Market Position:
The Alfa Romeo 156 represented a significant return to form for Alfa Romeo, aiming to compete in the premium compact executive segment. It was praised for its distinctive styling, engaging driving dynamics, and high-quality interior, positioning it as a stylish and spirited alternative to German rivals.
Key Competitors:
BMW 3 Series, Mercedes-Benz C-Class, Audi A4, Volvo S40/V40.
Standout Features:
Iconic Italian styling (designed by Pininfarina for the saloon), innovative front suspension (double wishbone), refined interior design, a range of characterful engines including the legendary Busso V6.
Value Proposition:
Empowers owners to perform their own maintenance and repairs, saving significant costs on dealership labor. Provides detailed, step-by-step instructions and illustrations for all service and repair tasks, ensuring accuracy and efficiency for DIY mechanics.
Applicable Model Years:
1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
Models Covered:
All Alfa Romeo 156 models, including all engine variants, trim levels, and transmission types.
Manual Type:
Complete Workshop Service Repair Manual
Format Type:
Downloadable Digital File (PDF)
Estimated Page Count:
Extensive (Full Workshop Coverage A-Z)
Delivery Method:
Instant email delivery upon payment confirmation.
Customer Satisfaction:
Guaranteed customer satisfaction.
Systems Covered:
Engine mechanicals, engine management systems (ECU diagnostics, fuel injection, ignition), powertrain, transmission (manual & automatic), drivetrain (FWD), suspension (front & rear), steering, brakes (ABS, EBD), climate control, electrical systems (wiring diagrams, lighting, accessories), body and chassis, interior trim, safety systems (airbags, seatbelts), exhaust system, cooling system, lubrication system, fuel system, starting and charging systems.
Procedures Included:
Routine maintenance, scheduled servicing, troubleshooting, diagnostics, repair procedures, component replacement, system overhauls, clutch replacement, brake pad/disc replacement, suspension component renewal, engine timing belt replacement, fluid changes, electrical system diagnosis and repair, bodywork repair, interior component removal and installation, exhaust system repair, cooling system servicing.
Technical Depth:
Comprehensive: from basic fluid checks and filter replacements to in-depth engine and transmission rebuilds, advanced electrical diagnostics, and body repair.
Diagnostic Tools Coverage:
Provides guidance on using diagnostic tools (OBD-II scanner coverage where applicable for later models) and interpreting fault codes. Details specific diagnostic procedures for engine management, ABS, airbag systems, etc.
Troubleshooting Guides:
Includes detailed troubleshooting trees and flowcharts for common and uncommon problems across all vehicle systems, aiding in efficient fault diagnosis.
Engine Rebuild Procedures:
Covers complete engine disassembly, inspection, measurement, component replacement (pistons, rings, bearings, valves, seals), cylinder head overhaul, and reassembly with torque specifications.
Transmission Rebuild Procedures:
Detailed steps for manual and automatic transmission disassembly, inspection of gears, synchros, clutches, seals, and reassembly. Includes specific torque values and fluid capacities.
Body Chassis Procedures:
Covers body panel removal and installation, chassis straightening data, corrosion protection, welding procedures, and alignment specifications.
Interior Trim Procedures:
Detailed instructions for removing and reinstalling interior panels, dashboard components, seats, headliner, and carpeting.
Wiring Diagrams:
Includes comprehensive, color-coded wiring diagrams for all electrical systems, aiding in diagnosis and repair of lighting, instrumentation, comfort systems, and engine management electronics.
File Format:
PDF (Portable Document Format)
Searchable Text:
Yes (inherent in PDF format, allowing keyword searches)
Device Compatibility:
Compatible with all PC and MAC computers, tablets, and smartphones. Requires Adobe Reader, which is freely downloadable.
Print Quality:
High-resolution, suitable for printing individual pages, chapters, or the entire manual.
Binding Type:
Not applicable (downloadable digital format)
Paper Type:
Not applicable (downloadable digital format)
Engine Options:
Wide range including Twin Spark 4-cylinder (1.6L, 1.8L, 2.0L), JTD common rail turbodiesel (1.9L, 2.4L), and the highly acclaimed 2.5L V6 24V (Busso V6) and later 3.2L V6 24V (Gta models).
Power Output Range:
Approximately 105 hp (1.6 TS) to 250 hp (3.2 V6 GTA).
