Having problems with your 2001 Nissan Frontier Crew Cab ?

My 2001 Nissan Frontier pickup 2-wheel drive 6-cylinder is using an unusal amount of gas. The previous owner installed a cold air intake air filter. I have done a complete tuneup. What could be causing this gas usuage.

Posted / edited by AnonymousUser on : 19-10-2020

Answers :

You need to do and scan of the ecm and see if the o2 sensors are working they tend to get lazy in there signals they feed the ecm when they get more that 100k on them ? try this first hope this helps
Repair Help & Product Troubleshooting for 2001 Nissan Frontier Crew Cab

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