Market Position:
The Daihatsu Sirion (M300) was positioned as a compact, fuel-efficient city car, often competing in the supermini segment. It aimed to offer practicality, reliability, and affordability for urban drivers.
Competitive Analysis:
Competed with vehicles such as the Toyota Yaris, Honda Fit/Jazz, Suzuki Swift, Ford Fiesta, and Peugeot 207 in its primary markets, often excelling in value for money and maneuverability.
Key Features:
Compact exterior dimensions for urban driving, surprisingly spacious interior for its class, fuel-efficient engines, reputation for reliability, and a user-friendly design.
Purpose Of Manual:
To enable technicians and knowledgeable owners to perform repairs and maintenance effectively, build a reputation for quality service, and get the best value from their Daihatsu Sirion.
Coverage Areas:
All major mechanical and electrical systems, routine maintenance, troubleshooting, repair, overhaul, assemblies and disassemblies, fuel system, ignition system, lubrication system, exhaust system, electrical system, bodywork, engine, transmission.
Page Count:
Not specified (PDF format often implies extensive detail, likely hundreds of pages equivalent).
Manual Type:
Workshop Repair Service Manual
Delivery Method:
Fast and Free Electronic Delivery via Email
Systems Covered:
Engine (including removal/installation, overhaul), Transmission (manual and automatic), Drivetrain (front-wheel drive, axles), Suspension (front and rear), Steering System, Braking System (hydraulic, ABS), Fuel System (injection, pump, injectors), Ignition System (coils, spark plugs), Exhaust System, Cooling System, Lubrication System, Electrical System (battery, charging, starting, lighting, instrumentation, ECUs), Climate Control, Body (interior and exterior trim, panels), Chassis.
Procedures Included:
Routine maintenance checks and procedures, diagnostic fault finding, troubleshooting guides, component removal and installation, disassembly and reassembly of major assemblies, repair and overhaul procedures for engine and transmission, electrical system wiring diagrams and troubleshooting, brake system bleeding and component replacement, suspension and steering alignment, bodywork repair, replacement of wear items (filters, fluids, spark plugs, belts).
Technical Depth:
Comprehensive, covering advanced diagnostics and full rebuild procedures, similar to factory dealer service manuals. Includes specific instructions for proprietary components and emphasizes special aspects of the product for quality service.
Specific Technical Areas Covered:
Engine management systems (ECU diagnostics, sensor testing), fuel delivery calibration, ignition timing adjustments, detailed electrical schematics for all circuits, component testing procedures for starters, alternators, and ECUs, body panel alignment, door and window mechanism repair, seat adjustment systems, and interior trim removal/installation.
Special Tools Mentioned:
The manual refers to specific Daihatsu special tool numbers for certain adjustments or repairs, indicating a need for specialized equipment for accurate servicing (e.g., torque wrenches, specific diagnostic tools).
Safety Precautions:
Strong emphasis on safety equipment and precautions, including the use of torque wrenches for precise fastener tightening, and warnings about hazardous materials or procedures.
Electrical System Details
Electrical System Details:
Wiring diagrams for all major systems (engine control, lighting, power windows, audio, HVAC), troubleshooting common electrical faults, testing of sensors and actuators, battery and charging system diagnostics.
Primary Engine:
1.0L (K3-VE) 3-cylinder VVT-i petrol engine, and 1.3L (K3-VE) 4-cylinder VVT-i petrol engine. (Specific engine codes may vary by region).
Horsepower:
Typically around 69 PS (1.0L) and 87 PS (1.3L).
Torque:
Approximately 94 Nm (1.0L) and 120 Nm (1.3L).
Fuel System:
Electronic Fuel Injection (EFI), often with VVT-i (Variable Valve Timing - intelligent) technology for improved efficiency and performance.
Cooling System Components:
Radiator, thermostat, water pump, cooling fan (electric or engine-driven), hoses, coolant reservoir. Manual covers testing, replacement, and flushing procedures.
Lubrication System Components:
Oil pan, oil pump, oil filter, oil cooler (if equipped), oil galleries. Manual details oil pressure testing, filter replacement, and pump checks.
Engine Codes:
Common engine codes include K3-VE (1.3L) and 1KR-FE (1.0L 3-cylinder), though variations exist by market and specific year. Manual details would be keyed to these specific engine variants.
Standard Transmission:
5-speed manual transmission.
Optional Transmission:
4-speed automatic transmission.
