Engine Mechanical:
Engine overhaul, cylinder head, block, pistons, crankshaft, camshafts, timing system.
Engine Management:
Fuel injection system (EFI), ignition system, emission control systems, ECU diagnostics.
Transmission Automatic:
Automatic transmission overhaul, torque converter, valve body, internal components, electronic control.
Transmission Manual:
Manual transmission overhaul, clutch system, gear selection mechanism.
Drivetrain:
Front-wheel drive, drive shafts, constant velocity joints, differential.
Suspension:
Front and rear suspension systems, struts, shock absorbers, control arms, bushings, alignment.
Steering:
Power steering system, steering rack, steering column, tilt/telescopic adjustments.
Brakes:
Front and rear brake systems (disc/disc, ABS), hydraulic components, calipers, rotors, pads, parking brake.
Electrical System:
Battery, charging system, starting system, fuses, relays, wiring diagrams.
Lighting System:
Headlights, taillights, interior lighting, fog lights, bulb types and replacement.
Climate Control:
HVAC system, air conditioning (A/C) compressor, refrigerant, heater core, blower motor, controls.
Body And Interior:
Body panels, doors, hood, trunk, interior trim, seats, airbags, sound insulation.
Chassis And Frame:
Frame construction, body mounting points, corrosion protection.
Safety Systems:
Airbag system, seatbelts, ABS operation.
Maintenance:
Oil changes, filter replacements, fluid checks and changes, tire rotation, spark plug replacement, brake pad replacement.
Troubleshooting:
Diagnostic procedures for all major systems, common fault identification, symptom-based troubleshooting guides.
Repair:
Component removal and installation, major unit overhauls, body panel repair, electrical component replacement.
Diagnostics:
OBD-II diagnostic codes, scan tool usage, specific sensor testing, electrical circuit tracing.
Calibration And Adjustment:
Wheel alignment, idle speed adjustment, parking brake adjustment, headlight aiming.
Wiring Diagrams:
Detailed electrical wiring diagrams for all vehicle systems.
Specifications And Tolerances:
Torque specifications, clearances, wear limits for all components.
Depth:
Comprehensive coverage from basic preventative maintenance to complete engine and transmission rebuilds, including in-depth electrical diagnostics.
Engine Code Millenia V6:
KL-DE (3.0L V6 Naturally Aspirated), KLG4 (3.0L V6 Supercharged)
Engine Displacement Millenia V6:
2954 cc (3.0 Liters)
Horsepower Millenia V6 Na:
210-217 hp (SAE net, varies by year and market)
Torque Millenia V6 Na:
200-205 lb-ft (SAE net, varies by year and market)
Horsepower Millenia V6 Sc:
240 hp (SAE net)
Torque Millenia V6 Sc:
250 lb-ft (SAE net)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded gasoline (91 octane or higher recommended for optimal performance)
Ignition Type:
Distributorless Ignition System (DIS) with Coil-on-Plug (COP) technology on later models.
Coolant Type:
Mazda FL22 Antifreeze/Coolant or equivalent (typically ethylene glycol-based, long-life).
Automatic Transmission Type:
4-speed electronically controlled automatic transmission (e.g., Jatco JF403E or similar).
Automatic Transmission Fluid:
Mazda ATF MV or equivalent (e.g., Dexron III/VI, Mercon V compatible).
Manual Transmission Type:
5-speed manual transmission.
Manual Transmission Fluid:
API GL-4 or GL-5, SAE 75W-90 gear oil.
Clutch Type:
Hydraulically actuated, dry single-plate clutch.
Engine Oil Change:
Every 5,000-7,500 miles (8,000-12,000 km) or 6-12 months, whichever comes first, using synthetic oil.
Air Filter Replacement:
Every 15,000-30,000 miles (24,000-48,000 km) or as needed based on driving conditions.
Spark Plug Replacement:
Every 60,000-100,000 miles (96,000-160,000 km) for iridium or platinum plugs.
Timing Belt Replacement:
Not applicable, V6 engines utilize a timing chain.
Engine Oil Capacity:
Approx. 4.5 - 4.9 US quarts (4.3 - 4.7 Liters) with filter change. Check manual for exact specification.
Engine Oil Viscosity:
5W-30 or 10W-30 (check manual for regional variations and temperature suitability).
Coolant Capacity:
Approx. 7.0 - 7.5 US quarts (6.6 - 7.1 Liters).
Engine Oil Leaks:
Common leaks from valve cover gaskets, oil pan gasket, and front crankshaft seal due to age.
Automatic Transmission:
Occasional harsh shifting or delayed engagement, often related to transmission fluid degradation or valve body issues. Supercharged models may have more robust transmission, but still require diligent maintenance.
Suspension Components:
Worn ball joints, control arm bushings, and strut mounts can lead to noise and poor handling.
Evaporative Emissions Control:
Canister purge valve or vent solenoid failures can cause rough idle or P0442/P0455 codes.
Heater Control Valves:
Leaking or malfunctioning heater control valves can cause cabin temperature issues.