The Mazda Millenia, produced from 1995 to 2002, is an entry-level luxury sedan built on the Mazda Cronos platform. This model, with a chassis code of D54A for its 2.5L V6 engine, offered a refined interior and distinctive styling, aiming to compete with established luxury marques. Notable features included an available Miller-cycle engine and a standard Anti-lock Braking System (ABS), along with driver and front passenger airbags. The Millenia was recognized as a Car and Driver 10Best candidate in its debut year, highlighting its engineering quality and appeal. This comprehensive service and repair manual provides full coverage for the Mazda Millenia, catering to professional technicians and experienced DIY mechanics. It details routine maintenance procedures, including oil changes and fluid checks, as well as in-depth diagnostic guides and troubleshooting for common issues. The manual covers all major vehicle systems, such as the engine, transmission, brakes, suspension, and electrical systems, offering step-by-step repair instructions and rebuilding procedures for key components. Additionally, it includes technical specifications and extensive electrical wiring diagrams, empowering owners and technicians to maintain and restore the vehicle effectively. 🏷️ Basic Information Identification Make: Mazda Model: Millenia Year: 1995 Codes Chassis Code: D54A (for 2.5L V6) Platform: Mazda Cronos (GD) 👋 Introduction Market Position Segment: Entry-level Luxury Sedan Competitive Analysis Key Competitors 1995: Acura Legend, Lexus ES 300, Infiniti J30 Key Features Distinguishing Features: Unique Miller-cycle engine option (on later models/trims), refined interior, distinctive styling. Manual Value Proposition Target Audience: Professional technicians and experienced DIY mechanics. Benefits: Enables comprehensive repair, maintenance, and restoration, mirroring factory service information. 📋 Manual Details Coverage Areas General Coverage: Full Service Repair Page Count Estimated Page Count: Varies by specific edition, typically hundreds of pages for a full service manual. Manual Type Type: Service and Repair Manual Language Language: English Format File Format: PDF Delivery Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Engine Mechanical: Engine disassembly, assembly, overhaul, timing, cooling, lubrication. Engine Electrical: Ignition system, starting and charging system, engine control module (ECM) diagnostics. Fuel System: Fuel injection system (MPI), fuel pump, fuel injectors, fuel pressure testing. Transmission Automatic: Overhaul, diagnosis, fluid specifications, torque converter. Suspension: Front and rear suspension, struts, shock absorbers, control arms, wheel bearings. Steering: Power steering system, steering rack, tie rods, diagnosis. Brakes: Disc brakes (front and rear), ABS system, brake fluid specifications, bleeding procedures. Electrical System: Battery, starter, alternator, lighting, interior electronics, wiring diagrams. HVAC: Heating, ventilation, air conditioning system diagnosis and repair. Body And Trim: Exterior panels, interior trim, door mechanisms, glass replacement. Procedures Included Maintenance: Routine maintenance, oil changes, filter replacements, fluid checks. Diagnostics: Troubleshooting guides, diagnostic trouble codes (DTCs), sensor testing. Repair: Step-by-step repair procedures for all major vehicle systems. Rebuilding: Detailed instructions for rebuilding major components like engines and transmissions. Wiring Diagrams: Comprehensive electrical wiring diagrams for all systems. Technical Depth Level Of Detail: Professional Technician Level with extensive detail for DIY enthusiasts. 📊 Manual Specifications File Format Quality: High-resolution PDF, suitable for printing. Print Quality Printable: Full Printable Binding Type Binding Type: Digital (PDF download, can be burned to CD-ROM) Paper Type Paper Type: Not Applicable (Digital) ⚙️ Engine Specifications Primary Engine Engine Code And Type: 2.5L (2490cc) V6 DOHC (KL-ZE or equivalent, depending on specific market/trim) Performance Horsepower: Approximately 170-180 HP (Varies slightly by market/specific engine variant) Torque: Approximately 160-170 lb-ft (Varies slightly by market/specific engine variant) Fuel System Fuel Delivery: Electronic Multi-Point Fuel Injection (MPI) Technical Details Bore X Stroke: 84.0 mm x 74.2 mm (Approximate, for 2.5L) Compression Ratio: 9.3:1 (Approximate, for 2.5L) 🔧 Transmission Standard Transmission Type: 4-speed automatic transmission (e.g., J4AEL) Optional Transmission Type: Manual transmission was not commonly offered on US market Millenia models. Features Automatic Transmission Features: Electronically controlled, advanced shift logic for performance and economy. 📐 Dimensions Exterior Length: Approx. 191.7 inches Width: Approx. 70.9 inches Height: Approx. 55.1 inches Weights Curb Weight: Approx. 3,400 - 3,600 lbs (Varies by trim and options) Wheelbase: Approx. 107.1 inches 🛡️ Safety Features Ratings NHTSA Front Crash Rating: Not extensively documented for this specific model year in readily available public databases. Refer to original NHTSA reports if available. Active Features ABS: Standard Anti-lock Braking System (ABS) on most trims. Passive Features Airbags: Driver and front passenger airbags. Seatbelts: Three-point seatbelts with pretensioners. 💡 Technology Features Infotainment Audio System: Factory-installed AM/FM stereo with cassette and CD player options were common. Driver Assistance Cruise Control: Standard cruise control. Connectivity Early Telematics: Limited by 1995 standards; typically no integrated Bluetooth or advanced smartphone connectivity. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000 - 7,500 miles or 6 months, depending on driving conditions. Consult manual for specific recommendation. Transmission Fluid Change: Every 30,000 - 60,000 miles, or as specified in the manual. Use appropriate Mazda ATF. Fluid Specifications Engine Oil Type And Viscosity: API SG or higher, SAE 5W-30 recommended....