Engine Mechanical:
Engine assembly, disassembly, cylinder heads, pistons, crankshaft, timing systems, lubrication, cooling.
Fuel System:
Fuel injection, fuel pump, fuel pressure regulator, fuel tank, evaporative emissions control.
Exhaust System:
Exhaust manifolds, catalytic converters, mufflers, oxygen sensors.
Transmission Manual:
Gearbox assembly, disassembly, clutch operation, shift mechanisms, specific gear ratios.
Transmission Automatic:
Tiptronic automatic transmission operation, diagnostics, fluid service.
Drivetrain AWD:
All-wheel-drive system components, coupling, front axle differentials.
Suspension:
Front and rear suspension components, struts, shock absorbers, control arms, sway bars, PASM (Porsche Active Suspension Management).
Steering:
Power steering system, steering rack, steering column, alignment specifications.
Brakes:
Brake system components, ABS (Anti-lock Braking System), PSM (Porsche Stability Management), brake fluid specifications, bleeding procedures, disc and pad replacement.
Wheels Tires:
Wheel torque specifications, tire pressure recommendations, wheel bearing replacement.
Electrical System General:
Battery, charging system, starter motor, lighting, fuses, relays.
Body Exterior:
Body panels, doors, hood, trunk, bumpers, spoilers, glass replacement.
Body Interior:
Interior trim, seats, dashboard, airbags, climate control system.
Climate Control:
HVAC system operation, refrigerant, blower motor, AC compressor, cabin filter replacement.
Infotainment:
PCM (Porsche Communication Management) system diagnostics, navigation, audio system.
Safety Systems:
Airbag system operation, SRS (Supplemental Restraint System) diagnostics, seatbelt mechanisms.
Diagnostic Troubleshooting:
General troubleshooting guides, fault code interpretation, diagnostic procedures.
Wiring Diagrams:
Comprehensive electrical wiring diagrams for all systems.
Maintenance Routine:
Oil changes, filter replacements, spark plug replacement, brake fluid flush, coolant checks.
Repair Engine:
Engine rebuilds, component replacement (e.g., water pump, thermostat, timing chain), cylinder head gasket replacement.
Repair Transmission:
Transmission seal replacement, clutch replacement, torque converter service.
Repair Suspension Steering:
Strut replacement, control arm bushing replacement, power steering pump replacement, alignment adjustments.
Repair Brakes:
Brake caliper overhaul, ABS module replacement, parking brake adjustment.
Repair Electrical:
Alternator replacement, starter motor replacement, window regulator repair, sensor replacement.
Repair Bodywork:
Door panel removal, bumper cover replacement, mirror assembly replacement.
Diagnostics Engine:
Fuel trim analysis, misfire diagnosis, emissions system troubleshooting.
Diagnostics Transmission:
Gear selection issues, torque converter slip diagnosis, electronic transmission control unit (TCM) troubleshooting.
Diagnostics Electrical:
Short circuit detection, open circuit tracing, CAN bus communication troubleshooting.
Technical Specifications Torque:
Detailed torque specifications for all critical fasteners.
Technical Specifications Alignments:
Wheel alignment angles and specifications.
Technical Specifications Tolerances:
Engine component clearances and tolerances.
Depth:
Comprehensive from basic maintenance to full engine and transmission rebuilds, including advanced diagnostics and electrical troubleshooting.
Oil Change Interval:
Typically every 10,000-15,000 miles or annually, whichever comes first, or as indicated by the vehicle's oil quality sensor.
Major Service Interval:
Around 30,000-40,000 miles or every 3-4 years, often including spark plugs, brake fluid, and detailed inspections.
Engine Oil Type:
Fully synthetic SAE 0W-40 or 5W-40 meeting Porsche A40 specification (e.g., Mobil 1 0W-40).
Coolant Type:
Glysantin G48 (or equivalent) blue ethylene glycol-based antifreeze/coolant.
Brake Fluid Type:
DOT 4 (e.g., Porsche OE Brake Fluid).
Transmission Fluid Manual:
Pentosin FFL-3 or similar API GL-4 SAE 75W-80 synthetic gear oil.
Transmission Fluid Automatic:
Porsche ATF specification (e.g., Pentosin ATF1 or equivalent).
Intermediate Shaft Bearing (Ims):
While less prone than earlier 996 models, the IMS bearing is still a potential concern for the early 997. The manual would detail inspection and potential preventative measures.
Oil Separator:
Cracked or failed oil separator (also known as crankcase breather) can lead to oil consumption and smoke.
Variocam Actuators:
Potential issues with VarioCam actuators and solenoids, affecting variable valve timing.
Rear Main Seal:
Leaking rear main seal is a known issue that often requires transmission removal for repair.