Opel Signum 2003 1.8-16V
Opel Signum 2003 1.8 petrol description
Hatchback Opel Signum 2003 1.8-16V has been produced from June, 2003 to August, 2004. It has four-cylinder petrol engine with displacement of 1.8 litres, which produces power of 125 horsepower on 6000 rpm and torque 170 Nm (Newton metres) on 3800 revolutions per minute.
This 4-cylinder 16-valve engine camshaft is driven by belt (What is an engine chain and belt? ). Engine has fuel injection system, it has no turbine. The engine meets the Euro 4 emissions standard. Approximate engine life expectancy (mileage until serious repairs are required) for this engine is between 270 000 and 450 000 kilometres. Remember that engine life depends on regular maintenance and the quality of the materials used (oils, fuels, etc.).
More engine specs
Mechanically reliable engine, but the engine control unit can cause problems.
This Opel Signum 1.8 engine oil type is 5W-30 and oil capacity is 4.25 litres.
Opel Signum 2003 1.8-16V has front wheel drive (FWD) and manual gearbox with 5 gears.
Opel Signum 2003 1.8-16V accelerates to speed 100 kilometres per hour in 12.2 seconds. The maximum speed of this car is 197 km/h.
In combined cycle (city and motorway), the Opel Signum 2003 1.8-16V fuel consumption is 7.9 litres per 100km (12.7 km/l), fuel consumption in city - 11 l/100km, highway fuel economy - 6.1 l/100km. Fuel tank capacity is 60 litres or 15.85 gallons, which gives a mileage up to 740 kilometers without refueling in urban cycle and even up to 980 kilometers on highway.
According to user reviews, the real everyday fuel consumption of this Opel is in line with, and sometimes even lower than, the manufacturer's stated combined consumption. More - Real Opel Signum fuel consumption.
Opel Signum safety
During safety testing Opel Signum has obtained 4 stars from five, which means good safety level.
Adults (driver and passenger) safety of Opel Signum is evaluated with four stars, and for pedestrian protection Opel Signum got one star.
Opel Signum 2003 1.8-16V technical data
Model: | Opel Signum 1.8-16V | ||
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Body style: | Hatchback | ||
Production period: | 2003. June ... 2004. August | ||
Engine: | 1796 cm3 Petrol, 4 cylinders | CO2 emissions: | 189 g/km |
Power: | 125 HP ON 6000 RPM | Torque: | 170 NM ON 3800 RPM |
Gearbox: | Manual gearbox (5 gears) | Drive type: | Front wheel drive (FWD) |
Top speed: | 197 km/h | Acceleration 0-100 km/h: | 12.2 seconds |
Fuel consumption (l/100km): | 7.9 (combined) 11.0 (urban) 6.1 (highway) | ||
Real fuel consumption: | 8.4 l/100km (28 MPG) by user reviews from various sources | ||
Fuel tank capacity: | 60 litres (15.9 gallons) | ||
Car dimensions: | 4.64m (length) 1.80m (width) 1.47m (height) | ||
Turning diameter: | 11.2 meters | ||
Seats: | 5 seats | ||
Trunk capacity: | 365 litres | ||
Trunk max capacity: | 1410 litres (with rear seats folded down) | ||
Gross weight: | 1995 kg |
Opel Signum 2003 1.8-16V engine Z18XE
Engine reliability and common problems:
Mechanically reliable engine, but the engine control unit can cause problems.Overall, this engine can last around 270,000 to 450,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
The engine has hydraulic valve tappets (lifters), which provide quieter operation and do not require periodic adjustment, but are more complex in design and can cause serious engine damage in the event of failure.
Engine displacement | 1796 cm3 |
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Number of cylinders | 4 |
Bore (cylinder diameter) | 80.5 mm |
Stroke length (piston move) | 88.2 mm |
Compression ratio | 10.5 : 1 |
Camshaft drive | Timing belt Timing belt engines are generally quieter and less vibrating than chain engines, but belt usually needs to be replaced more often and the risk of breakage is higher. More service info |
Timing belt change interval | 60,000 km |
Fuel system | Injection |
Opel Signum 2003 1.8-16V oil type | 5W-30 |
Oil capacity | 4.25 litres (4.5 quarts) More service info |
Coolant capacity | 5.5 litres (5.8 quarts) |
Power | 125 HP ON 6000 RPM |
Torque | 170 NM ON 3800 RPM |
Start of production (year) | 2000 |
Duration of production | 9 years |
Engine also used on | Opel Astra Opel Zafira Opel Vectra Opel Meriva |
Generally, the use of an engine in several models and its long production run is an indication of the quality of the engine and the success of its design. |
Most often compared to
All Opel Signum hatchback [2003 - 2005] modifications
Modification | Engine | Power | Consumption | Gearbox |
---|---|---|---|---|
Opel Signum 2004 1.8-16V Jan 2004 — Aug 2004 | 1.8 Petrol | 122 HP | - | Automatic |
Opel Signum 2003 1.8-16V
Jun 2003 — Aug 2004 Most fuel efficient petrol version |
1.8 Petrol | 125 HP | 7.9 l/100km | Manual (5) |
Opel Signum 2004 1.9 CDTi Aug 2004 — Aug 2005 | 1.9 Diesel | 120 HP | 6.0 l/100km | Manual (6) |
Opel Signum 2004 1.9 CDTi Apr 2004 — Aug 2005 | 1.9 Diesel | 150 HP | 6.1 l/100km | Manual (6) |
Opel Signum 2004 1.9 CDTi Aug 2004 — Aug 2005 | 1.9 Diesel | 150 HP | 7.2 l/100km | Automatic (6) |
Opel Signum 2003 2.0-16V Turbo Jun 2003 — Aug 2005 | 2.0 Petrol | 175 HP | 9.2 l/100km | Manual (6) |
Opel Signum 2003 2.0 DTI ECOTEC
Jan 2003 — Dec 2004 Most fuel efficient diesel version |
2.0 Diesel | 101 HP | 5.9 l/100km | Manual (5) |
Opel Signum 2003 2.2-16V DGi Jun 2003 — Aug 2005 | 2.2 Petrol | 155 HP | 8.1 l/100km | Manual (5) |
Opel Signum 2003 2.2-16V DGi Jun 2003 — Aug 2005 | 2.2 Petrol | 155 HP | 9.1 l/100km | Automatic (5) |
Opel Signum 2003 2.2 DTi-16V
Jun 2003 — Aug 2004 Most fuel efficient diesel version by real consumption |
2.2 Diesel | 125 HP | 6.3 l/100km | Manual (5) |
Opel Signum 2003 2.2 DTi-16V Jun 2003 — Aug 2004 | 2.2 Diesel | 125 HP | 7.6 l/100km | Automatic (5) |
Opel Signum 2003 3.0-V6 CDTI
Jun 2003 — Aug 2005 Most powerfull diesel version (177 HP) |
3.0 Diesel | 177 HP | 7.4 l/100km | Manual (6) |
Opel Signum 2003 3.0-V6 CDTI
Jun 2003 — Aug 2005 Most powerfull diesel version (177 HP) |
3.0 Diesel | 177 HP | 7.9 l/100km | Automatic (5) |
Opel Signum 2003 3.2-V6 Cosmo
Jun 2003 — Aug 2005 Most dynamic version - 100 km/h in 7.9 seconds |
3.2 Petrol | 211 HP | 10.1 l/100km | Manual (5) |
Opel Signum 2003 3.2-V6 Cosmo
Jun 2003 — Aug 2005 Most powerfull petrol version (211 HP) |
3.2 Petrol | 211 HP | 10.7 l/100km | Automatic (5) |