Practice Test: Question Set - 02
1. Where is the pressure discharge valve fitted in CRDI fuel system?
- (A) Common rail
- (B) Fuel pump
- (C) Injectors
- (D) Fuel filter
2. Which fuel pipe line is provided between fuel filter and injectors?
- (A) Suction pipe
- (B) Pressure
pipe
- (C) Vacuum pipe
- (D) Over flow
pipe
3. Which electronic device controls the engine system?
- (A) Regulator
- (B) ECM
- (C) Fuse
- (D) Switch
4. What is the purpose of glow plug in pre-combustion chamber in diesel engine?
- (A) Completing
combustion
- (B) Delaying
combustion
- (C) Advance
combustion
- (D) Initiating
combustion
5. How much time taken to give signals to ECM after ignition switch on?
- (A) One second
- (B) Two seconds
- (C) Three
seconds
- (D) Four seconds
6. How the CRDI injector’s pressure control valve operated?
- (A) Mechanically
- (B) Electronically
- (C) Manually
- (D) Hydraulic
7. What is the expansion of HEUI?
- (A) Hydraulically
actuated electronically controlled unit injector
- (B) Hydraulically
actuated electrically controlled unit injector
- (C) Hydro-electric
controlled unit injector
- (D) Hydraulic
effective controlled unit injector
8. Why fuel filter is essential in diesel engine?
- (A) Increase the
power
- (B) Prevent
dirty smoke
- (C) Easy
starting
- (D) Mirror
polishing finish in nozzle and FIP
9. Why an auxiliary spray hole provided in the pintaux nozzle?
- (A) To assist
easy starting under cold condition
- (B) To assist
stop under cold condition
- (C) To provide
rich fuel under cold condition
- (D) To provide
very less fuel supply
10. Which electronic unit gives signal to operate IAC valve?
- (A) ECM
- (B) EDU
- (C) Solenoid
- (D) SCV
Next Tests:
Blogger Comment
Facebook Comment