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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!

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 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!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for MERCEDES-BENZ mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your MERCEDES-BENZ S320 vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR MERCEDES-BENZ S320 AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported MERCEDES-BENZ S320 cars and light trucks from 1990+

Mercedes-Benz -> Automatic Temperature Control Systems -> A/C System Diagnosis & Testing -> 1996 E420 -> Accessing Diagnostic Trouble Codes -> Actual Values -> C36, C220, C230 & C280 -> C36, C220, C230, C280, E300, E320 & E420 -> Clearing Diagnostic Trouble Codes -> Diagnostic Trouble Code Interpretation -> Diagnostic Trouble Code Memory -> E300, E320 & 1997 E420 -> Electrical Test -> Electrical Tests -> Function Tests -> Individual Flap Test -> S320, S420, S500 & S600 -> SL320, SL500 & SL600 -> Test A -> Test B -> Test C -> Using Hand-Held Tester -> Using Impulse Counter Scan Tool -> Using Temperature Display Window -> Vacuum Tests
Vehicle: 1997 MERCEDES-BENZ S320 3.2 L6 GAS

Refer to Figs. through for explanations of symbols, connections and steps included in charts.

Accessing Diagnostic Trouble Codes

Using Impulse Counter Scan Tool
  • On models equipped with 16-pin data link connector, connect impulse counter scan tool No. 124-589-19-21-00, or equivalent, as follows:
    • Connect ground circuit 31 black wire to socket No. 1, Fig. .
    • Connect ignition circuit 15 red wire to socket No. 16.
    • Connect yellow wire to diagnostic output socket of system being tested, Fig. .
  • On models...

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BRAKE SERVICE PROCEDURES FOR MERCEDES-BENZ S320 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported MERCEDES-BENZ S320 cars and light trucks from 1990+.

Disc Brakes -> Caliper, Replace -> C230, C280, CLK320, CLK430, E300, E320, E430 & SLK230 -> C43, S320, S420, SL500 & SL600 & 1998-99 CL500, CL600, S500 & S600 -> Front -> Rear -> S430 & 2000 CL500, CL600, S500 & S600
Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS

C43, S320, S420, SL500 & SL600 & 1998-99 CL500, CL600, S500 & S600
  • Disconnect and plug brake hoses, Fig. .
  • Disconnect wear sensor connector.
  • Remove connector, and if required, speed sensor.
  • Remove mounting bolts and caliper from steering knuckle or wheel carrier.
  • Reverse procedure to install, noting the following:
    • Install new self-locking bolts and tighten to specifications.
    • Only transparent (temperature resistance) wear sensors may be installed on rear axle.
    • Front wear sensors' contacts must correspond to plug connectors.
    • On E430, S320 and S420 and 1998-99 CL500, CL600, S500 and S600 m...

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FUEL FILTER REPLACEMENT PROCEDURES FOR MERCEDES-BENZ S320 AUTOMOBILES

Fuel filter replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ S320 cars and light trucks sold in the U.S. for 1980+.

Mercedes-Benz -> Fuel Filter Scheduled Maintenance -> 1980-02 Models w/Gasoline Engines -> Normal Service -> Severe Service
Vehicle: 1994 MERCEDES-BENZ S320 3.2 L6 GAS

Normal Service

Replace e...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR MERCEDES-BENZ S320 AUTOMOBILES

Includes CV axle, universal joint, and driveline replacement, for domestic and imported MERCEDES-BENZ S320 cars and light trucks from 1990+.

DRIVESHAFT, Replace
Vehicle: 1997 MERCEDES-BENZ S320 3.2 L6 GAS

  • Raise and support vehicle.
  • Disconnect exhaust system, then the 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 6-inch long, .3974-.4...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR MERCEDES-BENZ S320 AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported MERCEDES-BENZ S320 cars and light trucks from 1990+.

Starter, Replace
Vehicle: 1997 MERCEDES-BENZ S320 3.2 L6 GAS

  • Remove air cleaner assembly.
  • Remove bracket to transmission mounting bolts, then the starter electrical harness.
  • Remove mounting bolts, then the engine compartment enclosure.
  • Disconnect oil le...

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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR MERCEDES-BENZ S320 AUTOMOBILES

Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ S320 cars and light trucks sold in the U.S. as equipped to the current model year.

Cabin Air Filter Service -> Mercedes-Benz -> 1994-99 S Class
Vehicle: 1994 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 MERCEDES-BENZ S320 AUTOMOBILES

Maintenance lamp reset procedures with corresponding images for most domestic and imported MERCEDES-BENZ S320 cars and light trucks sold in the U.S. from 1990+.

