This comprehensive service and repair manual provides detailed instructions for maintaining, servicing, diagnosing, and repairing your 2003 Fiat Multipla (1st generation). This manual is the same one used by technicians at Fiat dealerships, offering the most accurate and up-to-date information available. With step-by-step instructions, clear diagrams, illustrations, wiring schematics, and specifications, this manual empowers you to handle virtually every repair on your vehicle with confidence.

The manual covers a wide range of topics, including:

* **Maintenance:** Regular maintenance schedules, fluid checks, filter replacements, and other routine tasks to keep your Multipla running smoothly.
* **Engine:** Everything from basic tune-ups to complex engine overhauls, covering components like the cylinder head, valves, pistons, connecting rods, crankshaft, and more.
* **Control System:** Detailed information on the electronic control systems that manage various vehicle functions, including engine performance, transmission operation, and safety features.
* **Mechanical:** Thorough coverage of the vehicle's mechanical systems, such as the transmission, brakes, suspension, steering, and axles.
* **Fuel Service Specifications:** Precise specifications for fuel system components, including fuel injectors, fuel pump, and fuel lines.
* **Emission Control:** Information on the vehicle's emissions control system, including catalytic converter, oxygen sensors, and exhaust gas recirculation system.
* **Intake Exhaust Cooling:** Detailed explanations of the intake and exhaust systems, cooling systems, and their impact on engine performance.
* **Lube:** Recommendations and specifications for lubrication fluids, including engine oil, transmission fluid, brake fluid, and power steering fluid.
* **Ignition Starting Charging:** Comprehensive guidance on the ignition system, starting system, and charging system, encompassing components like spark plugs, ignition coils, starter motor, and alternator.
* **Auto Transmission Clutch:** Instructions for servicing and repairing the automatic transmission, including clutch systems, hydraulics, and electronic controls.
* **Manual Transmission:** In-depth information on the manual transmission, covering gears, synchromesh, shift mechanism, and clutch operation.
* **Transfer Propeller Shaft:** Explanations of the transfer case, propeller shaft, and related components for vehicles with all-wheel drive systems.
* **Drive Shaft:** Detailed instructions for servicing and repairing the drive shafts connecting the transmission to the axles.
* **Differential:** Comprehensive coverage of the differential assembly, including gear sets, axles, and related components.
* **Axle Suspension:** Guidance on the axle and suspension systems, encompassing components like suspension arms, struts, shocks, springs, and stabilizer bars.
* **Tire & Wheel:** Information on tire sizes, wheel specifications, and proper procedures for tire and wheel maintenance.
* **Brake Control:** Explanations of the brake control system, including hydraulics, master cylinder, and brake booster.
* **Brake:** Detailed instructions for servicing and repairing the brake system, including brake calipers, brake pads, brake rotors, and emergency brake system.
* **Parking Brake:** Information on the parking brake system and its operation.
* **Steering Column:** Guidance on the steering column assembly, including steering wheel, steering shaft, and related components.
* **Power Steering:** Information on the power steering system, including hydraulics, pump, and steering rack.
* **Air Condition:** Instructions for servicing and repairing the air conditioning system, including refrigerant charging, compressor operation, and cabin air filter replacement.
* **Suppl Restraint System:** Detailed explanations of the supplemental restraint system (SRS), commonly known as airbags, including deployment procedures and safety precautions.
* **Seat Belt:** Information on the seat belt system, including retractors, buckles, and pretensioners.
* **Engine Immobilizer:** Explanations of the engine immobilizer system and its role in vehicle security.
* **Cruise Control:** Information on the cruise control system, including operation and potential troubleshooting steps.
* **Wiper & Washer:** Instructions for servicing and repairing the windshield wiper and washer system, including motor, linkage, and pump.
* **Door Lock:** Information on the door locking system, including mechanical and electronic components.
* **Meter Audio/Visual:** Guidance on the instrument cluster and dashboard displays, including gauges, warning lights, and other indicators.
* **Horn:** Information on the horn system, including the horn button and horn assembly.
* **Windshield/Glass Mirror:** Instructions for replacing the windshield and other glass components, including side mirrors.
* **Instrument Panel:** Information on the instrument panel assembly, including dash components and trim.
* **Seat:** Detailed instructions for servicing and repairing the seats, including adjustment mechanisms and upholstery.
* **Engine Hood/ Door:** Guidance on the engine hood and door latches, hinges, and other components.
* **Exterior & Interior:** Information on the exterior styling components, interior trim, and related parts.
* **Electrical:** Comprehensive coverage of the vehicle's electrical system, including wiring diagrams, fuses, relays, and troubleshooting procedures.
* **Multiplex/ Can Communication:** Explanations of the vehicle's multiplex and CAN communication systems, which control and manage various electronic components.

This manual provides you with the knowledge and resources to confidently tackle a wide range of repairs and maintenance tasks, potentially saving you time and money.

The 2003 Fiat Multipla (1st generation), a compact MPV (Multi-Purpose Vehicle), stands out as a unique and somewhat controversial entry in the automotive landscape. Introduced in 1998, the first-generation Multipla was a radical departure from the typical MPV design, featuring a boxy, almost cartoonish exterior with a distinct lack of traditional styling cues. Its three rows of seats, capable of accommodating up to six passengers, were arranged in a staggered configuration, allowing for ample legroom and headroom for each occupant. However, its unusual appearance, with its tall, almost vertical windshield and prominent front grille, proved divisive among consumers, garnering both admiration for its bold design and criticism for its unconventional aesthetics.

Despite its polarizing design, the 2003 Fiat Multipla offered a practical and versatile interior, boasting ample storage space and a variety of seating configurations. The car was available with a range of petrol and diesel engines, offering a balance between performance and fuel efficiency. While the Multipla's handling and driving dynamics were not particularly sporty, its practicality and spacious interior made it an attractive option for families and those seeking a vehicle with generous cargo capacity. However, its unique styling and limited market appeal ultimately contributed to its discontinuation in 2010. Despite its relatively short production run, the Fiat Multipla (1st generation) remains a fascinating example of innovative design and a testament to Fiat's willingness to embrace unconventional aesthetics in the pursuit of functionality.