1987 Mercedes-Benz 300D Service Manual
Complete shop manual for 1987 Mercedes-Benz 300D models. Covers engine, cooling, exhaust, ABS, and SRS systems.
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Models Covered & Key Technical Specifications
1987 Mercedes-Benz 300D Service Manual 1987 Mercedes-Benz 300D (Manual) - 1987. Technical Coverage | Service Manual.
- Engine Specifications: 2.5L Diesel (152.4 cu. in. displacement) with 93 HP @ 4600 RPM and 122 ft-lbs. @ 2800 RPM torque.
- Engine Specifications: 3.0L Turbo Diesel (183.0 cu. in. displacement) with 143 HP @ 4600 RPM and 195 ft-lbs. @ 2400 RPM torque.
- Brake System: ABS (Bosch design) with hydraulic unit, solenoids, speed sensors, and electronic control unit.
- SRS System: Includes airbags, ETR, sensors, and control unit for occupant safety.
- Transmission: W4A020 / W4A040 automatic 4-speed transmission with torque converter and multiple disc clutches.
- Cooling System: Covers water pump, torque specifications, and engine cooling system details.
Manual Description & Preview
OEM-Grade Shop Technical Manual: Mercedes-Benz 300D (1987) Service Manual
Brand: Mercedes-Benz // Model: 300D // Year: 1987. Topic: Automotive Repair // System: Engine, Brakes, SRS // Category: Vehicle Maintenance.
Service Manual Overview
This comprehensive service manual provides detailed information for the 1987 Mercedes-Benz 300D. It covers essential systems including the engine, cooling, exhaust, ABS, and SRS systems, offering in-depth procedures and specifications.
Table of Contents Summary
- Engine Identification and Coding
- ABS System Operation and Troubleshooting
- SRS System Components and Testing
- Transmission Applications and Diagnosis
- Brake System Uniform Inspection Guidelines
Key System Coverage
Engine Systems
This section details engine specifications, identification codes, and repair procedures for both the 2.5L Diesel and 3.0L Turbo Diesel engines. It includes information on engine removal, installation, and component servicing.
Anti-Lock Brake System (ABS)
The manual provides a thorough overview of the ABS system, including its Bosch design, hydraulic unit operation, speed sensors, and electronic control unit. Troubleshooting guides and wiring diagrams are included.
Supplemental Restraint System (SRS)
Detailed information on the SRS components, including the airbag module, ETR, sensors, and control unit, is provided. Testing procedures for the SRS warning light, voltage converter, and air bag circuits are outlined.
Transmission Service
Coverage includes transmission applications for W4A020 and W4A040 models, along with detailed descriptions of their operation, including gear shifts and hydraulic system pressures. Troubleshooting for common transmission issues is also featured.
This manual documents torque specifications for critical engine components to ensure proper assembly and function, contributing to axial load stability.
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