420SEL W126 V8-4.2L M116 (1986): Maintenance
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.
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
- Customer Interest: › 15_003B › Jun › 86 › Ignition - Updated Heat Ranges for Spark Plugs
All Technical Service Bulletins for Spark Plug:5 pages
All Other Service Bulletins for Spark Plug:4 pages
- Specifications › Spark Plug Gap2
- Tools and Equipment › Spark Plug Pliers - AST Tool # H 18492
- Timing Component Alignment Marks › Component Information › Locations2
Drive Belt › Component Information10 pages
Filters7 pages
- Air Cleaner Housing › Air Filter Element › Component Information › Service and Repair
- Fluid Filter - A/T › Component Information › Technical Service Bulletins › Vibration or Chatter During Shifting2
- Fuel Filter › Component Information › Description and Operation2
- Oil Filter, Engine › Component Information › Technical Service Bulletins › Oil Filter - Modified Wrench2
Fluids129 pages
- Brake Fluid › Component Information › Technical Service Bulletins › Brakes - General System Precautions23456
- Fluid - A/T › Component Information › Technical Service Bulletins › A/T - Double Engagement When Shifted Into Drive23456
- Fluid - M/T › Component Information › Specifications
- Fluid - Differential › Component Information › Technical Service Bulletins › Engine - Oil Evacuation Equipment23456789
Power Steering Fluid › Component Information › Technical Service Bulletins15 pages
- Power Steering - Fluid Filling/Bleeding Precautions2
Technical Service Bulletins for Power Steering Fluid:13 pages
- S-46_30-40B › Nov › 08 › Power Steering - Fluid Filling/Bleeding Precautions2
- 00_65 › Jul › 97 › Tools - Oil Evacuation Equipment2
- 58_95 › Jul › 97 › Engine - Oil Evacuation Equipment2
- 00_053 › Oct › 93 › Maintenance - Factory Approved Service Products2345
- 46_075 › Oct › 91 › Power Steering Fluid Level Indicator - Modified
- 46_061 › Nov › 85 › Power Steering - New Fluid Availability
Refrigerant › Component Information46 pages
Technical Service Bulletins44 pages
- Customer Interest: › S-83_55-118 › Mar › 09 › A/C - No Or Low A/C Cooling Performance23456
All Technical Service Bulletins for Refrigerant:22 pages
- S-83_55-118 › Mar › 09 › A/C - No Or Low A/C Cooling Performance23456
- P-83_00-97A › Sep › 07 › A/C - Fluorescent Dye Leak Testing
- 83_081A › Aug › 94 › A/C - R12 to R134a Conversion234567
- 00_053 › Oct › 93 › Maintenance - Factory Approved Service Products2345
- 58_060 › Feb › 93 › A/C - Updated Leak Detector for R12 and R134a
- 83_049 › Feb › 93 › A/C - Bear R12/R134a Leak Detector Modified
- 83_037 › Jul › 91 › A/C - Warning Against Refrigerant Alaskankool R176
All Other Service Bulletins for Refrigerant:16 pages
- P-83_00-97A › Sep › 07 › A/C - Fluorescent Dye Leak Testing
- 83_081A › Aug › 94 › A/C - R12 to R134a Conversion234567
- 00_053 › Oct › 93 › Maintenance - Factory Approved Service Products2345
- 58_060 › Feb › 93 › A/C - Updated Leak Detector for R12 and R134a
- 83_049 › Feb › 93 › A/C - Bear R12/R134a Leak Detector Modified
- 83_037 › Jul › 91 › A/C - Warning Against Refrigerant Alaskankool R176
- Specifications › Capacity Specifications2
Refrigerant Oil › Component Information14 pages
- Washer Fluid › Component Information › Technical Service Bulletins › Windshield Washer Solution - Mixing2
- Brake Bleeding › System Information › Service and Repair23
- Air Bag(s) Arming and Disarming › System Information › Service and Repair
Fuses and Circuit Breakers24 pages
Fuse › Component Information › Technical Service Bulletins12 pages
All Technical Service Bulletins for Fuse:6 pages
- Recalls: › 54_013 › Mar › 87 › Campaign - ACC Blower Motor Fuse Changed2345
- All Other Service Bulletins for Fuse: › DDAF83_00-U-6000A › Apr › 97 › Fuse 5 Blows & ACC System Cannot be Shut Off
- Fuse Block › Component Information › Locations23456
- Relay Box › Component Information › Locations23456
Wheels and Tires131 pages
- Tires › Spare Tire › Component Information › Technical Service Bulletins › Tire - Aerosol Inflator/Sealer Flammability Hazard
Wheels › Component Information › Technical Service Bulletins59 pages
- Wheels/Tires - Alloy Wheel Radial Crack Information
Technical Service Bulletins for Wheels:58 pages
- S-40_10-69 › Mar › 09 › Wheels/Tires - Alloy Wheel Radial Crack Information
- S-40_10-66 › Feb › 09 › Wheels - Approved Alloy Wheel Cleaning Product2
- S-40_10-18A › Feb › 08 › Wheels - Recommendation Against Chroming Alloy Wheels
- P-40_10-20P › Sep › 00 › Tires/Snow Chains - Factory Approved Specifications23456789101112131415161718192021
- S-SI-40_26A › Aug › 98 › Wheel - Balancer Adapters & Flange Plate2
- S-SI-58_82A › Aug › 98 › Wheel - Balancer Adapters and Flange Plate2
- 40_127 › Oct › 93 › Wheels - 15 Inch Steel, New Covers
- 40_018 › Apr › 91 › Wheels - Don't Crome Plate Light Alloys
- 40_017 › Jan › 91 › Tires - Approved Summer/Winter Tires + Snow Chains2345
- 40_016 › Dec › 90 › Tire - Aerosol Inflator/Sealer Flammability Hazard
- 40_099 › Nov › 90 › Tires - Damage Caused By Pressure Washer
- 40_015 › Jun › 90 › Tires - Factory Approved Winter Tires23
- 40_013A › Feb › 90 › Tires - Factory Approved Summer Tires23
- 40_010 › Mar › 89 › Tires - Approved Summer Replacements23
- 40_008 › Mar › 88 › Tires - Traction Device `Spikes-Spider' is Not Approved
- 40_007 › Feb › 88 › Tires/Wheels - Approved Replacements2345678
- 40_077 › Sep › 87 › Wheels - Lug Bolt Locks for Alloys2
- Wheel Bearing › Component Information › Specifications23456789101112
- Wheel Cover › Component Information › Technical Service Bulletins › Wheels - 15 Inch Steel, New Covers
- Wheel Hub › Component Information › Service and Repair
Wheel Fastener › Component Information57 pages
Technical Service Bulletins55 pages
- Tires/Snow Chains - Factory Approved Specifications23456789101112131415161718192021
Technical Service Bulletins for Wheel Fastener:34 pages
- P-40_10-20P › Sep › 00 › Tires/Snow Chains - Factory Approved Specifications23456789101112131415161718192021
- 40_015 › Jun › 90 › Tires - Factory Approved Winter Tires23
- 40_013A › Feb › 90 › Tires - Factory Approved Summer Tires23
- 40_010 › Mar › 89 › Tires - Approved Summer Replacements23
- 40_008 › Mar › 88 › Tires - Traction Device `Spikes-Spider' is Not Approved
- 40_077 › Sep › 87 › Wheels - Lug Bolt Locks for Alloys2
- 40_063A › May › 87 › Wheel Fastener - New Socket for Wheel Bolts
- Specifications › Tightening Specifications2
- Towing Information › System Information › Technical Service Bulletins › Antitheft - Anti-Towing Sensor Deletion