Audi , A6 , C4 , 1.9 TDI (1994-) Little Known Facts

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The Audi A6 C4 1.9 TDI was first introduced in 1994 as part of the C4 platform.
It had a 1.9-liter turbocharged inline-4 diesel engine producing 72 kW (97 PS).
The engine featured a Bosch L-Jetronic fuel injection system and a Garrett T25 turbocharger.
Peak torque output was 202 Nm at 1,800 rpm.
Transmission options included a 6-speed manual and a 5-speed automatic.
Front suspension used MacPherson struts with coil springs, while the rear featured a multi-link setup.
Brakes consisted of ventilated discs on all four wheels.
The car had a claimed top speed of 181 km/h (112 mph) with the manual transmission and 174 km/h (108 mph) with the automatic.
The C4 chassis was based on a front-wheel drive platform but could accommodate all-wheel drive systems in some trim levels.
Fuel efficiency figures for the European market ranged from 6.8 to 7.9 liters per 100 kilometers, depending on driving conditions.
In the UK market, the car's tax band was E (under £120/yr).
Production of the C4 Audi A6 lasted until 1997 in some markets and 1999 for others.
There were two main engine variations: a 1.8-liter petrol unit producing 85 kW (116 PS) and the 1.9 TDI diesel with 72 kW (97 PS).
Interior features included an optional Sodak leather interior, electric sunroof, and driver's side airbag.
The 1.9 TDI engine had a specific oil consumption of around 10% due to its turbocharging system.
Audi was known to have a specific "D" trim package for diesel engines with features like lowered springs and different styling elements.
A unique rear spoiler was available as an option on the S and Quattro models in some markets.
The A6 C4 had a claimed cargo capacity of 525 liters (increased to 545 with seats folded).
Audi's own documentation specified 1,475 kg (3,252 lbs) curb weight for a standard 1.9 TDI model.
Optional features included anti-lock braking system (ABS), cruise control, and heated seats.
The car came in various trim levels including S, Quattro, and D, each with different styling elements.
A facelifted version of the C4 Audi A6 was introduced for 1997 featuring new bumpers, tail lamps, and a revised engine lineup.
Early models had issues with turbocharger reliability, requiring adjustments to maintain performance.
In some markets like Sweden, the car's tax exemption eligibility depended on its specific power output under 85 kW (116 PS).
The Audi A6 C4 1.9 TDI was part of a larger lineup that included other models with similar engines and features.
Engine displacement was measured at 1895 cc according to some manufacturer specifications.
Regular maintenance checks were recommended every 10,000 kilometers or 12 months for oil changes.
Original purchase prices in the UK market started around £15,500 (equivalent to approximately €22,700).
The diesel engine's fuel efficiency contributed significantly to its lower running costs compared to gasoline-powered counterparts.
Audi's service intervals were every 10,000 km or 12 months for this model generation.
Engine modifications and tuning kits were available from third-party suppliers to improve performance.
Some owners reported issues with the car's exhaust system causing backpressure due to its specific design.
Interior space included a total of five seats depending on configuration and seating type.
A range of interior trim options was offered including wood veneer, aluminum, and carbon fiber accents.
The C4 Audi A6 received several safety awards in European markets due to its impressive crash test performance.
Original specification literature recommended using 5W-40 oil for the engine to maintain optimal efficiency.
Production of the Audi A6 involved a complex process requiring precise tolerances and measurements.
The car's unique blend of performance, economy, and interior comfort made it an attractive option in its class during the mid-to-late 1990s.
Some trim versions featured specific design elements such as side skirts or revised bumpers.
Original European warranty coverage lasted for three years with unlimited mileage.
An updated Quattro model was introduced later, which offered improved performance and handling capabilities.
The 1.9 TDI engine had a specific cooling system designed to manage the additional heat generated by the turbocharger.
Audi specified that fuel consumption would vary depending on driving habits and conditions.
Regular maintenance checks helped extend the lifespan of the car's components.
A facelifted version was introduced with a slightly revised front bumper, featuring more pronounced air intakes.
The updated design aimed to enhance aerodynamics while maintaining style consistency across the range.
Original sales literature highlighted specific features like an anti-roll bar for improved stability and comfort.
Production of the Audi A6 spanned several years due to staggered market introductions.
The C4 platform allowed for greater variability in engine options without compromising on standardization or component sharing with other models within the manufacturer's lineup.
Original retail prices were competitive considering the performance capabilities, features offered, and overall build quality of this model generation.