Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to adjust the automatic choke on an aircooled volkswagen (vw) beetle [title] The engine must be cold to make this adjustment. [title] Remove the air cleaner. [title] Find the automatic choke.

Ending1: [title] Try adjusting it back and forth for 2 minutes (do not try this if it is too cold). [title] Understand that all engines must be warmed if. Ending2: [step] Simply remove the air cleaner from the back of the side of the car. An aircooled volkswagen beetle has 3 lower carburetors than a vw. Ending3: [substeps] It is the round object on the upper right-hand of the carburetor looking from the back of the car. There is a wire coming to it from the positive side of the coil. Ending4: [step] If the engine does not have one, you may find the automatic choke located at the bottom of the engine housing. You will need to push the air cleaner lever down to get the oil pressure correct.

Answer format: ending1/ending2/ending3/ending4