Engine Diagrams

Toyota Yaris 1.5L Hybrid

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Engine Bay Guide: "Show Me, Tell Me" Prep

Everything you need to know about the Yaris Hybrid engine bay for your driving test.

📍 Vehicle: Toyota Yaris Hybrid 📖 5 Min Read

⚠️ Safety First

High Voltage: The Yaris Hybrid contains orange cables. Never touch these. Only check fluids when the engine is cold and the vehicle is switched off.

1. Engine Oil

Identify the dipstick (yellow handle). Describe how to wipe it, re-insert it, and check the level against the min/max markers.

2. Engine Coolant

Identify the high/low level markings on the header tank and describe how to top it up to the correct level.

3. Brake Fluid

Identify the reservoir and explain how to check the level against the high/low markings on the side.

Toyota Yaris Hybrid electric engine labelled for driving test show me tell me questions

Brake Fluid Reservoir

Location: Back left of the engine bay (Black Cap).

How to check: Identify reservoir, check level against MIN and MAX markings.

Engine Coolant

Location: Front right its the plastic square reservoir with a black cap.

How to check: Level must be between MIN and MAX. Never open when the engine is hot.

Engine Oil (Dipstick)

Location: Marked with a Yellow handle.

How to check: Pull out dipstick, wipe clean, re-insert, and check oil level against the notches.

Toyota Yaris Hybrid Motor Coolant Reservoir Close Up

Hybrid Coolant

Location: Rear right This is the hybrid motor coolant. You won’t be asked about this on the driving test, but many examiners may assume it is the main engine coolant because it is more prominent. Particularly with this hybrid coolant, it’s vital to use the exact type specified by the manufacturer, as using the wrong coolant can cause serious damage to the hybrid system..

How to check: Open the cap and ensure there is visible fluid in the reservoir.

Screenwash Reservoir

Location: Front left corner this one has a yellow cap, but that can vary from car to car.

How to check: Open the cap and ensure there is visible fluid in the reservoir.

Why This Matters for Your Test

This Toyota Yaris Hybrid engine diagram highlights the key parts you may be asked about in the “Show Me, Tell Me” questions during your driving test. It shows the brake fluid reservoir, engine coolant tank, hybrid inverter coolant tank, oil dipstick, and screen wash bottle, making under-bonnet checks simple to remember.

⚠️ Safety Note

The Yaris Hybrid has orange high-voltage wiring in the engine bay. These carry dangerous electrical power—never touch or tamper with them.

Knowing your Yaris Hybrid engine layout builds confidence and helps you give clear answers in the Show Me, Tell Me section. Use this guide to learn where everything is, so you can show safe car maintenance knowledge on test day.

Perfect for both learners and instructors who want a simple, easy-to-read Yaris Hybrid engine diagram and checklist.

📥 Download Yaris Hybrid PDF Guide