Task sheet: Engine Management
Learning objective/task: Analyse and evaluate a fault with an engine management component.
Assignment: Analyse and evaluate a faulty Mass Air Flow sensor.
1. You will choose a vehicle with a MAF sensor that was produced after 1998.
2. You must say what the fault is that has occurred (eg. MAF sensor voltage too high), and the DTC that would be logged.
3. You must say what the symptom of this fault would be (what would the customer no-tice?).
4. Show, using a diagram, how you would check the sensor. You must show what test equipment you would use AND how you would connect it to the sensor.
5. What are the correct readings you should see using the test equipment you have cho-sen?
6. You must say what the Engine Management System would do if this fault occurred (ie. what is the failsafe?).
7. You must say how this fault may have occurred and what can be done to make sure it doesn't happen again.
Vehicle - Mazda 6
Fault - MAF circuit low input
DTC - P0102
Symptom - Engine Light ON
Engine stall
Engine running rough
Excessive fuel consumption
Excessive smoke
Attachment:- Assignment File.rar