Engine Mechanical:
Full engine disassembly, assembly, rebuild procedures for the Renesis rotary engine, including apex seals, rotor housings, side housings, eccentric shaft, oil injection system, and cooling system.
Engine Electrical:
Ignition system, fuel injection system (sequential multi-point), engine control unit (ECU), sensors, actuators, and starting system.
Transmission:
Manual transmission (Type R154 equivalent or similar Mazda 6-speed) and Automatic transmission (likely a 4-speed or 5-speed unit specific to the RX-8) including removal, installation, overhaul, and fluid specifications.
Drivetrain:
Differential, driveshafts, half-shafts, wheel bearings, and axle assemblies.
Suspension:
Front and rear suspension components, including struts, shock absorbers, springs, control arms, bushings, ball joints, and alignment specifications.
Steering:
Power steering system (electric or hydraulic), steering rack, tie rods, and steering column.
Brakes:
Front and rear brake systems, including discs, calipers, pads, master cylinder, ABS (Anti-lock Braking System), DSC (Dynamic Stability Control) components, and bleeding procedures.
Body And Chassis:
Body panel removal and installation, structural components, doors, hood, trunk, bumpers, interior trim, and anti-corrosion measures.
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system, including refrigerant handling, compressor, condenser, evaporator, blower motor, and climate control unit.
Electrical System:
Full vehicle electrical system, including wiring diagrams, lighting, power windows, power locks, central locking, audio system, instrument cluster, and fuse/relay locations.
Safety Systems:
Supplemental Restraint System (SRS) including airbags, seatbelt pretensioners, and associated sensors and control modules.
Routine Maintenance:
Oil changes, filter replacements (oil, air, cabin), spark plug replacement, coolant checks and changes, brake fluid checks and changes.
Tune Up Procedures:
Ignition timing adjustments, fuel system cleaning, idle speed adjustments, and diagnostic checks.
Engine Rebuild:
Complete engine overhaul procedures for the Renesis rotary engine, including apex seal replacement, rotor housing lapping, and reassembly specifications.
Transmission Repair:
Manual and automatic transmission repair, clutch replacement, gear synchro diagnosis and replacement, and torque converter service.
Brake System Repair:
Brake pad and rotor replacement, caliper overhaul, ABS system diagnostics and repair, and brake fluid bleeding.
Suspension And Steering Repair:
Replacement of worn suspension components, alignment procedures, power steering system diagnostics and repair.
Electrical Diagnostics:
Troubleshooting and repair of electrical faults using wiring diagrams and diagnostic procedures.
HVAC System Service:
Refrigerant system servicing, component replacement, and diagnostic procedures for HVAC issues.
Body Repair:
Panel replacement, dent repair, rust remediation, and interior trim installation/removal.
Diagnostic Troubleshooting:
Systematic troubleshooting guides for common and uncommon issues, fault code interpretation.
Depth:
Comprehensive, covering all aspects from routine maintenance to complete engine and transmission rebuilds, including detailed diagnostic procedures and specifications. Equivalent to dealership-level technical information.
Engine Name:
Mazda Renesis (13B-MSP)
Engine Type:
Naturally Aspirated Rotary Engine (Wankel)
Rotor Displacement:
654 cc per rotor (1308 cc total effective displacement)
Horsepower Gs:
215 hp @ 7000-8200 rpm (approx.)
Horsepower Gt:
232 hp @ 7000-8200 rpm (approx.)
Torque Gs:
159 lb-ft @ 5500 rpm (approx.)
Torque Gt:
159 lb-ft @ 5500 rpm (approx.)
Fuel Delivery:
Sequential Electronic Fuel Injection (SEFI)
Fuel Type:
Unleaded gasoline, Premium (91 octane or higher) recommended, especially for optimal performance.
Oil Type:
API SG, SH, SJ, SL, SM, SN or ILSAC GF-3, GF-4, GF-5. Recommended viscosity: SAE 5W-30, SAE 10W-30 (refer to manual for climate specific recommendations).
Oil Capacity:
Approximately 5.5 quarts (5.2 liters) with filter change. The manual will detail exact capacity.
Oil Filter Part Number Example:
Mazda Genuine B6Y1-14-302 (verify specific application)
Coolant Type:
Mazda FL22 Long Life Coolant (Green) or equivalent. Capacity approximately 7.5 quarts (7.1 liters). Manual will provide specific details.
Spark Plugs:
Direct ignition system with individual coils per rotor. Specific spark plug types (e.g., NGK) and gap settings are critical and detailed in the manual.
NHTSA Front Crash Test:
5 Stars (for driver and passenger in early models, may vary by year/testing agency)
IIHS Front Offset Crash Test:
Good (for early models, check specific year ratings)
ABS:
Standard Anti-lock Braking System (ABS)
Dsc:
Standard Dynamic Stability Control (DSC) and Traction Control System (TCS)
Braking System:
Front: Ventilated discs, Rear: Solid discs (caliper size and material specifications detailed in manual).
Airbags:
Front airbags, side airbags, and curtain airbags (availability varies by trim).
Seatbelts:
3-point seatbelts with pretensioners and load limiters.
Service Intervals General
Oil Change Interval:
Every 5,000 miles (8,000 km) or 6 months, whichever comes first. Critical for rotary engine longevity. Manual will provide precise recommendations.
Air Filter Replacement:
Every 30,000 miles (48,000 km) or as needed based on inspection. Manual will specify.
Cabin Filter Replacement:
Every 15,000 miles (24,000 km) or annually. Manual will specify.
Spark Plug Replacement:
Recommended every 30,000 - 60,000 miles (48,000 - 96,000 km), depending on plug type and usage. Rotary engines are sensitive to plug condition. Manual will provide exact interval and specifications.
Coolant Flush:
Every 60,000 miles (96,000 km) or 4 years. Manual will provide precise interval.
Brake Fluid:
DOT 3 or DOT 4. Manual will specify exact type and capacity.
Power Steering Fluid:
Refer to manual for specific type. Some models use ATF, others use dedicated power steering fluid. Capacity is typically around 1 quart.
Apex Seal Wear:
Premature wear of apex seals is a common concern with the Renesis engine, often linked to maintenance practices, driving style, and proper oil consumption. The manual covers inspection and replacement procedures.
Carbon Buildup:
Carbonization in the rotor housings and exhaust ports can occur, impacting performance. Regular use of specific cleaning additives or procedures (covered in manual) can mitigate this.
Oiling System:
The oil metering system is crucial. Blockages or malfunctions can lead to lubrication issues. The manual details its inspection and maintenance.
Eccentric Shaft Seal Wear:
Can lead to oil consumption or internal leaks. The manual provides diagnostic steps and repair procedures.
Ignition System Issues:
Coil packs and spark plugs require regular inspection and replacement due to the nature of the rotary engine. Manual provides specifications.