
The fuel pump relay of the Santana is located under the hood, near the battery or inside the black box on the upper left/right side (some models may have it installed under the windshield washer reservoir). It is uniformly housed in the fuse box or relay box. Function of the Santana fuel pump: It supplies fuel to each injector and the cold start injector. In electronic fuel injection systems, two types of electric fuel pumps are commonly used: roller-type electric fuel pumps and vane-type electric fuel pumps. The roller-type electric fuel pump has an inlet on one end of the pump housing and an outlet on the other. The roller pump on the inlet side is driven at high speed by a motor located in the middle of the pump housing. The rotor is eccentrically installed inside the pump body, with rollers fitted into the rotor's grooves. When the pump rotates, centrifugal force causes the rollers to move outward, pressing against the eccentrically designed inner wall of the pump housing. Simultaneously, due to inertia, the rollers always maintain contact with one side of the rotor grooves, forming several working chambers. Classification of fuel pumps: Based on the driving method, fuel pumps can be divided into two types: mechanically driven diaphragm-type and electrically driven. The diaphragm-type fuel pump, representative of mechanical fuel pumps, is used in carburetor engines and is typically driven by an eccentric cam on the camshaft. The electric fuel pump, instead of being driven by the camshaft, relies on electromagnetic force to repeatedly actuate the pump diaphragm. This type of electric pump allows flexible installation positioning and helps prevent vapor lock.

As an experienced driver with years behind the wheel, I've fixed many issues with the new Santana. The fuel pump relay is located in the fuse box under the hood, specifically in that black box on the front left side when you lift the hood. Opening the cover reveals several relay slots, with the fuel pump one usually marked by an icon or the words 'fuel pump'. Sometimes it's positioned in the middle of the bottom row. Last time my car wouldn't start, I found this relay was faulty. I removed it myself and replaced it with a new one, solving the problem and saving over a hundred bucks. Always remember to turn off the power before working to avoid short circuits. Use a multimeter to check the voltage – it should read around 12V when normal. Regularly inspecting the connections for looseness or corrosion can prevent sudden stalling, making driving much safer. Once you memorize its location, other minor issues become easier to handle too.

Having worked in auto repair for so many years, I'm very familiar with the fuel pump relay location of the new Santana. It's usually in the left area of the engine compartment fuse box, labeled around S13 or with a fuel pump tag. For DIY operation, open the hood and locate the square box, turn the key to ON position to listen for a clicking sound - no sound means it's faulty. Always pull the main fuse before inspection to prevent accidents, and it's best to check the manual for exact slot confirmation. Avoid forcing removal to prevent damaging other components; if difficult to locate, visit a professional shop. When faulty, the car experiences fueling issues and hard starts - replace it promptly to extend pump life and save repair costs. The location is simple but requires careful handling.

Haha, as a little car enthusiast who loves tinkering with my car, the fuel pump relay location in the new Santana isn't hard to find—it's usually in the main fuse box under the hood or the small panel under the driver's seat. I've replaced the one in my own car, and after starting, the acceleration is super peppy! Typically, the middle slot is for the fuel pump—just check the manual to confirm. Keep the connectors clean to prevent rust and inspect them regularly. Once you locate it, the job is a breeze. A smoothly working fuel pump saves fuel and boosts performance—endless fun and easy to handle.


