× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: high nox
Posted to Emissions Forum on 5/21/2011 5 Replies

Recommend: 1. Checking the valve adjustment & verify with running compression test using a lab scope. 2. Checking the total timing advance of the engine.

Good Luck! Login to read more.

5 Replies Received (View Replies)