How to open the fuel tank cap of the Infiniti QX50?

2 Answers
LaDiana
07/30/25 1:07am
The method to open the fuel tank cap of the Infiniti QX50 is as follows: 1. The fuel tank switch of the Infiniti QX50 is externally operated. With the vehicle's central locking system unlocked, simply press the fuel tank cap to open the outer cover. 2. The inner cap is a twist-type rubber plug. Turn it counterclockwise to open, and after opening, you can place the inner cap on the designated spot inside the outer cap. If the fuel tank cap cannot be opened, you can proceed from the trunk. The specific steps are as follows: 1. First, remove the trunk lining covering the fuel tank. The lining is usually secured by plastic clips and can be easily pried open with a screwdriver. 2. After removing the lining, you will see the locking mechanism of the fuel tank cap and the cable for remote operation. Simply pull the cable to open the fuel tank cap. 3. If this does not work, press the movable part of the locking mechanism while continuously pulling the cable, and the fuel tank cap will open easily. 4. Some models have a dedicated switch on the locking mechanism. Pressing this switch will open the fuel tank cap.
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DeCody
08/15/25 6:39am
I once drove my friend's QX50, and the fuel filler cap is indeed quite special. It has that angled design, not the push-to-open type. First, you need to unlock all the car doors from inside, which simultaneously releases the fuel cap lock. Once you locate the fuel filler cap, give it a firm push inward until you hear a 'click' sound unlocking it. Release your hand, and it will pop open slightly on its own. Then, just pull it outward along the angled direction to fully open it. Be careful not to scratch the paint when refueling—my friend once scraped it, and the touch-up was quite expensive. This design mainly aims to reduce high-speed wind resistance. When closing the cap, make sure you hear a 'snap' sound to confirm it's properly locked.
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