Show Me Tell Me engine bay guide

Hyundai i20 Engine Diagram

A clear learner-driver guide to the Hyundai i20 engine bay, helping you find the key under-bonnet checks for Show Me Tell Me practice.

Hyundai i20 Learner friendly Oil, coolant, brake fluid and screen wash Driving test prep
Hyundai i20 engine bay showing the location of the oil, brake fluid, coolant and screen wash reservoirs.
Hyundai i20 engine bay guide showing the location of key maintenance points for Show Me Tell Me practice.
Engine oil dipstick and filler cap
Hyundai i20 oil dipstick and engine oil filler cap inside the engine bay.
Hyundai i20 engine oil dipstick and filler cap location.
  • Location: Find the oil dipstick handle and the oil filler cap on top of the engine.
  • How to check: Remove the dipstick, wipe it clean, reinsert it fully, then remove it again to check the oil level.
  • Correct level: The oil should sit between the MIN and MAX marks on the dipstick.
  • Test answer: “I would check the oil level using the dipstick, making sure it is between the minimum and maximum marks.”
Engine coolant tank
Hyundai i20 coolant expansion tank inside the engine bay.
Hyundai i20 coolant reservoir location.
  • Location: Look for the translucent coolant reservoir under the bonnet with level markings on the side.
  • How to check: Only check the coolant level when the engine is cold. The fluid should be between the MIN and MAX marks.
  • Correct coolant: Use the correct coolant type for the Hyundai i20 as listed in the owner’s handbook. Do not mix random coolant types.
  • Safety note: Never remove the coolant cap when the engine is hot, as pressurised steam or hot coolant can escape and cause serious burns.
Screen wash reservoir
Hyundai i20 screen wash reservoir inside the engine bay.
Hyundai i20 screen wash filler location.
  • Location: Look for the screen wash filler cap, usually marked with a windscreen washer symbol.
  • How to check: Open the cap and visually check whether the reservoir needs topping up.
  • Top-up: Use a proper screen wash mixture, especially in winter, to help prevent freezing and keep the windscreen clear.
  • Test answer: “I would check the screen wash by opening the filler cap and topping it up with screen wash if needed.”
Brake fluid reservoir
Hyundai i20 brake fluid reservoir inside the engine bay.
Hyundai i20 brake fluid reservoir location.
  • Location: Usually towards the rear of the engine bay, near the bulkhead.
  • How to check: Look at the side of the reservoir and make sure the brake fluid is between the MIN and MAX marks.
  • Safety note: If the brake fluid level is low, do not simply top it up and carry on. Get it checked by a garage before driving.
  • Test answer: “I would check the brake fluid level is between the minimum and maximum marks. If it is low, I would get it checked before driving.”