MERCEDES-BENZ 300E REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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MERCEDES-BENZ 300E 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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1989198819871986

Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about MERCEDES-BENZ 300E 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 300E 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 300E 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 300E 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 300E cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 1992 MERCEDES-BENZ 300E 3.0 L6 GAS

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BRAKE SERVICE PROCEDURES FOR MERCEDES-BENZ 300E AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported MERCEDES-BENZ 300E cars and light trucks from 1990+.

MERCEDES-BENZ, HYDRAULIC BRAKE SYSTEMS -> HYDRAULIC BRAKE SYSTEMS -> BLEEDING BRAKES
Vehicle: 1992 MERCEDES-BENZ 300E 4matic 3.0 L6 GAS

On Vehicles Equipped With Anti-Lock Brakes Refer To "Anti-Lock Brake Systems."

Whenever new brake components are installed in the hydraulic system, it is recommended that the entire system be bleed. It may sometime become necessary to flush out the system due to the presence of mineral oil, kerosene, gasoline, etc., which will cause swelling of rubber pistons so that they become inoperative.

Pressure bleeding is recommended for all hydraulic brake systems, follow pressure bleeder manufacturers instructions. To remove air bubbles from master cylinder, with brake pedal bleeder scr...

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FUEL FILTER REPLACEMENT PROCEDURES FOR MERCEDES-BENZ 300E AUTOMOBILES

Fuel filter replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ 300E 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: 1993 MERCEDES-BENZ 300E 4matic 3.0 L6 GAS

Normal Service

Replace e...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR MERCEDES-BENZ 300E AUTOMOBILES

Includes CV axle, universal joint, and driveline replacement, for domestic and imported MERCEDES-BENZ 300E cars and light trucks from 1990+.

DRIVESHAFT, Replace
Vehicle: 1991 MERCEDES-BENZ 300E 2.6 2.6 L6 GAS

  • Raise vehicle and support.
  • Unscrew exhaust shielding plate.
  • On models with 4MATIC, unscrew exhaust shielding plate.
  • Lift transmission and support.
  • Unscrew hex, head screws and hex nut and remove rear engine carrier with engine mount.
  • Unscrew cross bridge.
  • On all models, loosen propeller shaft clamping nut for approx. two turns without sliding back rubber sleeve (sliding along).
  • Remove front propeller shaft from transmission. Flexible coupling remains on propeller shaft.
  • Remove front propeller shaft from transfer case.
  • Prior to sliding back propeller shaft, loosen vulcanized fitted ...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR MERCEDES-BENZ 300E AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported MERCEDES-BENZ 300E cars and light trucks from 1990+.

Starter, Replace
Vehicle: 1991 MERCEDES-BENZ 300E 3.0 L6 GAS

  • Disconnect battery ground cable.
  • Remove air cleaner assembly.
  • Remove starter electrical harness bracket to transmission attaching bolts, then remove.
  • Remove engine compartment enclosure attaching screws, then remove.
  • Dis...

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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR MERCEDES-BENZ 300E AUTOMOBILES

Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ 300E cars and light trucks sold in the U.S. as equipped to the current model year.

Cabin Air Filter Service -> Mercedes-Benz -> 1992-93 300CE, 300D, 300E, 300SD, 300TE, 400E, 500E, 1994 E320, E420 & E500
Vehicle: 1993 MERCEDES-BENZ 300E 4matic 3.0 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.

  • Pull the cowl seal off up to the righthand windshield wiper.
  • Remove the cowl lip seals.
  • Detach the two upper center cover retaining clips, then the cover.
  • Remove two screws securing the lefthand water drain cover, then disengage clip and remove cover, Fig. .
  • Remove the lefthand air inlet retaining screws, then lift the air inlet upward to remove, Fig. .
  • Remove the righthand air i...

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MAINTENANCE LAMP RESET PROCEDURES FOR MERCEDES-BENZ 300E AUTOMOBILES

Maintenance lamp reset procedures with corresponding images for most domestic and imported MERCEDES-BENZ 300E cars and light trucks sold in the U.S. from 1990+.

