CAT Computer-Controlled Fuel System
Across
- 2. What sensor provides ECM input for metering and timing to control excessive smoke?
- 4. What circuit converts analog signals to digital signals so the ECM may recognize it?
- 7. RAM, ROM, and PROM are three types of ____ chips and are internal storage area for the ECM.
- 8. In a EUI the solenoid energizes which then closes what valve?
- 12. What is another name for the gear driven axial pump that supplies high pressure engine oil to the injectors?
- 13. What type of voltage is usually 5 to 9 volts and is altered by sensors?
- 16. What type of signal do sensors send and vary over a given range ?
- 17. What connector is a standard communication link between the ECM and off-board service equipment?
- 18. What is NOT a substitute for regular service braking?
- 20. What component sends electrical signals to the control component?
- 21. What provides a comprehensive analysis and detailed charts of engine parameters?
- 23. What type of energy is used to perform work and illuminate a dash light?
- 24. What type of fuel pressure can cause cavitation of the pump and damage injectors?
- 26. When checking for air in your C-12 system ____ air bubbles are not acceptable?
Down
- 1. What component receives and evaluates input signals and sends electrical energy to output components?
- 3. Blink codes give you how many numbers for engine diagnostics?
- 5. What type of code indicates a problem exists and requires immediate attention?
- 6. Information is communicated through the use of ____?
- 9. What is mounted on the injector and is controlled by the ECM, which controls metering and timing?
- 10. What sensor indicates engine speed?
- 11. What is the most advanced diagnostic tool available?
- 14. Which fuel filter contains an air purge screw also known as a bleed screw to allow for air to be purged?
- 15. What type of signal is either On or Off with no range in between?
- 19. What sensor can detect the absence or presence of coolant?
- 22. What can also be referred to as a PCM and monitors engine and vehicles operating condition?
- 25. What loop operation are you in at engine start-up?