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1998 MERCEDES-BENZ S320 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT MERCEDES-BENZ REPAIR SHOPS DON'T WANT YOU TO KNOW
Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!Select Section
- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1998 MERCEDES-BENZ S320 car and truck
repair procedures including MERCEDES-BENZ engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your MERCEDES-BENZ S320 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
Air Bag System Precautions -> Mercedes-Benz -> Disarming
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS
When the battery is disconnected, the vehicle electronic memory will be lost. Make note of radio stations and other codes. Never use a back-up power source to retain memory.
- Obtain radio theft protection CODE card.
- Turn ignition switch to OFF position and remove key.
- D...
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BRAKE SERVICE PROCEDURES FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
Power Brake Units -> Power Brake Unit Service -> Brake Booster, Replace -> C43, C230, C280, E300, E320, E430, S320, S420, SL500, SL600 & SLK230 & 1998-99 CL500, CL600, S500 & S600 -> CLK320 & CLK430 -> S430 & 2000 CL500, CL600, S500 & S600
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS
Brake Booster, Replace
C43, C230, C280, E300, E320, E430, S320, S420, SL500, SL600 & SLK230 & 1998-99 CL500, CL600, S500 & S600
- Remove master cylinder as outlined in "Hydraulic Brake Systems" section.
- Inspect master cylinder rear piston for leaks. If no leaks are visible, proceed as follows:
- Remove and measure brake fluid in booster.
- If there is more than 3.38 ounces of brake fluid, booster must be replaced.
- Disconnect vacuum line at booster.
- Remove cover below instrument panel.
- Disconnect brake pedal return spring.
- Disconnect pedal locking device and remove pin.
- Remove carrier mou...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
Mercedes-Benz -> Fuel Filter Replacement -> Except 2003-06 E320 & E500 Sedans Less 4 Matic & 2004-06 E Series w/Gasoline Engines -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS
Fuel System Pressure Relief
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental fuel spray.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while it relearns its adaptive strategy.
- Ensure t...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS
- Raise and support vehicle.
- Disconnect exhaust system and shields, Fig. .
- Remove fuel pump cover.
- Remove seat belt bracket mounting bolts.
- Remove mounting bolts and driveshaft reinforcement bridge.
- Remove clamping nut,
- Loosen intermediate bearing mounting bolts.
- Remove mounting bolts and nuts, then disconnect front driveshaft from transmission. Flexible disc remains on driveshaft.
- Remove mounting bolts and nuts, then disconnect rear driveshaft from differential carrier. Flexible disc remains on driveshaft.
- Loosen flexible discs fitted sleeves using suitable six-inch long, .3974-.4725 ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
Alternator, Replace
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS
- Remove drive belt.
- Remove protective cover, as required, and disconnect electrical connectors.
- Remove ...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
Cabin Air Filter Service -> Mercedes-Benz -> 1994-99 S Class
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS
Under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.
- Open the hood.
- Pull the up cowl seal.
- Disconnect the vacuum hoses from the main air flap actuators.
- Lift up the air plenum housing.
- Turn the windshield heating thermal valve counterclockwise to disengage.
- Lift the outside temperature sensor upward and pos...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
Mercedes-Benz -> Check Engine Lamp ->
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS
The Check Engine lamp should illuminate when the ignition switch is placed in the On position to indicate the lamp is operational. After the engine has been started, the warning lamp should go off. If warning lamp comes on while th...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition clamp on heat exchanger feed pipe and remove hose.
- Reposition clamp on left cylinder head and remove hose.
- Remove hose from vehicle.
- Reverse procedur...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS
- Remove viscous fan clutch.
- Swivel tensioning pulley clockw...
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COMPONENT LOCATION DIAGRAMS FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
Component location diagrams for most 1998 MERCEDES-BENZ S320 cars and light trucks sold in the U.S. from 1990+.
 TCM & Starter Lockout Relay Diagram for 1998 MERCEDES-BENZ S320 3.2 L6 GASComponents on diagram: |
 Body Acceleration Sensors, Axle Dampers & ADS Control Module Diagram for 1998 MERCEDES-BENZ S320 3.2 L6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
OEM drawn wiring diagrams for most 1998 MERCEDES-BENZ S320 cars and light trucks sold in the U.S.
 1998 MERCEDES-BENZ S320 3.2 L6 GAS Wiring DiagramComponents on diagram: |
 1998 MERCEDES-BENZ S320 3.2 L6 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
OEM TSB listings for most 1998 MERCEDES-BENZ S320 cars and light trucks sold in the U.S. from 1985+.
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Document: Maintenance Systems Overview Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS Auto Systems: |
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Document: Introduction of Improved Single-Component Windshield/Window Bonding System Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1998 MERCEDES-BENZ S320 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1998 MERCEDES-BENZ S320 cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 1998 MERCEDES-BENZ S320 cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 1998 MERCEDES-BENZ S320 cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 1998 MERCEDES-BENZ S320 cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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