Segment:
Subcompact city car, focused on affordability and economy
Competitors:
Chevrolet Spark (later models), Kia Picanto, Hyundai Atos, Fiat Seicento/Cinquecento, Volkswagen Polo (older generations)
Appeal:
Compact size for urban maneuverability, low running costs, simple mechanicals
Owner Profile:
First-time car buyers, budget-conscious consumers, urban commuters
Engine:
Complete overhaul, disassembly, reassembly, timing, cooling, lubrication, fuel injection, ignition
Transmission:
Manual transmission (likely the primary offering for this engine) - inspection, repair, overhaul, clutch
Brakes:
Hydraulic system, front discs, rear drums, parking brake, bleeding procedures
Suspension:
Front MacPherson struts, rear torsion beam axle, shock absorbers, springs, bushings
Steering:
Rack and pinion, steering column, linkages
Electrical:
Battery, charging system, starting system, lighting, instruments, accessories, ECU diagnostics
Body:
Body panels, doors, windows, trim, interior components, collision repair basics
HVAC:
Heating, ventilation, air conditioning system (if equipped, often basic in this model)
Fuel:
Fuel tank, pump, lines, injectors, evaporative emissions control
Exhaust:
Exhaust manifold, catalytic converter, muffler, pipes
Maintenance:
Scheduled maintenance (oil changes, filter replacements, spark plugs), fluid checks and top-offs
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting, error code interpretation (if applicable)
Repair:
Component removal, installation, adjustment, rebuilding procedures
Disassembly Reassembly:
Detailed step-by-step procedures with photographic guidance for major components
Wiring Diagrams:
Comprehensive electrical schematics for all vehicle systems
Depth:
Full factory level detail, covering everything from basic fluid changes to complete engine and transmission rebuilds, including electrical diagnostics.
Engine Type:
Inline 3-cylinder, SOHC (Single Overhead Camshaft)
Displacement:
796cc (0.8 Liters)
Bore X Stroke:
68.5 mm x 72.0 mm (Typical for this engine family)
Compression Ratio:
9.3:1 (Typical)
Horsepower:
Approx. 52 PS (38 kW) @ 6000 rpm (Euro 2 specification)
Torque:
Approx. 71 Nm (52 lb-ft) @ 4600 rpm (Euro 2 specification)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Gasoline (91 RON or higher recommended)
ECU:
Engine Control Unit (ECU) for fuel, ignition, and emissions control
Type:
5-Speed Manual Transaxle
Type:
4-Speed Automatic (Less common with the 796cc engine, more prevalent on later/larger engine variants)
Clutch:
Dry, single plate, hydraulically actuated
Manual Transmission Fluid Type:
API GL-4, SAE 75W-85 or 75W-90 Gear Oil (Refer to manual for exact specification)
Manual Transmission Capacity:
Approx. 1.6 Liters (Refer to manual for exact capacity)
Length:
Approx. 3495 mm (137.6 inches)
Width:
Approx. 1595 mm (62.8 inches)
Height:
Approx. 1490 mm (58.7 inches)
Wheelbase:
Approx. 2340 mm (92.1 inches)
Ground Clearance:
Approx. 145 mm (5.7 inches)
Curb Weight:
Approx. 790-820 kg (Depending on equipment)
Gross Vehicle Weight Rating:
Approx. 1200 kg (Refer to vehicle compliance plate)
Trunk Capacity:
Approx. 150 Liters (Expandable with rear seats folded)
Wheel Size:
13-inch or 14-inch alloy or steel wheels
Tire Size:
155/65 R13 or 155/65 R14 (Common fitments)
Offset:
ET35 to ET45 (Typical for this size)
Euro Ncap Rating:
Generally low ratings for this era of subcompacts; specific 2003 Matiz ratings might vary by market or be unrated.
ABS:
Optional on some models/markets
Traction Control:
Rarely fitted on this engine variant
Airbags:
Driver airbag standard, passenger airbag optional on some models
Seatbelts:
3-point front seatbelts with pretensioners, 2-point rear lap belts
Chassis Construction:
Steel unibody construction
Audio System:
Basic AM/FM Radio with CD player or cassette player (optional on lower trims)
Speakers:
Typically 2 or 4 speakers
Cruise Control:
Not typically available on this engine variant or trim
Dashboard:
Basic analog gauges for speedometer, tachometer (optional), fuel level, and temperature. Warning lights.
Oil Change Interval:
Every 10,000 km or 6 months, whichever comes first (Refer to manual for specific climate/usage)
Air Filter Replacement:
Every 20,000 km or 12 months (More frequently in dusty conditions)
Spark Plug Replacement:
Every 40,000 km (Recommended to use specified spark plug type, e.g., NGK BKR5E-11 or equivalent)
Coolant Replacement:
Every 2 years or 40,000 km (Use of correct type of coolant is critical)
Engine Oil Type:
API SG/SH/SJ or ACEA A2/A3, SAE 5W-30 or 10W-30 (Refer to manual for exact specification and climate suitability)
Engine Oil Capacity:
Approx. 2.9 Liters (with filter change)
Coolant Type:
Ethylene glycol based coolant, pre-mixed or concentrate to be mixed 50/50 with distilled water. Color may vary (often green or blue). (Refer to manual for specific GM/Daewoo spec)
Brake Fluid Type:
DOT 3 or DOT 4
Common Wear Items:
Suspension bushings, shock absorbers, exhaust system components, clutch wear (due to city driving), ignition coils/leads
Engine Idling:
Potential for rough idling due to carbon buildup or vacuum leaks, often addressed by cleaning throttle body and checking intake hoses.
Rust:
Prone to rust in certain climates, particularly around wheel arches, sills, and the exhaust system.
Brand Origin:
Daewoo Motors was a South Korean automobile manufacturer, founded in 1982 and acquired by General Motors in 2002.
Generation:
M100/M150 platform (The 2003 model is part of the M150 facelift)
Design Origin:
Originally designed by Italdesign Giugiaro.
Production Years:
First Generation (M100): 1997-2002; Second Generation (M150 facelift): 2003-2005. Rebadged as Chevrolet Matiz and Chevrolet Spark in many markets.
Manufacturing:
Primarily South Korea (Changwon factory), with production also occurring in other countries under license or rebadging.