Isuzu D-Max Faults P0404 & P0401 – How To Fix – DIY

Isuzu D-Max Faults P0404 & P0401 – How To Fix – DIY

In this video I show the step by step process on how I diagnosed and fixed a limp home mode fault on the Isuzu 3.0 turbo diesel 4JJ1 engine.
This engine is also used in the MU-X, Chevrolet & Holden Colorado applications.

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Disclaimer:
GerardBurke is a qualified motor technician who has completed modules & courses in manual handling and all aspects of workshop safety. These videos are not intended to be used by anyone who is not trained and or qualified to carry them out.
Due to factors beyond the control of GerardBurke, I cannot guarantee against improper use or unauthorized modifications of this information. GerardBurke assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Use this information at your own risk. GerardBurke recommends safe practices when working on vehicles and or with tools seen or implied in this video. Due to factors beyond the control of GerardBurke, no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not GerardBurke.

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Comments

Anthony Farrell says:

Did you have a look at at the old part ?? Was it carbon build up ??

The Retired Mechanic says:

Always good to have a wiring diagram when fault finding with egr valve. Takes the guesswork out of it

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