Positioning:
High-end executive sedan, competing with German luxury marques of the era.
Design Philosophy:
Characterized by sleek, Pininfarina-designed styling and advanced engineering.
Competitors:
BMW 5 Series, Mercedes-Benz E-Class, Audi 100/200, Jaguar XJ.
Unique Selling Points:
Distinctive Italian styling, powerful V6 engines, sophisticated chassis dynamics, luxurious interior appointments.
Intended Users:
Alfa Romeo 164 owners with basic to advanced mechanical skills, independent auto service professionals, dealerships.
Cost Savings:
Enables DIY maintenance and repairs, potentially saving significant costs on dealership labor.
Primary Coverage:
Service, Repair, Troubleshooting, Diagnostics
Secondary Coverage:
Maintenance, Technical Specifications, Wiring Schematics
Estimated Page Count:
Likely 1000+ pages (typical for comprehensive factory service manuals)
Type:
Workshop Manual / Service Repair Manual
Powertrain:
Engine Mechanical, Engine Electrical, Fuel System, Emission Control System, Clutch System, Manual Transaxle, Automatic Transaxle, Driveshaft and Axle
Chassis:
Suspension System, Steering System, Brake System
Body And Comfort:
Body (Interior and Exterior), Body Electrical System, Heating, Ventilation, Air Conditioning (HVAC), Restraint System
Steering System:
Power steering system, steering rack, column, alignment procedures.
Brake System:
Front and rear disc brakes, ABS (if equipped), hydraulic components, bleeding procedures.
Driveshaft And Axle:
Front axle components, CV joints, driveshafts.
Diagnostics:
Troubleshooting procedures, fault code diagnosis (if applicable to the era)
Maintenance:
Routine maintenance, scheduled servicing, fluid changes, filter replacements
Repair:
Step-by-step repair instructions for all major components and systems
Overhaul:
Engine rebuild, transmission overhaul, component disassembly and reassembly
Wiring Schematics:
Detailed wiring diagrams for all electrical systems are a critical component of this manual.
Depth:
Comprehensive (from basic maintenance to advanced component overhaul and electrical diagnostics)
Illustrations And Diagrams:
Includes diagrams, illustrations, and wiring schematics
Engine Type:
V6, naturally aspirated
Displacement:
3.0 Liters (182 cu. in.) - Likely the primary V6 for the 1991 model year in most markets.
Engine Code Family:
Alfa Romeo V6 'Busso' engine
Engine Block Material:
Aluminum alloy
Horsepower:
Approximately 190-200 hp (depending on specific market tune)
Torque:
Approximately 185-190 lb-ft
Injection Type:
Bosch Motronic electronic fuel injection
Valve Train:
DOHC (Dual Overhead Camshafts), 4 valves per cylinder
Ignition System:
Electronic ignition, likely distributorless in later variants of the 1991 model.
System Type:
Catalytic converter, secondary air injection (depending on market regulations).
Crash Test Results:
Limited official crash test data available for this era and specific model from major agencies.
Airbags:
Driver's side airbag typically standard on most 1991 models.
Seat Belts:
Front and rear seat belts.
Body Structure:
Designed with crumple zones, reinforcing the cabin structure.
Audio System:
Factory fitted premium audio systems, often with cassette player and radio.
Climate Control:
Automatic climate control in higher trims, manual climate control in others.
Cruise Control:
Standard on most models.
Early Tech:
Limited by 1991 standards, no integrated GPS or Bluetooth.
Oil Change Interval:
Typically 7,500 - 10,000 miles or 6-12 months, consult specific manual for exact recommendations.
Timing Belt Replacement:
Crucial for the 'Busso' V6. Interval typically 30,000 - 60,000 miles. Failure leads to catastrophic engine damage.
Engine Oil Type:
High-quality synthetic or semi-synthetic 10W-40 or 10W-30 recommended, check manual for specific API ratings.
Coolant Type:
Ethylene glycol-based antifreeze/coolant, typically a 50/50 mix with distilled water.
Brake Fluid Type:
DOT 3 or DOT 4, consult manual.
Common Problems:
Electrical gremlins (especially wiring harness degradation), minor oil leaks from seals and gaskets, potential for water pump leaks, fuel pump reliability.
Performance Parts:
Timing belt maintenance is paramount. Suspension bushings and mounts can wear over time.
Brand Origin:
Italian automotive manufacturer with a rich history in sports cars and performance sedans.
164 Introduction:
Introduced in 1987, the 164 was the flagship sedan for Alfa Romeo, sharing its platform with the Fiat Croma, Saab 9000, and Lancia Thema (Type Four platform).
164 Facelift:
The 1991 model year falls within the 'Type 1' generation of the 164, prior to any significant visual facelifts.
Production Period:
1987-1998 (across all generations)
Manufacturing Location:
Italy
