Engine Mechanical:
        
        
            Engine overhaul, disassembly, assembly, component testing, specifications, cylinder head, block, pistons, crankshaft, camshafts, timing system, lubrication, cooling.
        
     
    
        
            Engine Performance:
        
        
            Fuel injection system, ignition system, emission control system, engine control system (ECU), sensors, actuators.
        
     
    
        
            Transmission Manual:
        
        
            Manual transmission service and repair (if applicable to specific Z5 applications).
        
     
    
        
            Transmission Automatic:
        
        
            Automatic transmission service and repair (if applicable to specific Z5 applications).
        
     
    
        
            Brake System:
        
        
            Brake system diagnosis, repair, component replacement (discs, pads, calipers, lines, master cylinder).
        
     
    
        
            Wiring Diagrams:
        
        
            Complete electrical wiring diagrams for all vehicle systems.
        
     
    
        
            Electrical System:
        
        
            Power distribution, starter, alternator, lighting, instrumentation, accessories, body electrical.
        
     
    
        
            Suspension:
        
        
            Front and rear suspension diagnosis and repair, component replacement (struts, shocks, control arms, bushings).
        
     
    
        
            Steering:
        
        
            Steering system diagnosis and repair, power steering, steering rack, tie rods.
        
     
    
        
            Cooling System:
        
        
            Cooling system diagnosis, repair, radiator, water pump, thermostat, coolant specifications.
        
     
    
        
            Fuel Injection:
        
        
            Fuel injection system components, diagnosis, cleaning, pressure testing, injector specifications.
        
     
    
        
            Fuel System:
        
        
            Fuel tank, fuel pump, fuel filter, fuel lines, fuel pressure regulator.
        
     
    
        
            Emission System:
        
        
            Emission control components, diagnosis, catalytic converter, EGR system, EVAP system.
        
     
    
        
            HVAC System:
        
        
            Heater and air conditioning system diagnosis, refrigerant, components, service.
        
     
    
        
            Chassis Body:
        
        
            Body construction, chassis components, frame, doors, panels, glass, seals.
        
     
    
        
            Restraint System:
        
        
            Airbag system, seatbelts, safety restraints diagnosis and service precautions.
        
     
    
        
            Interior:
        
        
            Interior trim, seats, dashboard, console, carpeting.
        
     
    
        
            Differential Drive:
        
        
            Differential and drive axle service, maintenance, specifications.
        
     
    
        
            Axle:
        
        
            Front and rear axle components, service, maintenance.
        
     
    
    
        
            General Maintenance:
        
        
            Routine checks, fluid changes, filter replacements, tire rotation, spark plug replacement, lubrication.
        
     
    
        
            Troubleshooting:
        
        
            Systematic diagnostic procedures for identifying and resolving common and uncommon issues.
        
     
    
        
            Engine Repair:
        
        
            Complete engine rebuild procedures, component replacement, cylinder head machining, valve adjustments.
        
     
    
        
            Transmission Repair:
        
        
            Transmission disassembly, assembly, repair, clutch replacement (if manual), torque converter replacement (if automatic).
        
     
    
        
            Brake System Repair:
        
        
            Brake bleeding, caliper overhaul, rotor replacement, brake pad replacement, ABS system diagnostics.
        
     
    
        
            Electrical System Diagnostics:
        
        
            Circuit testing, component diagnosis using multimeters and oscilloscopes, wiring harness repair.
        
     
    
        
            Suspension Alignment:
        
        
            Wheel alignment procedures, adjustment points, specifications.
        
     
    
        
            Steering System Repair:
        
        
            Power steering pump replacement, rack and pinion repair, steering column service.
        
     
    
        
            Cooling System Service:
        
        
            Coolant flush and fill, radiator replacement, water pump replacement, thermostat testing.
        
     
    
        
            Fuel System Cleaning:
        
        
            Fuel injector cleaning, throttle body cleaning, fuel system pressure checks.
        
     
    
        
            Emission System Diagnosis:
        
        
            Diagnosis of emission control faults, sensor testing, component replacement.
        
     
    
        
            HVAC System Service:
        
        
            Refrigerant charging, leak detection, component replacement (compressor, evaporator, condenser).
        
     
    
        
            Chassis Body Repair:
        
        
            Body panel alignment, door hinge adjustment, glass replacement, seal replacement.
        
     
    
        
            Restraint System Service:
        
        
            Precautions for airbag system servicing, seatbelt replacement.
        
     
    
        
            Differential Drive Service:
        
        
            Differential fluid changes, bearing adjustment, axle shaft replacement.
        
     
    
    
        
            Depth:
        
        
            Comprehensive factory-level repair and overhaul procedures, including detailed specifications, torque values, diagnostic flowcharts, and troubleshooting guides.