Transmission Features:
Front-wheel drive (FWD) is standard. The manual details would cover clutch operation, gear shifting mechanisms, and automatic transmission control systems.
Manual Transmission Details
Manual Transmission Components:
Clutch assembly (disc, pressure plate, release bearing), gearbox internals (gears, synchromesh, shafts), shift linkages. Manual covers clutch adjustment, replacement, and transmission fluid changes.
Automatic Transmission Details
Automatic Transmission Components:
Torque converter, planetary gear sets, hydraulic control system (valve body, solenoids), transmission fluid cooler. Manual covers fluid level checks, filter replacement, and diagnostic procedures for shifting issues.
Exterior Dimensions:
Compact hatchback, typically around 3600-3700 mm (length) x 1660-1670 mm (width) x 1530-1550 mm (height). Specific dimensions vary slightly by market and minor styling updates.
Interior Space:
Designed for efficient packaging, offering good headroom and legroom for its class, particularly noteworthy for a sub-4-meter vehicle.
Cargo Capacity:
Moderate boot space, expandable with folding rear seats, typical for the supermini segment.
Curb Weight:
Approximately 850-950 kg, depending on engine and transmission.
Safety Ratings:
Likely achieved a decent safety rating in Euro NCAP or equivalent tests for its time, though specific ratings should be verified. Often equipped with standard safety features for the era.
Active Features:
Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD) may be available on higher trims or as optional equipment.
Passive Features:
Front airbags for driver and passenger, seatbelt pretensioners, ISOFIX child seat mounting points.
Infotainment System:
Basic infotainment systems for the era, typically featuring an AM/FM radio with CD player. Higher trims might have optional CD/MP3 players and auxiliary input. The manual would cover radio removal/installation and speaker system.
Driver Assistance Features:
Limited driver assistance features typical for the segment and era. ABS and EBD were the primary electronic aids. The manual would cover the operation and diagnostics of these systems.
Connectivity Options:
Basic connectivity usually limited to an auxiliary input jack for audio devices on some models. No advanced smartphone integration or Bluetooth as standard.
Service Intervals:
Typically: Oil and filter change every 10,000-15,000 km or 12 months. Air filter, cabin filter, spark plugs, and brake fluid replacement at intervals specified in the manual (e.g., 30,000-60,000 km). Timing belt (if applicable) inspection/replacement usually around 90,000-120,000 km.
Fluid Specifications:
Engine Oil: SAE 5W-30 or 10W-30 (API SN/SM or ILSAC GF-5 compliant). Coolant: Ethylene glycol-based antifreeze, pre-mixed or concentrate (refer to manual for specific type and mix ratio). Brake Fluid: DOT 3 or DOT 4. Transmission Fluid: Manual - SAE 75W-90 GL-4. Automatic - ATF Dexron III or equivalent (specific type critical).
Known Issues:
Common issues can include minor electrical faults (e.g., window regulators), occasional clutch wear on manual transmissions, and exhaust system rust in certain climates. Early models might exhibit minor interior trim rattles. The manual would detail how to diagnose and rectify these.
Brake System Maintenance:
Brake pad and disc inspection/replacement, brake caliper servicing, brake fluid flush and replacement (DOT 3/4), parking brake adjustment, ABS system checks. Manual includes specific torques for caliper bolts and bleed screw procedures.
Suspension Steering Maintenance
Suspension Steering Maintenance:
Inspection of ball joints, tie rod ends, bushings, shock absorbers/struts. Wheel alignment specifications. Power steering fluid checks and replacement. Manual covers replacement of suspension components and alignment procedures.
Fuel System Maintenance:
Fuel injector cleaning and testing, fuel pump pressure checks, fuel filter replacement (if serviceable). Manual would include specifications for fuel pressure and diagnostic procedures for fuel delivery issues.
Brand Heritage:
Daihatsu, a subsidiary of Toyota, has a long history of producing small, reliable, and often innovative vehicles, with a strong focus on fuel efficiency and practicality.
Model Evolution:
The Sirion (also known as the Daihatsu Boon in Japan and other markets) is a compact hatchback. The 2004-2010 models represent the second generation, offering a significant redesign over the first generation, with more modern styling and improved interior space.
Production Locations:
Primarily manufactured in Japan. Daihatsu also has production facilities in other Asian countries.
Model Notes:
The second generation Sirion (M300) was designed with a focus on maximizing interior space within a compact footprint, earning praise for its 'tall boy' design and practicality.
