Gasoline car maintenance Mercedes 190 (W201)

Technical data of service
Operating fluids Please refer to the section " Weekly check ". Capacities Engine oil (including filter) 4-cylinder models - 5.0 liters 6-cylinder models - 6.0 liters...

Maintenance intervals
1. The types and intervals of maintenance recommended in this book are based on the assumption that the work will be carried out by the owner of the vehicle without...

Location of vehicle maintenance points
Under the hood of the 4-cylinder, 1.8-liter petrol engine with automatic transmission 1 Brake fluid reservoir 2 Automatic transmission fluid level dipstick 3 Battery 4...

Maintenance Procedures — Introduction
1. This chapter is designed to help the home mechanic keep his car in top working condition, extend the life of his car, and save money. 2. This chapter lists the main...

Regular maintenance
1. If, from the moment of purchasing a new machine, all maintenance operations were performed on time and in sufficient volume, the required level of operating fluids in...

Engine oil and filter change
1. Frequent engine oil and filter changes are the most important preventative maintenance a car owner can perform. As engine oil ages, it becomes diluted and...

Replacing spark plugs
1. Reliable spark plug operation is critical to realizing the engine's full potential. The most important factor in ensuring this requirement is the use of spark plugs...

Lubrication of the throttle linkage
1. Check the condition of the throttle linkage components. If the components are worn or damaged, replace them. Brush off any dirt with a soft brush or cloth. 2....

Checking the fluid level in the automatic transmission
1. To check the fluid level in an automatic transmission, the transmission must be warmed up to normal operating temperature (fluid temperature 80°C). Operating...

Underhood/Underneath Vehicle Parts and Hoses — Check for Leaks
1. Inspect engine joints, gaskets, seals for traces of water, oil or fuel. Pay particular attention to areas near the camshaft cover, cylinder head, oil filter and oil...

Accessory Drive Belts — Checking, Replacing and Adjusting
Checking the drive belt - the basics 1. Due to their application and design, belts have a limited service life and to avoid problems, belts should be checked...

Checking the air conditioning system
1. Locate the air conditioner pressure switch, which is located in the engine compartment on the side of the dehydrator unit. 2. With the ignition off, disconnect the...

Checking the carburetor damper oil level — Stromberg type carburetor
1. Unscrew the inspection hole plug from the top of the carburetor damper (see fig. 10.1). 2. Make sure that the damper oil level reaches the lower edge of the...

Setting the idle speed and mixture quality — checking and adjusting
Models with carburetors Note: The information in this paragraph does not apply to vehicles equipped with catalytic converters. 1. The following adjustments should be...

Steering and Suspension Parts — Condition and Reliability Check
Checking the front suspension and steering 1. Raise the front of the vehicle and support it securely on stands. 2. Inspect the ball joint protective boots (see fig....

Drive shafts and drive shaft covers — checking the condition
1. With the vehicle raised and supported on supports, slowly turn the rear wheel. Check the condition of the rubber boots on the outer constant velocity joint by...

Checking the front brake pads
1. Set the parking brake firmly, then jack up the front of the vehicle and place it on stands. Remove the front wheels. 2. To quickly check the thickness of the friction...

Checking the rear brake pads
1. Place chocks under the front wheels, jack up the rear of the car and place it on supports. Remove the rear wheels. 2. For a quick check, you can measure the thickness...

Parking brake — checking operation
1. Applying normal medium pressure, fully tighten the parking brake, counting the number of clicks on the ratchet mechanism. If the adjustment is correct, there should...

Exhaust system and fastenings — condition and reliability check
1. On a cold engine (at least 1 hour after the trip), check the exhaust system from the engine to the end of the tailpipe. The exhaust system is easiest to check with...

Checking the oil level in a manual transmission
Note: To remove the transmission filler plug, you will need a hex key. 1. Place a suitable container under the transmission filler and inspection plug, located on the...

Final Drive Oil — Check Level and Replacement
Checking the level 1. Place the vehicle on an inspection pit or lift the front and rear parts with a jack and place them on supports. The vehicle must be level for the...

Rubber coupling of the cardan shaft — checking the condition
1. Place chocks under the front wheels, then lift the rear of the car and place it on supports. 2. Carefully check the front and rear rubber couplings of the cardan...

Checking seat belts
1. Carefully inspect the seat belt webbing for cuts, fraying or damage. If a retractor type seat belt is installed, pull the belt out and inspect the webbing along its...

Lubricate all hinges, locks and electrical antenna
1. Lubricate the hood, door and tailgate hinges with a light multi-purpose oil. Likewise, lubricate all latches, locks and lock stops. At the same time, check the...

Headlight adjustment
1. Precise adjustment of the headlight beam is only possible with optical beam adjustment equipment, and therefore this work should be performed at a Mercedes-Benz...

Windshield and Headlight Washer System — Checking Condition
1. Make sure all washer jets are clean and a strong stream of fluid flows from the jets. Headlight washer jets should be adjusted so that the fluid stream hits just...

Testing in motion
Instruments and electrical equipment 1. Check the operation of all devices and electrical equipment. 2. Make sure all instruments are reading correctly and turn on all...

Front Hub Bearings — Checking
1. With the vehicle on a level surface, apply the parking brake and move the gear selector lever to first gear (manual transmission) or the "Parking" position (automatic...

Clutch — Checking Action
1. Make sure that the clutch action is smooth and even, the car starts smoothly and the pedal travel does not exceed the recommended one. Also listen for noise when...

Valve timing clearance (pre-1984 models) — checking and adjusting
Note: Adjustment of clearances in the valve drive mechanism must be carried out on engines without hydraulic tappets - i.e. on engines manufactured before October 1984....

Ignition system — checking the condition and adjusting the ignition timing
1. To avoid problems when starting and running the engine, you should carefully check the ignition system parts. There should be no damage or destruction of parts....

Air Cleaner Filter Element — Replacement
Removal 1. Loosen and remove the fastening nuts from the air cleaner cover. Unfasten the holders of the upper cover (see fig. 30.1. a. b). Fig. 30.1, a. Unscrew the...

Replacing the fuel filter
Warning: Gasoline is highly flammable - extreme caution must be exercised when working around system components. Keep work area well ventilated - open all doors and...

Automatic Transmission Fluid and Filter — Replacement
1. This operation can only be carried out in a clean, dust-free environment. 2. Raise the vehicle with a jack and place it on supports (see " Lifting the car and placing...

Clutch Driven Disc — Checking Wear
1. To assess the wear of the friction linings of the driven clutch disc without removing the clutch or gearbox, the following operation is provided. 2. The check is...

Replacing the carbon absorption filter — models with a gasoline vapor absorption system
Removal 1. Place the vehicle on a level surface and apply the parking brake. Raise the front of the vehicle with a jack and place it on supports (see Fig. " Lifting the...

Replacing brake fluid
Warning: Brake fluid can damage your eyes and paintwork, so be careful when working with the brake system. Do not use fluid that has been stored in an open container for...

Replacing the coolant
Warning: Begin this procedure after the engine has cooled. Avoid contact with skin or painted surfaces. If spilled, rinse immediately with plenty of water. Do not leave...

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TEXTHTMLBB Code

190 (W201) (1982-1993)