BMW 320 Workshop Manuals and Repair Manuals
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BMW 320The BMW 320 was a saloon car manufactured by German automobile maker BMW from 1937 to 1938. It replaced the 319-based BMW 329. The 320 was built on a shortened BMW 326 frame and used a 326 engine with a single carburetor and an output of 45 hp (34 kW). The suspension, which was carried over from the 329, consisted of an independent front suspension with a high-mounted transverse leaf spring acting as upper control arms and a conventional live axle on semi-elliptic springs at the rear. The 320 was replaced by the BMW 321 in 1938.
BMW 320 FAQ's
How do I bleed the brake system on my BMW 320?
To bleed the brake system on the BMW 320, first locate the brake bleeder valves on each caliper. Attach a clear plastic hose to the valve and submerge the other end in a container of brake fluid. Have an assistant pump the brake pedal several times and then hold it down while you open the bleeder valve to release any air trapped in the system. Repeat the process on each caliper until all air is removed from the system.
How do I check the automatic transmission fluid level in my BMW 320?
To check the automatic transmission fluid level in the BMW 320, start the engine and let it idle for a few minutes. Then, shift the transmission through all gears and return it to park. Locate the transmission dipstick and remove it to check the fluid level. The fluid level should be between the minimum and maximum marks on the dipstick.
How do I check the coolant level in my BMW 320?
To check the coolant level in the BMW 320, allow the engine to cool down completely before opening the coolant reservoir cap. The coolant level should be between the minimum and maximum marks on the side of the reservoir. If the coolant level is low, add a 50/50 mix of coolant and distilled water until the level reaches the maximum mark.
How do I check the tire pressure in my BMW 320?
To check the tire pressure in the BMW 320, use a tire pressure gauge to measure the pressure in each tire, including the spare. The recommended tire pressure can be found on the tire information placard located in the driver's side door jamb. If the tire pressure is too low, add air until it reaches the recommended pressure.
How do I replace the alternator on my BMW 320?
To replace the alternator on the BMW 320, first disconnect the negative battery cable, followed by the electrical connections and drive belt. Remove the mounting bolts and lift the old alternator out of the vehicle. Install the new alternator, making sure to properly connect the electrical connections and drive belt. Finally, reconnect the negative battery cable and test the charging system.
How do I replace the battery in my BMW 320?
To replace the battery in the BMW 320, first remove the negative (-) cable from the old battery, followed by the positive (+) cable. Then, remove the battery hold-down clamp and lift the old battery out of the vehicle. Install the new battery, making sure to properly connect the positive and negative cables and re-install the hold-down clamp.
How do I replace the brake pads on my BMW 320?
To replace the brake pads on the BMW 320, first remove the wheel and caliper. Then, remove the old brake pads and install the new ones, making sure to properly seat them in the caliper bracket. Finally, re-install the caliper and wheel, and repeat the process on the other side.
How do I replace the cabin air filter in my BMW 320?
To replace the cabin air filter in the BMW 320, first locate the filter housing, which is typically located behind the glove box. Remove the old filter and install the new one, making sure to properly align it with the housing. Finally, re-install the glove box and test the air flow to ensure proper operation.
How do I replace the fuel filter on my BMW 320?
To replace the fuel filter on the BMW 320, first locate the filter housing, which is typically located near the fuel tank. Release the fuel pressure by removing the fuel pump relay and cranking the engine for a few seconds. Then, disconnect the fuel lines and remove the old filter, replacing it with a new one. Reconnect the fuel lines and test the system for leaks.
How do I replace the serpentine belt on my BMW 320?
To replace the serpentine belt on the BMW 320, first locate the tensioner pulley and use a wrench to release the tension on the belt. Then, remove the old belt and install the new one, making sure to properly route it around all pulleys. Finally, release the tensioner pulley to tighten the belt and test its operation.
How do I replace the spark plugs in my BMW 320?
To replace the spark plugs in the BMW 320, first locate the spark plugs and ignition coils on the top of the engine. Remove the ignition coils and then use a spark plug socket to remove the old spark plugs. Install the new spark plugs and re-install the ignition coils, making sure to properly seat them on the spark plugs.
How often should I change the oil in my BMW 320?
BMW recommends changing the oil and oil filter in the BMW 320 every 7,500 miles or every 12 months, whichever comes first. Regular oil changes help to maintain proper engine lubrication and prevent premature wear and damage to engine components. It is important to follow the recommended oil change intervals to ensure optimal engine performance and longevity.
How often should I replace the air filter in my BMW 320?
BMW recommends replacing the air filter in the BMW 320 every 30,000 miles or every 3 years, whichever comes first. A dirty or clogged air filter can restrict airflow to the engine, reducing performance and fuel economy. Regular air filter replacements help to maintain proper engine performance and fuel efficiency.
What is the recommended oil type for a BMW 320?
BMW recommends using synthetic 0W-30 or 0W-40 motor oil for the BMW 320. This type of oil provides better engine protection and performance in extreme temperatures and high-stress driving situations. It is important to follow the recommended oil type and change intervals for optimal engine performance and longevity.
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