Torque Output Range:
Approximately 140 Nm (1.6 TS) to 300 Nm (3.2 V6 GTA).
Fuel Injection:
Multi-point fuel injection (MPI) for Twin Spark, Common Rail Direct Injection (CRDI) for JTD/JTDm engines, indirect injection for early V6. Later models feature sophisticated engine management systems.
Timing Belt Maintenance:
Crucial for Twin Spark and V6 engines. Recommended replacement intervals are critical to prevent catastrophic engine damage. The manual provides detailed procedures and torque specifications for timing belt and tensioner replacement.
Common Engine Codes:
Example codes include AR32103 (2.0 TS), AR32401 (2.5 V6), 937A5000 (1.9 JTD). Manual provides cross-references for all variants.
Valve Actuation:
Twin Spark engines feature 4 valves per cylinder operated by two spark plugs per cylinder, driven by a belt-driven camshaft. V6 engines are DOHC 24-valve. Manual details valve clearances and timing procedures.
Euro Ncap Rating:
4 Stars (achieved in 2000 for early models).
Active Safety Systems:
Anti-lock Braking System (ABS) with Electronic Brake-force Distribution (EBD), Traction Control System (ASR) on many models, optional VDC (Vehicle Dynamic Control - Stability Control).
Passive Safety Features:
Driver and front passenger airbags, side airbags, seatbelt pretensioners, reinforced safety cage.
Brake System Details:
Detailed procedures for brake pad and disc replacement, caliper servicing, brake fluid flushing and bleeding, ABS system component testing, and parking brake adjustment.
Infotainment Systems:
Factory fitted radios with CD players, optional navigation systems (often integrated into the dashboard), climate control systems (manual or automatic). The manual covers the repair and diagnosis of these units.
Driver Assistance Features:
Cruise control, parking sensors (on later models), ABS, ASR, optional VDC. The manual details the operation and maintenance of these systems.
Connectivity Options:
Limited by era, typically Bluetooth hands-free kits could be factory or aftermarket fitted. The manual would cover factory-fitted audio system wiring for potential aftermarket upgrades.
ECU Details:
Covers various engine control units (ECUs) used throughout the 156's production, including their functions, diagnostic port locations, and basic programming principles where applicable.
Service Intervals Engine Oil
Engine Oil Change Interval:
Typically every 10,000-15,000 km or 12 months, depending on engine and oil type. The manual specifies the exact intervals and recommended oil grades for each engine.
Service Intervals Timing Belt
Timing Belt Replacement Interval:
Critical. Generally around 90,000-120,000 km or 5-6 years for Twin Spark and V6 engines. The manual provides precise figures and emphasizes replacing associated components like tensioners and water pump.
Engine Oil Specification:
Varies by engine. Common specifications include Selenia K (for Twin Spark) or Selenia WR/Star (for JTD/V6). Viscosity grades such as 10W-40, 5W-40, or 10W-30 are typical. Manual lists exact API/ACEA ratings.
Coolant Specification:
Paraflu Up or equivalent OAT (Organic Acid Technology) coolant, typically a 50/50 mix with distilled water.
Brake Fluid Specification:
DOT 4 or DOT 4 Plus brake fluid.
Common Wear Items:
Timing belt tensioners and pulleys (especially on Twin Spark), front suspension components (wishbones, ball joints), door seals, lambda sensors, catalytic converters (especially on early models), electric window regulators.
Electrical Gremlins:
Can be susceptible to minor electrical issues if maintenance is neglected. The manual's wiring diagrams and diagnostic procedures are invaluable for troubleshooting.
Tire Sizes:
Common sizes include 185/65 R15, 195/60 R15, 205/55 R16, 215/45 R17 (especially for GTA models). Manual lists specific sizes per model and trim.
Wheel Bolt Pattern:
Typically 5x98 bolt pattern for most models.
Brand Legacy:
Alfa Romeo boasts a rich history of motorsport success and producing passionate, driver-focused cars with distinctive Italian flair and engineering.
Introduction Year:
1997 (Saloon), 1998 (Sportwagon).
Facelift Updates:
Significant facelift in 2003, introducing revised styling (especially front grille), updated interior, and improved technology. The Sportwagon variant also joined the lineup.
Production Period:
1997 - 2007.
Manufacturing Plant:
Pomigliano d'Arco, Naples, Italy.
