service Bulletins › Engine - Caution When Installing Head Bolts
- Rocker Arm Assembly › Component Information › Service and Repair2345
- Valve Cover › Component Information › Technical Service Bulletins › Valve Cover Gasket - Updated Part and Procedures23
Valve Guide › Component Information3 pages
Valve Seat › Component Information9 pages
- Valve Spring › Thrust Piece <--> [Valve Spring Shim] › Component Information › Specifications
Drive Belts, Mounts, Brackets and Accessories14 pages
Engine Lubrication68 pages
- Engine Oil Pressure › Component Information › Specifications
Engine Oil Drain Plug › Component Information3 pages
- Engine Oil Cooler Thermostat › Component Information › Specifications › Open/Closing Specifications2
- Oil Filter, Engine › Component Information › Technical Service Bulletins › Oil Filter - Modified Wrench2
- Oil Filter Housing › Component Information › Technical Service Bulletins › Engine - Oil Filter Precaution For O-Ring/Gasket
- Oil Level Warning Indicator › Component Information › Technical Service Bulletins › Instruments - (Oil Level Indicator) Testing & Function2
- Oil Level Sensor › Component Information › Locations234567
Oil Pan, Engine › Component Information7 pages
- Oil Pressure Gauge › Component Information › Diagrams › Diagram Information and Instructions2345678
Oil Pressure Sender › Component Information10 pages
- Oil Pressure Sensor › Component Information › Locations
- Oil Temperature Sensor/Switch, Engine › Component Information › Locations
Intake Manifold › Component Information5 pages
Sensors and Switches - Engine19 pages
- Oil Level Sensor › Component Information › Locations234567
Oil Pressure Sender › Component Information10 pages
- Oil Pressure Sensor › Component Information › Locations
- Oil Temperature Sensor/Switch, Engine › Component Information › Locations
Timing Components32 pages
Tune-up and Engine Performance Checks58 pages
- Fuel Pressure › System Information › Technical Service Bulletins › Fuel - CIS/CIS-E Fuel Pressure Tester2
- Air/Fuel Mixture › System Information › Adjustments
- Air Cleaner Housing › Air Filter Element › Component Information › Service and Repair
- Fuel Filter › Component Information › Description and Operation2
- Firing Order › Component Information › Specifications
- Ignition Cable › Component Information › Technical Service Bulletins › Ignition System - Wires with Crimp-On terminals2
Spark Plug › Component Information14 pages
Technical Service Bulletins10 pages
All Technical Service Bulletins for Spark Plug:5 pages
- Customer Interest: › 15_003B › Jun › 86 › Ignition - Updated Heat Ranges for Spark Plugs
All Other Service Bulletins for Spark Plug:4 pages
- Specifications › Spark Plug Gap2
- Tools and Equipment › Spark Plug Pliers - AST Tool # H 18492
Cooling System182 pages
Auxiliary Water Pump › Component Information3 pages
- Coolant Level Sensor › Component Information › Locations
- Coolant Line/Hose › Component Information › Tools and Equipment
- Coolant Reservoir › Component Information › Technical Service Bulletins › Coolant Expansion Tank - Cap Modification2
Radiator Cooling Fan37 pages
Engine - Coolant Temperature Sensor/Switch13 pages
- Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Locations › Auxiliary Fan Temperature Switch23
Temperature Sensor (Gauge) › Component Information9 pages
- Temperature Switch (Warning Indicator) › Component Information › Locations
- Fan Shroud › Component Information › Service and Repair23456
- Lamps and Indicators - Cooling System › Temperature Gauge › Component Information › Diagrams › Diagram Information and Instructions2345678
- Radiator › Radiator Drain Plug › Component Information › Specifications
- Radiator Cap › Component Information › Technical Service Bulletins › Coolant Expansion Tank - Cap Modification2
Sensors and Switches - Cooling System14 pages
- Coolant Level Sensor › Component Information › Locations
Engine - Coolant Temperature Sensor/Switch13 pages
- Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Locations › Auxiliary Fan Temperature Switch23
Temperature Sensor (Gauge) › Component Information9 pages
- Temperature Switch (Warning Indicator) › Component Information › Locations
- Temperature Gauge › Component Information › Diagrams › Diagram Information and Instructions2345678
- Thermostat, Engine Cooling › Component Information › Specifications23456789
- Thermostat Housing, Engine Cooling › Component Information › Specifications
Exhaust System11 pages
- Catalytic Converter › Catalyst Shield › Component Information › Technical Service Bulletins › Excessive Heat in R.F. Footwell Area
- Exhaust Crossover Pipe › Component Information › Service and Repair
Exhaust Manifold › Component Information6 pages
- Exhaust Pipe › Component Information › Technical Service Bulletins › Exhaust System - Exhaust Pipe Chrome Tip Care2
- Exhaust Sample Port › Component Information › Technical Service Bulletins › Emissions - Measurement Adapter Kit/Tool