Automobile Engineering Interview Questions
Questions Answers Views Company eMail

What is a injecter pressure in heavy viehle?

Ashok Leyland, Ford,

9 5634

oil mixing with coolant & causes of this ?


3 2881

wat is the significance of BS 3 or 4 engine, wat will happen if BS 3 fuel is used in BS 4 engine or vice versa ?? pls explain the consequences happening in engine if wrong fuel is burnt ??

1 1408

if the piston ring & liners changed after that if problem arising again of back compressor?


3 2722

on how many points, an engine-clutch-gear box unit is supported on chassis frame ?

4 4139

frame is distorted in a paralleleogram shape due to--------

3 2744

types of wheels preffered in sports cars ?


2 3483

I am a diploma Automobile Engineer working in Volkswagen for 4 years . I wish to apply for Australian PR however SOL of austria does not include automobile ngineering is there any other way i can choose to apply for the same. Please help..



CRANK shaft to be fixed to the engine, ? (1) Perpendicular CAM shaft (2) Inclined to CAM shaft (3) Parallel to CAM shaft (4) None of the above

3 4453

What is the function of a carburetor of a Motor Car? (1) Provides petrol vapour to the engine to produce power (2) Provides an electric spark for the fuel to burn (3) Provides clean air to the engine (4) Filters petrol

2 3563

Usually helicopters are having a small fan at the rear end, the purpose is;? (1) To increase it’s lifting capability (2) To balance the torque applied on the main fan (3) For safe landing (4) For safe taking off

2 2992

why do cars have smaller tyres and bikes bigger ?

Hero Honda, Ford,

4 7983

what is ECU


2 4142

How does genera tors operate


1 975

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Un-Answered Questions { Automobile Engineering }

1) can any one tell how dozer transmission system power terrain --track


My Isuzu common rail 4Hl 1-1 tipper caught to flood & water absorb to engine through air intake line (air cleaner) then I put new pistons, rods everything its needed. But now when I start the engine its try to start with normal starting sound. I try to start until battery getting low, but nothing happen. What can I do? Please help me to resolve this problem.


What is the composition of Cast Iron Grade:GG P70 ?


i have chines vehicle Grand Tiger now its AC compressor become jam what should i do i have not found new in market


how could test the speedo meter


Is it mandatory to maintain RG Part 1 & 2 manually? Can we submit excel format of the same to excise dept?


Hi guys! I buyed this clone carprog but i realized that not reading 24cxx. I tried 93cxx and 25cxx and it read.But 24cxx not.I tried to put external power.Of course the eeprom was soldered out.The interface is new and never read 24cxx.I tried many 24cxx .Is there a solution for this problem? I read in other forum that need to replaced 74hc125D with 74hc125M 4 pieces. thanks!


i had applied for 6 categories for rrb section engineers posts 2 different rrb boards 2 those i was eligible of an single notificatoin. do i need 2 write different exams or single exam


face to face first interview for the post of service engineer to question


difference bitween CPC & SQC


how cdi unit works ? what will happen if there is no cdi unit in car?


When we run the report j1ifr ( pending 4(5)a challan )this report can we convert in excel sheet.


most popularly used gas,characterestics,applications,features


What is CX and DX mean or abbreviation for JCB Backhoe Loaders ? I know they are models 3CX is used in Europe and 3DX is used in India but I am looking for the full form of those abbreviations - Thanks


1. What are the three methods of the heat transfer? Give example for each 2. Name the four most important components of a Freon refrigeration system. 3. What is an expansion valve and its purpose? 4. What happen when the expansion valve is excessively open? 5. Kind of refrigerant use in a refrigerating system 6. Purpose of evaporator in refrigeration system. 7. What are the characteristics of Freon 12? 8. Purpose of condenser in refrigeration system? 9. Kinds of refrigerants and their properties. 10. What will happen if there is moisture in refrigeration system? 11. Explain the cycle of refrigeration system. 12. Give the different ways of detecting leaking refrigerants? 13. What is the cold side of the refrigeration system? 14. What is the purpose of liquid receiver? 15. What are specific heat, latent heat and sensible heat? 16. Where id the warm side of a refrigeration system? 17. What would happen if there was water in refrigeration line? 18. What safety device will activate to stop the compressor in the refrigeration system 19. What phenomenon becomes when air mixed with refrigerant? 20. What is the effect if tour refrigeration system has an air? 21. What is short cycling in refrigeration system? 22. What is the hottest part of refrigerant in the refrigeration system? 23. Diagram of refrigeration? 24. Give the function o evaporator? 25. What is a magnetic valve of refrigeration system? 26. In refrigeration, why during operations is running low pressure at the suction side? 27. What is a liquid flooding in refrigeration system? 28. What are the safety devices that are fitted in a refrigeration system? 29. What is flaring tool?