The trip which the ECM or PCM MOST will likely turn on the Malfunction Indicator Lamp (MIL) is: a. 1st trip.
An onboard diagnostics (OBD) system can be defined as an electrical circuitry that is designed and installed on vehicles, so as to enable self-diagnostic and reporting functionalities within the vehicle system.
In this scenario, the trip which the ECM or PCM MOST will likely turn on the Malfunction Indicator Lamp (MIL) is the first (1st) trip because a misfire condition may occur which can damage the three-way catalyst (TWC), as a result of overheating.
Read more on OBDII here: brainly.com/question/20492458
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Complete Question:
The OBD II (On Board Diagnostic Level 2) system on a vehicle interprets a disconnected spark plug as a misfire that could damage the three-way catalyst. On which trip will the ECM or PCM MOST likely turn on the Malfunction Indicator Lamp (MIL)?
a. 1st trip
b. 2nd trip
c. 3rd trip
d. 4th trip