The engine heater, if available, can help in cold weather conditions at or below −18°C (0°F) for easier starting and better fuel economy during engine warm-up. Plug in the heater at least four hours before starting the vehicle. An internal thermostat in the plug end of the cord will prevent engine heater operation at temperatures above −18°C (0°F).
To Use The Engine Heater
1. Turn off the engine.

1.4L Engine Shown, 1.8L Similar
2. Open the hood and unwrap the electrical cord. The electrical cord is located on the passenger side of the engine compartment, behind the air cleaner.
3. Plug it into a normal, grounded 110-volt AC outlet.
WARNING
Plugging the cord into an ungrounded outlet could cause an electrical shock. Also, the wrong kind of extension cord could overheat and cause a fire. You could be seriously injured. Plug the cord into a properly grounded three-prong 110-volt AC outlet.
If the cord will not reach, use a heavy-duty three-prong extension cord rated for at least 15 amps
.
4. Before starting the engine, be sure to unplug and store the cord as it was before to keep it away from moving engine parts.
If you do not it could be damaged.
The length of time the heater should remain plugged in depends on several factors. Ask a dealer in the area where you will be parking the vehicle for the best advice on this.
Starting the Engine
Retained Accessory Power (RAP)Seat Belt Latch Stop Installation
Preliminary Procedure
Locate the hole in the seat belt webbing where the original seat belt
stop button was located.
If the original hole in the seat belt webbing is not visible, perform
the following:
If either the right or left stop button is missing use the opposing seat
...
Fuel
Use of the recommended fuel is an important part of the proper maintenance of
this vehicle. To help keep the engine clean and maintain optimum vehicle performance,
we recommend the use of gasoline advertised as TOP TIER Detergent Gasoline.
Look for the TOP TIER label on the fuel pump to ensure ...
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The interior of the C-Class Coupe matches the allure of its striking exterior design. Across all versions, you'll find premium materials that exude quality, complemented by metallic and piano black or wood accents. The sleek and minimalist layout adds to the sophistication, with standard sports s ...