Mercedes-Benz -> Low Coolant Lamp ->
Vehicle: 1993 MERCEDES-BENZ 300E 3.2 L6 GAS

The Low Engine Coolant Level 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 go off. If the warning lamp remains on af...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR MERCEDES-BENZ 300E AUTOMOBILES

Includes radiator, cooling and heater hose replacement procedures for domestic and imported MERCEDES-BENZ 300E cars and light trucks from 1990+

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1993 MERCEDES-BENZ 300E 2.8 2.8 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 300E AUTOMOBILES

Serpentine belt replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ 300E cars and light trucks sold in the U.S. from 1990+.

Serpentine Drive Belt, Replace -> External Dampner -> Internal Dampner
Vehicle: 1993 MERCEDES-BENZ 300E 3.2 L6 GAS

Internal Dampner

  • Loosen bolt on tensioner pulley 1/4 to 1/2 turn.
  • Rotate tensioner counterclockwise using suitable tool to remove drive belt.
  • Remove drive belt.
  • Clean and inspect belt surfaces of all pulleys.
  • Reverse procedure to install, noting the following:
    • Torque fan bolt to 72 in. lbs.
    • T...

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COMPONENT LOCATION DIAGRAMS FOR MERCEDES-BENZ 300E AUTOMOBILES

Component location diagrams for most MERCEDES-BENZ 300E cars and light trucks sold in the U.S. from 1990+.

Below Rear Of Vehicle Diagram for 1989 MERCEDES-BENZ 300E  3.0 L6 GASBelow Rear Of Vehicle Diagram for 1989 MERCEDES-BENZ 300E 3.0 L6 GAS

Components on diagram:
  • Rear Axle Speed Sensor
  • Behind LH Side Of I/P Diagram for 1991 MERCEDES-BENZ 300E 2.6 2.6 L6 GASBehind LH Side Of I/P Diagram for 1991 MERCEDES-BENZ 300E 2.6 2.6 L6 GAS

    Components on diagram:
  • Connector X-20
  • Connector X-63
  • Connector X-30
  • Connector X-49/2
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    WIRING DIAGRAMS FOR MERCEDES-BENZ 300E AUTOMOBILES

    OEM drawn wiring diagrams for most MERCEDES-BENZ 300E cars and light trucks sold in the U.S.

    1990 MERCEDES-BENZ 300E 4matic 3.0 L6 GAS Wiring Diagram1990 MERCEDES-BENZ 300E 4matic 3.0 L6 GAS Wiring Diagram

    Components on diagram:
  • Instrument Cluster
  • Oil Pressure Gauge
  • Fuel Pump Relay
  • Oil Pressure Sensor
  • A/C Compressor Control Unit
  • 1990 MERCEDES-BENZ 300E 2.6 2.6 L6 GAS Wiring Diagram1990 MERCEDES-BENZ 300E 2.6 2.6 L6 GAS Wiring Diagram

    Components on diagram:
  • Windshield Wiper Switch
  • Wiper Motor
  • Auxiliary Fan Relay
  • Combination Relay
  • Windshield Washer Pump Switch
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    TECHNICAL SERVICE BULLETINS FOR MERCEDES-BENZ 300E AUTOMOBILES

    OEM TSB listings for most MERCEDES-BENZ 300E cars and light trucks sold in the U.S. from 1985+.

    Document: MARKING OF WARRANTY PARTS
    Vehicle: 1990 MERCEDES-BENZ 300E 2.6 2.6 L6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: CD CHANGER - INSTALLATION KITS AVAILABLE
    Vehicle: 1988 MERCEDES-BENZ 300E 3.0 L6 GAS

    Auto Systems:
  • Entertainment: Stereo, Radio, Cassettes
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    COMPONENT/PARTS SPECIFICATIONS FOR MERCEDES-BENZ 300E AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most MERCEDES-BENZ 300E 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 300E 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 300E 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 300E 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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