Mercedes-Benz -> Seat Belt & Backrest Lock Warning Lamp ->
Vehicle: 1994 MERCEDES-BENZ S320 3.2 L6 GAS

The Seat Belt and Backrest Lock warning lamp will illuminate when the ignition switch is placed in the On position to indicate the warning lamp is operational. After the engine has been started, the warning lamp should blink for brief time to remind driver and passenger to fasten seat belts. If the warning...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR MERCEDES-BENZ S320 AUTOMOBILES

Includes radiator, cooling and heater hose replacement procedures for domestic and imported MERCEDES-BENZ S320 cars and light trucks from 1990+

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1996 MERCEDES-BENZ S320 3.2 L6 GAS

Lower

  • Drain coolant into a suitable container.
  • Reposition clamp at radiator and remove hose.
  • Reposition clamp at water pump and remove hose.
  • Remove hose from vehicle.
  • Reverse procedure to i...

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SERPENTINE BELT SERVICE PROCEDURES FOR MERCEDES-BENZ S320 AUTOMOBILES

Serpentine belt replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ S320 cars and light trucks sold in the U.S. from 1990+.

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 MERCEDES-BENZ S320 AUTOMOBILES

Component location diagrams for most MERCEDES-BENZ S320 cars and light trucks sold in the U.S. from 1990+.

SRS Component Locations Diagram for 1999 MERCEDES-BENZ S320  3.2 L6 GASSRS Component Locations Diagram for 1999 MERCEDES-BENZ S320 3.2 L6 GAS

Components on diagram:
  • SRS Control Module
  • Driver Side Airbag Squib
  • Front Passenger Side Airbag Squib
  • Horn/Airbag Clock Spring Contact
  • SRS MIL
  • MIL, Oxygen Sensors, DLC & Generic Scan Tool Connector Diagram for 1998 MERCEDES-BENZ S320  3.2 L6 GASMIL, Oxygen Sensors, DLC & Generic Scan Tool Connector Diagram for 1998 MERCEDES-BENZ S320 3.2 L6 GAS

    Components on diagram:
  • Data Link Connector
  • Check Engine MIL
  • Oxygen Sensor No.1
  • Oxygen Sensor No.2
  • Connector X-11/22
  • CLICK HERE TO GET FULL ACCESS TO MERCEDES-BENZ S320 PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR MERCEDES-BENZ S320 AUTOMOBILES

    OEM drawn wiring diagrams for most MERCEDES-BENZ S320 cars and light trucks sold in the U.S.

    1998 MERCEDES-BENZ S320  3.2 L6 GAS Wiring Diagram1998 MERCEDES-BENZ S320 3.2 L6 GAS Wiring Diagram

    Components on diagram:
  • LH Front Door Speaker
  • RH Front Door Speaker
  • LH Rear Door Speaker
  • RH Rear Door Speaker
  • 1998 MERCEDES-BENZ S320  3.2 L6 GAS Wiring Diagram1998 MERCEDES-BENZ S320 3.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Convenience Control Unit
  • Convenience Relay
  • CLICK HERE TO GET FULL ACCESS TO MERCEDES-BENZ S320 WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR MERCEDES-BENZ S320 AUTOMOBILES

    OEM TSB listings for most MERCEDES-BENZ S320 cars and light trucks sold in the U.S. from 1985+.

    Document: WARRANTY POLICY AND PROCEDURES MANUAL
    Vehicle: 1998 MERCEDES-BENZ S320 3.2 L6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: ACID RAIN TAPE
    Vehicle: 1996 MERCEDES-BENZ S320 3.2 L6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • CLICK HERE TO GET FULL ACCESS TO MERCEDES-BENZ S320 TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR MERCEDES-BENZ S320 AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 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 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 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 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

    CLICK HERE TO GET FULL ACCESS TO MERCEDES-BENZ S320 SPECIFICATIONS DATA!

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    Click here to view more details about 1999 Mercedes Benz S320 Bumper Trim, Front, Driver Side1999 Mercedes Benz S320 Bumper Trim, Front, Driver Side, Made from tough impact-resistant steel for maximum durability and tensile strength; Built to exact OE quality, fit, and finish; Backed by 1-year, unlimited-mileage warranty..

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    $43.03

    Click here to view more details about 1999 Mercedes Benz S320 Mirror Glass, Passenger Side1999 Mercedes Benz S320 Mirror Glass, Passenger Side, Convex glass; A high quality, direct fit OE replacement mirror glass..

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    Click here to view more details1998 Mercedes Benz S320 L6, 3.2 L, 3199 CC Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

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