Technician A says that high HC emission levels are often caused ...

[nmorano1]

Technician A says that high HC emission levels are often caused by a fault in the ignition system. Technician B says that high CO2 emissions are usually caused by a richer-than-normal air-fuel mixture. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

The sensor that most determines fuel delivery when a fuel injected engine is first started is the ________.
 
  A) ECT sensor B) IAT sensor
  C) Engine MAP sensor D) O2S

[frejo]

Answer to Question 1

A

Answer to Question 2

A

[nmorano1]

TYSM

[bulacsom]

Thanks for the timely response, appreciate it