This workshop repair service manual provides comprehensive information for all Mazda models equipped with the B6-DOHC engine, encompassing all generations, variations, trim levels, and transmission types. The B6-DOHC, a robust inline 4-cylinder engine typically displacing 1.6 liters, powered a range of popular Mazda vehicles from the mid-1980s through the late 1990s, including notable models like the Familia/323 and the first-generation MX-5 Miata. Known for its reliability and spirited performance, this engine is a testament to Mazda's engineering heritage, often celebrated for its contribution to sporty handling and driving engagement. This manual is designed to serve as an authoritative guide for DIY enthusiasts, professional technicians, and Mazda owners seeking to maintain and repair their vehicles. It covers critical areas such as engine mechanicals, fuel and cooling systems, exhaust, and the electrical system, including detailed troubleshooting procedures and wiring diagrams. With hundreds of pages of step-by-step repair instructions, detailed substeps, technical specifications, service procedures, and essential diagrams and illustrations, this document equips users with the professional-level knowledge required for accurate diagnostics and effective repairs, ensuring the longevity and optimal performance of the B6-DOHC engine. 🏷️ Basic Information Identification Make: Mazda Engine Family: B6-DOHC Codes Engine Code: B6-DOHC 👋 Introduction Market Position Target Audience: DIY enthusiasts, professional technicians, Mazda owners seeking to perform maintenance and repairs Competitive Analysis Advantage: Directly sourced from manufacturer, providing accuracy and completeness comparable to or exceeding shop manuals; digital format offers immediate access and cost savings on repairs. Key Features Feature 1: Comprehensive diagnostic and repair information Feature 2: Detailed diagrams, illustrations, and photos Feature 3: Step-by-step repair procedures with detailed substeps and safety notes Feature 4: Troubleshooting guides and electrical system service procedures Feature 5: Instant download delivery 📋 Manual Details Coverage Areas Applicable Models: All Mazda models equipped with the B6-DOHC engine Applicable Generations: Encompasses all generations and variations of vehicles utilizing the B6-DOHC engine Applicable Trims: All trim levels and configurations Applicable Transmissions: All transmission types (manual and automatic) paired with the B6-DOHC engine Page Count Estimated Pages: Hundreds of pages (specific number not provided, but described as comprehensive) Manual Type Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Engine identification, general precautions, disassembly and assembly, engine body, servicing specifications, tightening torques, disassembling and servicing Engine Fuel System: Fuel system, fuel filter Engine Cooling System: Cooling system Engine Exhaust System: Exhaust system Engine Electrical System: Electrical system, alternator, regulator, wiring diagrams Procedures Included Maintenance: Maintenance check list, check and maintenance procedures Diagnostics: Troubleshooting procedures, electrical system diagnostics Repair: Step-by-step repair procedures for all covered systems, detailed substeps Disassembly Assembly: Complete engine disassembly and assembly procedures Technical Depth Depth: Professional-level diagnostic, repair, and maintenance information as used by local service/repair shops; includes critical specifications and detailed diagrams Illustrations: Hundreds of pages of diagrams, illustrations, drawings, and photos Special Tools: Information on required special tools for specific repairs 📊 Manual Specifications File Format Format: PDF Print Quality Printability: Full printable Zoom Functionality: Zoom IN/OUT enabled Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Format) Requirements Software Requirements: Adobe PDF Reader, WinZip Compatibility Operating Systems: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Code: B6-DOHC Engine Type: Inline 4-cylinder, DOHC (Dual Overhead Camshaft) Displacement: Typically 1.6 Liters (1597 cc) - specific to model year and application Performance Horsepower Range: Varies by application, generally between 110-140 HP (e.g., Miata NA, Escort GT) Torque Range: Varies by application, generally around 100-120 lb-ft Fuel System Fuel Delivery: Electronic Fuel Injection (EFI), often multi-point injection (MPI) Fuel Type: Unleaded Gasoline Engine Body Block Material: Cast Iron Cylinder Head Material: Aluminum Alloy Bore X Stroke: Typically 83.0 mm x 74.2 mm (specific to application) Compression Ratio: Varies, often around 9.4:1 to 10.0:1 🔧 Transmission Standard Type: Various manual and automatic transmissions are compatible, depending on the vehicle application. Optional Type: Specific transmission models (e.g., Mazda's F-series manual transmissions, various automatic transmissions) will be detailed in the manual based on vehicle fitment. Features Clutch Type: Single dry plate clutch (manual transmissions) 📐 Dimensions Exterior Vehicle Application Dependent: Dimensions are highly vehicle-specific. The B6-DOHC engine was used in various Mazda models like the Familia/323, MX-3, MX-5 (NA), and Escort/Capri. Exterior dimensions vary significantly between these models. Weights Engine Weight: Engine weight varies but is generally in the range of 300-350 lbs (dry). 🛡️ Safety Features Ratings Vehicle Dependent: Safety ratings are tied to the specific vehicle model and year the B6-DOHC engine is installed in, not the engine itself. The manual focuses on mechanical and electrical systems for repair and maintenance. Active Features Vehicle Dependent: Not directly covered by engine manual. Focus is on mechanical systems. Passive Features Vehicle Dependent: Not directly covered by engine manual. Focus is on mechanical systems. 💡 Technology Features Infotainment Vehicle...