W116 : Mercedes-Benz S-Class

Engine Electrical Troubleshooting Maintenance

Maintenance Jobs

Owner's Manual Climate Control Chassis & Body

Maintenance Manual - Introductory Information
1972-1974 - USA Model Year 1972-1980 Passenger Cars Volume 1
1975-1976 - USA Model Year 1972-1980 Passenger Cars Volume 1
1977-1979 - USA Model Year 1972-1980 Passenger Cars Volume 1
1980 - USA Model Year 1972-1980 Passenger Cars Volume 1

Service
009 - Check brake cables for ease of movement
020 - Hydro-pneumatic suspension - Check rubber sleeves of ball joints on tube shocks
023 - Check sealing of comfort hydraulic system for leaks and condition
025 - Check play of steering as well as play and condition of steering linkage
028 - Checking front axle joints for condition and leaks for rubber sleeves
030 - Check joint discs on propeller shaft
038 - Check cooling and heating system for leaks
041 - Check sealing and condition of fuel system
045 - Check clutch operating mechanism for leaks and condition
085 - Check sealing and condition of level control system
086 - Hydro-pneumatic suspension - Check system for leaks and condition
087 - Check condition of air suspension system
097 - Brake test on dynamometer/Test drive
098 - Test drive
099 - Functional check
101 - Check and correct fluid level in oil bath air filter
120 - Check and correct fluid level in automatic transmission
121 - Check and correct fluid level in manual transmission
130 - Check and correct fluid in rear axle
134 - Check and correct fluid level of power steering
135 - Check and correct fluid level in mechanical steering
138 - Check and correct fluid level in level control system
139 - Hydro-pneumatic suspension - Check and correct fluid level
151 - Engine oil and filter change
156 - Clean supplementary oil filter for hydraulic fan coupling
170 - Oil change, automatic transmission
171 - Oil change, manual transmission
174 - Replacing filter for automatic transmission
180 - Oil change, rear axle
202 - Clean air filter element
203 - Replace air filter element
205 - Clean oil bath air filter
250 - Grease front and rear axles
009 - Check brake cables for ease of movement
009 - Check brake cables for ease of movement
009 - Check brake cables for ease of movement
009 - Check brake cables for ease of movement
009 - Check brake cables for ease of movement
009 - Check brake cables for ease of movement
350 - Lubricate door hinges
375 - Lubricate outside mirror
388 - Renew grease in hub-caps in front wheel bearing
393 - Lubricate door locks
395 - Lubricate engine hood
415 - Lubricate engine control linkages and control shafts
463 - Check and correct fluid level in the anti-freeze device of the air suspension system
465 - Check fluid level of screen washer unit
466 - Drain condensation from air reservoir of air suspension
470 - Renew air filter of air suspension system
484 - Check fluid of air conditioning system
494 - Check fluid level of comfort hydraulic system
497 - Replace perlon filter in fan wheel (front heater box)
498 - Replace perlon filter in magnetic valve of heater
501 - Check wear on the clutch driven plate
510 - Check and correct fluid level of the clutch operation
622 - Check level of vehicles with air suspension (position of wishbone arms on front axle and rear wheel camber)
625 - Check toe-in of front wheels
628 - Hydro-pneumatic suspension - Check pressure reservoir and central reservoir for gas filling pressure
630 - Adjust wheel bearing end play on front axle
631 - Renew grease charge on front wheel bearing, check tapered roller bearing
650 - Adjusting of detent for rear axle carrier
676 - Check air bellows of air suspension system
700 - Check and correct fluid level in the brake system
701 - Bleed brake system
702 - Renewing brake fluid
703 - 703 - 707 - 708 - 709 : For summary, refer to job number 712
704 - Checking oil level in vacuum pump
706 - Adjust parking brake
711 - Front wheel brake - Visual checkup of brake pads
712 - Check and clean disc brakes, remove brake pads for this purpose
713 - Clean ventilation bores on the compressed air brake booster
714 - Check brake lines for damage
751 - Check compression
752 - Retighten cylinder head bolts
753 - Adjust valve clearance
756.1 - Retension V-belts
756.2 - Retension V-belts (cont'd)
756.3 - Retension V-belts (cont'd)
757 - Check condition and tension of V-belts
758 - Check condition and retension V-belts
759 - Slacken engine stop and tighten screws
760 - Slacken engine stop
762 - Clean flame guard filament
763 - Clean exhaust gas recycling
764 - Check fuel evaporation system in engine compartment
765 - Check air injection
766 - Clean throttle valve
767 - Replace catalyst
768 - Oxygen sensor replacement
770 - Renew spark plugs
771 - Check spark plugs, replace if necessary
772 - Check and adjust ignition timing
773 - Renew contact breaker points
774 - Check ignition change-over
776 - Check on-off ratio, adjust if necessary
781 - Check dwell angle
782 - Adjust dwell angle and ignition timing
785 - Check and lubricate heater flaps
787 - Check beginning of delivery
788 - Check and fill up oil level in damper of Stromberg carburetor
793 - Check idling speed stabilization
796 - Check throttle valve lift / Coasting conditions
797 - Check and adjust idle speed adjustment
798.1 - Check and adjust idle speed
798.2 - Check and adjust idle speed and idle CO
799 - Check idle speed, adjust if necessary
800 - Check and adjust oil level in injection pump
806 - Replace filter of auxiliary air valve of the injection pump
813 - Check engine control linkage
821 - Check acid level of battery
832 - Check condition of ignition system / Evaluate oscillograph picture
840 - Replace fuel filter or filter element
844 - Check fuel prefilter
845 - Clean or replace fuel main filter
847 - Clean / replace fuel filter
849 - Replace fuel filter element
851 - Clean strainer in the fuel pump
852 - Renew strainer in the fuel pump
871 - Check intake and exhaust manifolds and exhaust flange for tight fit
876 - Retighten carburetor flange
877 - Retighten nuts on exhaust gas turbocharger
891 - Check fuel pipes and hoses of the electronically controlled gasoline injection unit for tight fit
895 - Check attachment of alternator
902 - Retighten fixing bolts of the air compressor
905 - Retighten bolts and nuts on the refrigerant compressor support
907 - Check hose clamps for tight fit
920 - Retighten bolts and nuts for power steering pump and support
922 - Retighten fastening bolts of bearing pins for lower control arm of front axle
924 - Retighten steering fastening bolts
951 - Retighten exhaust system slip joints
982 - Check tires, if required interchange wheels
983 - Removing and fitting wheels, checking rims
987 - Correct tire pressure
988 - Retighten spherical collar bolts on wheels
990 - Check and correct coolant level
991 - Renew coolant together with antifreeze

Service Manual Library

Mercedes-Benz S-Class W116