The Opel Astra G Caravan 1.2 16V, produced from 2000 to 2001, represented an entry-level offering within the broader Astra G Caravan (estate) range. Positioned as a practical and economical choice, this variant utilized a small-displacement, naturally aspirated engine paired with a five-speed manual transmission. It was primarily aimed at buyers prioritizing fuel efficiency and affordability over outright performance. The Astra G generation (1998-2004) was a significant model for Opel, building upon the success of its predecessor and introducing a more refined and modern design. The Caravan body style, a station wagon, offered increased cargo capacity and versatility, making it a popular choice for families.
Technical Specifications
| Brand | Opel |
| Model | Astra |
| Generation | Astra G Caravan |
| Type (Engine) | 1.2 16V (75 Hp) |
| Start of production | 2000 |
| End of production | 2001 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 8.1 l/100 km (29 US mpg, 34.9 UK mpg) |
| Fuel consumption (extra urban) | 5.4 l/100 km (43.6 US mpg, 52.3 UK mpg) |
| Fuel consumption (combined) | 6.4 l/100 km (36.8 US mpg, 44.1 UK mpg) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 15.5 sec |
| Acceleration 0 – 62 mph | 15.5 sec |
| Acceleration 0 – 60 mph | 14.7 sec |
| Maximum speed | 165 km/h (102.53 mph) |
| Weight-to-power ratio | 14.5 kg/Hp |
| Weight-to-torque ratio | 9.9 kg/Nm |
| Power | 75 Hp @ 5600 rpm |
| Torque | 110 Nm @ 4000 rpm (81.13 lb.-ft. @ 4000 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | Z12XE |
| Engine displacement | 1199 cm3 (73.17 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 72.5 mm (2.85 in.) |
| Piston Stroke | 72.6 mm (2.86 in.) |
| Compression ratio | 10.1:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated |
| Valvetrain | DOHC |
| Engine oil capacity | 3.5 l (3.7 US qt | 3.08 UK qt) |
| Coolant capacity | 5.2 l (5.49 US qt | 4.58 UK qt) |
| Kerb Weight | 1090 kg (2403.04 lbs.) |
| Max. weight | 1660 kg (3659.67 lbs.) |
| Max load | 570 kg (1256.63 lbs.) |
| Trunk (boot) space – minimum | 480 l (16.95 cu. ft.) |
| Trunk (boot) space – maximum | 1500 l (52.97 cu. ft.) |
| Fuel tank capacity | 52 l (13.74 US gal | 11.44 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted towbar download | 75 kg (165.35 lbs.) |
| Length | 4288 mm (168.82 in.) |
| Width | 1709 mm (67.28 in.) |
| Width including mirrors | 1989 mm (78.31 in.) |
| Height | 1510 mm (59.45 in.) |
| Wheelbase | 2611 mm (102.8 in.) |
| Front track | 1464 mm (57.64 in.) |
| Rear track | 1452 mm (57.17 in.) |
| Drag coefficient (Cd) | 0.31 |
| Minimum turning circle | 10.8 m (35.43 ft.) |
| Drivetrain | Front wheel drive |
| Number of gears | 5 |
| Gearbox type | Manual transmission |
| Front suspension | Independent, McPherson with coil spring and anti-roll bar |
| Rear suspension | Semi-independent, coil spring |
| Front brakes | Ventilated discs |
| Rear brakes | Drum |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic |
| Tires size | 175/70 R14 |
| Wheel rims size | 6J x 14 |
Powertrain & Engine Architecture
The heart of the Astra G Caravan 1.2 16V is the Z12XE engine, a 1.2-liter inline-four cylinder petrol engine. This engine is characterized by its all-aluminum construction, contributing to its relatively lightweight design. The ‘16V’ designation indicates the engine features four valves per cylinder, enhancing breathing and contributing to improved power output for its displacement. Fuel delivery is managed by a multi-port fuel injection system, providing precise fuel metering for optimal combustion. The engine utilizes a double overhead camshaft (DOHC) valvetrain, further optimizing valve timing and engine efficiency. The five-speed manual transmission offered a relatively conventional gear layout, prioritizing fuel economy over rapid acceleration. The transmission was a front-wheel drive configuration, typical for vehicles in this class.
Driving Characteristics
The 1.2 16V engine, producing 75 horsepower, delivered modest performance in the Astra G Caravan. Acceleration was leisurely, with a 0-60 mph time of around 14.7 seconds. The engine felt strained when fully loaded or tackling inclines. The five-speed manual transmission allowed drivers to keep the engine within its optimal power band, but frequent downshifting was often necessary. Compared to the more powerful 1.6L or 1.8L variants, the 1.2L felt significantly underpowered. However, the lighter engine weight contributed to nimble handling and predictable cornering. The gear ratios were tuned for economy, resulting in a relatively high final drive ratio. This setup prioritized fuel efficiency over outright speed.
Equipment & Trim Levels
The 1.2 16V trim typically represented the base level of the Astra G Caravan range. Standard equipment generally included power steering, central locking, electric front windows, and an adjustable steering column. Interior upholstery was typically cloth, with a functional but basic dashboard layout. Optional extras included air conditioning, alloy wheels, and a radio/cassette player. Safety features were relatively basic for the time, typically including driver and passenger airbags and ABS brakes. The trim level was designed to appeal to budget-conscious buyers who prioritized practicality and reliability.
Chassis & Braking
The Astra G Caravan 1.2 16V utilized a McPherson strut front suspension setup, providing a comfortable ride and predictable handling. The rear suspension employed a semi-independent torsion beam arrangement, a cost-effective solution that offered a reasonable balance between ride comfort and handling. Braking duties were handled by ventilated discs at the front and drum brakes at the rear. ABS (Anti-lock Braking System) was standard, enhancing braking performance and stability, particularly on slippery surfaces. The suspension was tuned for comfort, prioritizing a smooth ride over sporty handling. Stabilizer bars were present, but relatively thin compared to higher-performance variants.
Market Reception & Comparison
The Astra G Caravan 1.2 16V was generally well-received as an affordable and economical family vehicle. Critics acknowledged its practicality and fuel efficiency but often criticized its lack of power. Compared to the 1.6L and 1.8L variants, the 1.2L offered significantly lower performance but also lower running costs. The 1.6L offered a better balance of performance and economy, while the 1.8L provided more spirited driving experience. The 1.2L’s fuel economy was a key selling point, achieving around 36.8 US mpg on combined cycles. Reliability was generally good, although the small engine was more susceptible to strain under heavy loads.
Legacy
The Opel Astra G Caravan 1.2 16V, while not a performance icon, remains a relatively common sight on European roads today. The Z12XE engine is known for its durability and relatively simple maintenance requirements. However, age-related issues such as corrosion and wear on suspension components are common. In the used car market, these models are typically very affordable, making them attractive to first-time buyers or those seeking a cheap and practical vehicle. The 1.2L engine, while underpowered by modern standards, continues to provide reliable transportation for those prioritizing economy and simplicity.
