This comprehensive service and repair manual is specifically designed for the 1986 Mercedes W124 E model and covers all models and repairs from A to Z. This is not generic repair information; it's the same manual used by technicians at Mercedes dealerships to maintain, service, diagnose, and repair your vehicle. You'll find complete step-by-step instructions, detailed diagrams, illustrations, wiring schematics, and specifications to help you confidently repair your vehicle. The manual covers everything you need, from basic maintenance to complex engine repairs. This manual provides in-depth information on a wide range of topics, including: * **Maintenance:** Routine maintenance procedures, such as oil changes, filter replacements, and fluid checks. * **Engine:** Detailed information on engine components, operation, troubleshooting, and repair procedures. * **Control System:** Comprehensive coverage of the vehicle's electronic control systems, including fuel injection, ignition, and emissions control. * **Mechanical:** In-depth information on mechanical components, such as the transmission, drivetrain, suspension, and brakes. * **Fuel Service Specifications:** Detailed specifications for fuel system components and procedures. * **Emission Control:** Information on emissions control systems, including diagnostic and repair procedures. * **Intake Exhaust Cooling:** Detailed information on the cooling system, including troubleshooting and repair procedures. * **Lube:** Specifications and procedures for lubrication and fluid changes. * **Ignition Starting Charging:** Complete information on the ignition, starting, and charging systems. * **Auto Transmission Clutch:** Detailed information on automatic transmission operation, repair, and troubleshooting. * **Manual Transmission:** Information on manual transmission operation, repair, and troubleshooting. * **Transfer Propeller Shaft:** Detailed information on the transfer case and propeller shaft. * **Drive Shaft:** Information on the drive shaft and its components. * **Differential:** Information on the differential, including repair and troubleshooting procedures. * **Axle Suspension:** Detailed information on the axle and suspension system, including repair procedures. * **Tire & Wheel:** Information on tires, wheels, and related components. * **Brake Control:** Detailed information on the brake control system, including troubleshooting and repair procedures. * **Brake:** Information on the brake system, including repair and troubleshooting procedures. * **Parking Brake:** Information on the parking brake system, including repair and troubleshooting procedures. * **Steering Column:** Information on the steering column, including repair and troubleshooting procedures. * **Power Steering:** Detailed information on the power steering system, including troubleshooting and repair procedures. * **Air Condition:** Comprehensive information on the air conditioning system. * **Suppl Restraint System:** Information on the supplemental restraint system, including airbags and seat belts. * **Seat Belt:** Information on seat belt operation and maintenance. * **Engine Immobilizer:** Information on the engine immobilizer system. * **Cruise Control:** Information on the cruise control system. * **Wiper & Washer:** Information on the wiper and washer systems. * **Door Lock:** Information on the door lock system, including repair procedures. * **Meter Audio/Visual:** Information on the instrument panel and audio/visual systems. * **Horn:** Information on the horn system. * **Windshield/Glass Mirror:** Information on the windshield, glass, and mirror systems. * **Instrument Panel:** Information on the instrument panel and its components. * **Seat:** Information on the seats and their operation. * **Engine Hood/ Door:** Information on the engine hood and door operation. * **Exterior & Interior:** Information on the exterior and interior of the vehicle. * **Electrical:** Detailed information on the electrical system, including wiring diagrams and troubleshooting procedures. * **Multiplex/ Can Communication:** Information on the vehicle's multiplex and CAN communication systems. This manual is designed to be user-friendly and includes clear instructions and illustrations to help you understand and perform repairs. Whether you're a seasoned mechanic or a DIY enthusiast, this manual will empower you to confidently maintain and repair your Mercedes W124 E.

The 1986 Mercedes-Benz W124 E-Class, affectionately known as the "W124," marked a significant evolution in the brand's history. It replaced the iconic W123 model, introducing a new level of refinement, comfort, and safety. This mid-size sedan, available in various body styles including a sedan, wagon ("T-Model"), coupe, and convertible, was praised for its robust build quality, durable engines, and meticulous engineering. Underneath the elegant exterior lay a strong foundation of advanced technology for its time. The W124 featured innovations such as anti-lock brakes (ABS), power steering, and an intuitive dashboard design. Its suspension system provided a smooth and controlled ride, while the spacious interior offered ample comfort for both passengers and driver. The W124 epitomized the Mercedes-Benz ethos of enduring reliability and enduring value. The 1986 W124 E-Class was offered with a range of powerful and efficient engines, starting with the base 2.0-liter four-cylinder, all the way up to the thrilling 5.0-liter V8 in the high-performance 500E. The diesel engine options, known for their torque and fuel efficiency, were particularly popular in Europe. The W124 was available with a five-speed manual transmission or a four-speed automatic, both renowned for their smooth operation and robust construction. Despite its age, the W124 remains a sought-after classic car due to its timeless design, enduring quality, and the reputation for being a reliable and comfortable mode of transportation. Its enduring popularity is a testament to the W124's ability to stand the test of time, making it a cherished choice for enthusiasts and collectors alike.