Automobile interview questions
500 questions with model answers, in four levels. Start with Basic, check yourself honestly, then move up.
Basic questions
- Engine Fundamentals (13)
- Fuel Systems & Combustion (13)
- Clutch, Gearbox & Transmission (13)
- Driveline & Differential (12)
- Suspension (12)
- Steering & Wheel Alignment (12)
- Braking Systems (13)
- Chassis, Body & Tyres (13)
- Vehicle Dynamics (12)
- Automotive Electronics & ECUs (13)
- Electric & Hybrid Vehicles (12)
- Emissions, Regulations & Vehicle Safety (12)
Intermediate questions
- Engine Fundamentals (13)
- Fuel Systems & Combustion (13)
- Clutch, Gearbox & Transmission (13)
- Driveline & Differential (12)
- Suspension (12)
- Steering & Wheel Alignment (12)
- Braking Systems (13)
- Chassis, Body & Tyres (12)
- Vehicle Dynamics (13)
- Automotive Electronics & ECUs (12)
- Electric & Hybrid Vehicles (13)
- Emissions, Regulations & Vehicle Safety (12)
Advanced questions
- Engine Fundamentals (11)
- Fuel Systems & Combustion (10)
- Clutch, Gearbox & Transmission (10)
- Driveline & Differential (10)
- Suspension (11)
- Steering & Wheel Alignment (11)
- Braking Systems (11)
- Chassis, Body & Tyres (10)
- Vehicle Dynamics (11)
- Automotive Electronics & ECUs (10)
- Electric & Hybrid Vehicles (11)
- Emissions, Regulations & Vehicle Safety (9)
Tricky questions
- Engine Fundamentals (7)
- Fuel Systems & Combustion (6)
- Clutch, Gearbox & Transmission (6)
- Driveline & Differential (6)
- Suspension (6)
- Steering & Wheel Alignment (6)
- Braking Systems (7)
- Chassis, Body & Tyres (6)
- Vehicle Dynamics (6)
- Automotive Electronics & ECUs (6)
- Electric & Hybrid Vehicles (7)
- Emissions, Regulations & Vehicle Safety (6)
Sample questions
- What are the four strokes of a four-stroke engine?
- What are lean and rich mixtures?
- What is a transfer case?
- What is the function of brakes in a vehicle?
- Why are alloy wheels used?
- What does a starter motor do?
- What is the difference between torque and power?
- How can turbo lag be reduced?
- What is the difference between semi-floating and fully floating axles?
- How does ABS work?
- What forces make up total road load on a vehicle?
- What is the difference between NMC and LFP lithium-ion cells?
- What displacement does a four-stroke engine need to make 100 kW at 6000 rpm with BMEP of 12 bar?
- How would you choose between AT, CVT and DCT for a compact city car?
- What is kinematic and compliance (K&C) testing?
- How would you compare steel, aluminium and CFRP for lightweighting a body?
- How is an ASIL assigned under ISO 26262?
- Do diesel engines use spark plugs?
- Is stiffer suspension always better for handling?
- Does more horsepower always mean faster acceleration?