An ecm (a) is always installed on the vehicle's firewall (b) stores diagnostic
cessive rpms
trouble codes in rom (c) protects the engine from overheating or excessive
(d) all of these.

Which of the following components of a pid controlled accumulates the error over time and responds to system error after the error has been accumulated? a)- proportional b)- derivative c)- integral d)- on/off.

Most leaks in reciprocating air compressors can be detected and minimized by: (clo4) a)-detecting leakage areas using ultrasonic acoustic detector. b)-tightening joints and connections c)-replacing faulty equipment d)-all of the given options

Inadequate stores control is not an obstacle to effective work order system. (clo4) a)-true b)-false