This comprehensive 1985 Renault 25 Service and Repair Manual provides detailed instructions and illustrations for maintaining, servicing, diagnosing, and repairing your vehicle. The manual is designed to be user-friendly and covers every aspect of your car, including: **Maintenance:** This section covers routine maintenance tasks such as oil changes, filter replacements, and fluid checks. You will find detailed instructions and specifications for each procedure. **Engine:** The manual delves into the intricacies of your Renault 25's engine. You will find detailed information about engine components, troubleshooting common engine problems, and performing repairs. **Control System:** This section covers the electrical and electronic systems of your vehicle, including the engine control unit (ECU) and other sensors. You will find detailed diagrams and explanations to help you understand and diagnose any issues. **Mechanical:** The manual covers all mechanical systems, including the transmission, suspension, brakes, steering, and drivetrain. You will find detailed instructions for repairing and maintaining these systems, complete with diagrams and specifications. **Fuel Service Specifications:** This section provides detailed information about fuel systems, including fuel injection, fuel lines, and fuel tanks, as well as specifications for fuel types and additives. **Emission Control:** Learn about your car's emission control system, including catalytic converter, exhaust gas recirculation (EGR) system, and oxygen sensors. Troubleshooting and repair information is included. **Intake Exhaust Cooling:** This section covers the intake and exhaust systems, including the air intake manifold, exhaust manifold, and cooling systems. You'll find detailed information on troubleshooting and repair. **Lube:** This section provides information on lubrication systems, including oil types, oil change intervals, and lubrication procedures. **Ignition Starting Charging:** This section covers the ignition system, starter system, and charging system, including troubleshooting and repair instructions for these critical components. **Auto Transmission Clutch:** For vehicles equipped with automatic transmissions, detailed information and instructions on repair and maintenance are provided. **Manual Transmission:** This section provides detailed instructions for maintaining and repairing your car's manual transmission system. **Transfer Propeller Shaft:** This section covers the transfer case and propeller shaft, including troubleshooting and repair procedures. **Drive Shaft:** This section covers the drive shafts, including detailed instructions for repair and maintenance. **Differential:** Learn about the differential system, including troubleshooting and repair information. **Axle Suspension:** This section provides detailed information on the axle and suspension systems, including troubleshooting and repair instructions. **Tire and Wheel:** This section covers wheel and tire maintenance, including tire pressure, tire rotation, and wheel balancing. **Brake Control:** This section covers the brake control system, including the master cylinder, brake booster, and hydraulic lines. **Brake:** Learn about your car's brake system, including brake pads, rotors, calipers, and drums, with detailed repair and troubleshooting information. **Parking Brake:** This section covers the parking brake system, including adjustment and repair instructions. **Steering Column:** This section covers the steering column, including adjustment and repair instructions. **Power Steering:** Detailed information on the power steering system is provided, including troubleshooting and repair procedures. **Air Condition:** Learn about your car's air conditioning system, including troubleshooting and repair information. **Supplement Restraint System:** This section covers the supplemental restraint system (SRS), which includes airbags, seat belt pretensioners, and other safety features. **Seat Belt:** This section covers seat belt systems, including inspection, adjustment, and repair procedures. **Engine Immobilizer:** This section covers the engine immobilizer system, which helps prevent vehicle theft. **Cruise Control:** Learn about the cruise control system, including operation, troubleshooting, and repair. **Wiper and Washer:** This section covers the windshield wiper and washer systems, including troubleshooting and repair instructions. **Door Lock:** This section covers door lock systems, including troubleshooting and repair instructions. **Meter Audio/Visual:** This section covers the instrument cluster and audio/visual systems, including troubleshooting and repair. **Horn:** This section covers the horn system, including troubleshooting and repair instructions. **Windshield Glass Mirror:** This section covers the windshield, glass, and mirrors, including troubleshooting and repair instructions. **Instrument Panel:** This section covers the instrument panel, including troubleshooting and repair instructions. **Seat:** Learn about the seat systems, including adjustment, repair, and upholstery information. **Engine Hood Door:** This section covers the engine hood and doors, including troubleshooting and repair instructions. **Exterior and Interior:** This section provides information on the exterior and interior of your car, including trim, lights, and other features. **Electrical:** This section covers the electrical system of your vehicle, including wiring diagrams, circuit descriptions, and troubleshooting information. **Multiplex/Can Communication:** This section covers the vehicle's multiplex system, which allows different electronic systems to communicate with each other. This manual is an invaluable resource for any Renault 25 owner who wants to perform their own repairs and maintenance. Whether you are a seasoned mechanic or a novice, this manual will provide you with the knowledge and guidance you need to keep your car running smoothly.

The 1985 Renault 25 was a mid-size executive car produced by the French automaker Renault from 1984 to 1992. It was a significant departure from Renault's previous offerings, showcasing a more luxurious and refined approach aimed at competing with established players in the premium segment. Its sleek design, penned by renowned designer Marcello Gandini, featured a distinctive sloping nose, distinctive rear window, and innovative flush-fitting door handles. The Renault 25 was available in a range of body styles, including a four-door saloon, a five-door hatchback, and a three-door estate, catering to diverse customer needs. Mechanically, the Renault 25 offered a selection of petrol and diesel engines, ranging from 1.6 liters to 2.2 liters in displacement. Notable features included advanced suspension systems, power steering, and a spacious interior with a focus on comfort and ergonomics. The introduction of the 25 represented a turning point for Renault, demonstrating the brand's ambition to move beyond its traditional image as a manufacturer of affordable cars. The 25, despite facing stiff competition from German and Japanese rivals, garnered critical acclaim for its design, engineering, and driving experience, securing its place as a significant model in Renault's history. A comprehensive service and repair manual is essential for maintaining this complex vehicle, providing detailed instructions and diagrams for addressing mechanical issues, performing routine maintenance, and ensuring the long-term health of the 1985 Renault 25.