Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › Random misfire on Acura – and seems mysterious › Reply To: Random misfire on Acura – and seems mysterious
Injector cleaner is only designed to clean injectors.
It doesn’t add any more fuel to the system.
Just as a reference, your total fuel trim (adding both STFT & LTFT together) should be 10 +/- anymore the ECM may display a CEL.
Here’s some info you might find useful:
Will you pass inspection?
Not without all the readiness monitors passing I would think.
I’ll say this again.
Without seeing the vehicle, my first thought is a vacuum leak.
You’ll need to have the engine and EVAP system properly smoke tested and a skilled tech to perform the tests.
I’ve seen techs pull their hair out while doing smoke testing.
Some leaks are difficult to see.