No power

DESWIGER

MEMBER
2000 MITSUBISHI MONTERO
3.0L
V6
4WD
AUTOMATIC
165,000 MILES

Replaced exterior fuel filter, checked all hoses and vacuum. Has no OBD-II codes, no apparent electrical problems, shifts fine (but just a bit high on rpm's between gears) and yet there just does not seem to be good pick-up and it is burning through fuel more than usual.

1 Reply

KEN L

MASTER CERTIFIED MECHANIC
42,830 POSTS

O yes, the high shift points, i sign that the catalytic converter is becoming plugged giving you low engine power, here are a few guides that should help you get the problem fixed.

https://www.2carpros.com/articles/how-to-test-a-catalytic-converter

and

https://www.2carpros.com/articles/catalytic-converter-replacement

and

https://www.2carpros.com/articles/engine-has-low-power-output

Please let us know what happens.

Best, Ken