Automotive Electronics — Winter 2023

Write the advantage of Electronics in automobile.

What is Actuator? List the actuator used in automobile.

Explain the working of SI Engine, with suitable diagram?

List the desire function of catalytic converter.

What are the major controller inputs and outputs from/to Engine? Show their connection between Engine and Controller.

What are the seven mode of fuel control? Explain with neat diagram digital engine control system.

Explain the working of Fuel Injector and pulse mode fuel control signal with relevant diagrams and waveforms.

Define Engine performance term Power, BSFC, torque with their relevant formula and their units.

Explain the effect of air fuel ratio on performance.

Explain Idle speed control with relevant diagram

What is sparkplug? Why it is required in automotive vehicle?

With neat block diagram explain EGR Control.

With neat diagram explain electronic ignition control system.

Explain following sensor 1. Knock 2. Crankshaft Angular Position 3. Air Bag Sensor

Explain EGR actuator control with a relevant diagram

With relevant diagram Explain digital Speed sensor.

Explain following 1. Solid State relays 2. EGO 3. Fuel Injector Actuator

Explain stepper motor actuator with neat diagram

What is hall effect? Explain Position sensor using principal of hall effect. Compare with magnetic reluctance sensor.

List the communication buses used in vehicle network

Explain Accelerometer based Air bag system with relevant diagrams

Explain CAN protocol in detail.

Explain Antilock Braking System with relevant diagrams.

Explain low tire-pressure warning system with relevant diagrams

Explain the working of battery operated electric vehicles.