× 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: Testing Direct Injection High Pressure fuel pump - Runs Rich
Posted to Technical Discussion Forum on 9/5/2020 1 Reply

[...trimmed text...]

Would that not set a trouble code and cause high pressure? The PCM is in control of the pressure. It is lower at idle and higher under load. No other codes set.

[...t... Login to read more.

1 Replies Received (View Replies)