Vehicle break-in Engines and transmission Operation of the car after the acquisition or repair of its main components (engine, gearbox, rear axle gearbox) it is necessary to...
Carrying out maintenance work This section is based on maintenance requirements (THAT) presented by the firm «BMW-AG» and many years of experience in the operation of the car. It is aimed...
Maintenance interval Attention! Below are the positions of the most complete maintenance according to the Inspection regulations. The exact amount of maintenance for a particular...
Reset service indicator Resetting the maintenance indicator must be carried out in the following order. Prepare fixture «61.1.110» - nullifier. Switch off the ignition and install the...
Engine oil level check and change Attention! Before changing the oil, protect the generator from contamination by covering it with foil. During operation, the oil is subjected to dilution and...
Coolant level control All car engines «x5» series «E53» have a compensation type overpressure cooling system. The expansion tank is located in the engine compartment and is...
Brake Fluid Level Control Attention! Brake fluid is an aggressive component for the skin, especially for the eyes, is acutely toxic when ingested and destroys the paintwork. It is...
Washer reservoir level control The windshield and headlight washer fluid is located in a plastic reservoir, on the right in the engine compartment (pic. 2.24). Liquid level (7.8 l) in the...
Tire condition check BMW cars «x5» with body «E53» have different tires and wheels, depending on the model. Tires and wheels require regular inspection of their condition. On...
Checking and adjusting idle speed and CO level The initial position of the engine before adjusting the idle speed and CO level must comply with the following conditions: the engine is warmed up to normal...
Replacing the air filter element Replacing the engine air filter element «M54» must be done in the following order. Open clamps (1, fig. 2.27) and lift the lid (2) air filter housings On the...
Checking the brake system Attention! Do not use compressed air or petrol-based solvents when working on the brake system. Disc brakes have built-in brake lining wear indicators on the...
Checking the steering system Steering play Backlash check (freewheel) the steering wheel must be carried out when the steering wheel is rotated in one direction and the other, while it is...
Wheels and tires Rotation (permutation) tires on the car at least every 5,000 km or when signs of uneven tread wear appear. The permutation scheme is shown in fig. 2.35 and it...
Checking the condition of hoses and pipelines Attention! Before removing the hoses, depressurize them. Disconnect air conditioning hoses only at a workshop. Constantly elevated temperature in the engine...
Checking the condition of drive belts Condition of engine accessory drive belts (pic. 2.37) play an important role in its stable operation. They are used to drive the generator, power steering...
Checking the condition of the battery BMW cars «x5» with body «E53» are equipped with batteries that do not require special care, except for topping up with distilled water. Models of the last...
Checking and replacing spark plugs Checking and replacing spark plugs (NW) must be done in the following order. Stop the engine and let it cool down to ambient temperature. Check the condition...
Body lock lubrication Lubricate the door locks in the area of the locking pins, lugs and adjacent surfaces with universal grease type «Optimol-Optitemh TT1». Lock the car and check...
Checking the seat belts Attention! It is forbidden to disassemble the seat belt tensioner, the spring may fly out and cause injury. Seat belts are subject to immediate replacement if...
Checking the wiper blades Over time, a road film forms on the wiper blades, which prevents the wiper from adhering snugly to the glass and reduces its effectiveness. Brushes should be...
Brake Fluid Replacement Brake fluid is used in the drive of the brake system and clutch release, a toxic and hygroscopic product. It absorbs moisture from the air through the vent in...
Coolant replacement The engine cooling system should periodically, once every three years, be replaced with coolant - antifreeze, a mixture of ethylene glycol and distilled water....
Fuel filter replacement Attention! All work carried out on the fuel system of the engine is a fire hazard and requires compliance with increased safety measures. Replacing the fuel...
Checking the level and changing gear oils Attention! Draining oil from transmission units must be carried out on a warm vehicle, immediately after it has stopped. Beware of burns on the exhaust system...
Oil change in manual transmission Changing gear oil in a manual gearbox (RKPP) must be done in the following order. Prepare the workplace, tools and consumables. Make a trip and install the car...
Oil change in automatic transmission Automatic transmission type «A5S 390R» Checking the oil level in automatic transmission type «A5S 390R» must be done in the following order. Place the car in a...
Changing the oil in the front axle gearbox The oil change in the front axle gearbox must be carried out in the following order. Warm up the front axle gearbox to operating temperature by driving a...
Changing the oil in the rear axle gearbox Changing the oil in the rear axle gearbox of the BMW X5 E53 must be carried out in the following order. Warm up the rear axle gearbox of the car to operating...
Changing the oil in the transfer case Changing the oil in the transfer case (RK) type «NV12S» must be done in the following order. Warm up the RC of the car to operating temperature by running a...
Checking the thickness of the clutch disc The clutch is self-adjusting and requires no maintenance. The thickness of the clutch disc is measured with a special reference gauge. Measurements must be...
Checking electrical systems As part of the maintenance, it is necessary to verify the correct functioning of the electrical system: external lighting; illumination of the engine...
Cabin air filter replacement Cabin air filters are located in front of the engine compartment, on the right and left. The filter is replaced when the power of the ventilation unit...
Visual inspection of the underbody To control the condition of the bottom of the body, and its elements, it is necessary to thoroughly rinse the car from below. Carry out the inspection of the...
Final maintenance operations At the end of the car maintenance work, it is necessary to check the zeroing of the maintenance interval display and, if necessary, reset it, as described...
General requirements for car repair The main part of malfunctions of mechanical components and assemblies in operation occurs due to friction processes, deformation of elements, aging of...