An OBD-II system interprets a disconnected spark plug as a misfire that could damage the three-way catalyst. The ECM or PCM will most likely trigger the malfunction indicator lamp (MIL) on the _______ trip.
A. third
B. fourth
C. second
D. first
Answer is d. 1st Trip (It is MOST likely that on the first trip a misfire condition can occur that can damage the three way catalyst (TWC) due to overheating. Specific on board diagnostic items will cause the ECM to light up or blink the MIL, and store DTC and Freeze Frame data, even in the 1st trip; e.g., Misfire (Possible three way catalyst damage) — DTC: P0300 -P0306 will MOST likely set.)
You might also like to view...
If you see the label ?TIG? on a welding machine, that machine is considered to be what kind of a welding
machine? a. Stick b. FCAW c. GMAW d. GTAW
Electronically controlled valves, hydraulic pumps, and wet clutches are components found in a(n) _____.
A. Haldex clutch B. Torsen unit C. Quaife differential D. Control Trac II
What material is sometimes used for studs in commercial buildings to comply with local fire code?
What will be an ideal response?
The output voltage of a step-up regulator is
A) equal to the sum of the capacitor voltage and the inductor voltage B) never more than twice the input votlage C) both a and b D) step-up regulators step up current only