Forum Discussion

holstein13's avatar
holstein13
Explorer II
Sep 04, 2015

Base Idle, Fast Idle, Non Idle - Best Practices Diesel

What are best practices for idling and what are the theories behind them. For example, I never use my base idle speed unless I'm in traffic or at a red light. Otherwise, I'll high idle (1,000 RPMs) ...
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Tom_Barb's avatar
Tom_Barb
Explorer II
Sep 04, 2015
I believe much of the high idle thinking is left over from the olden days of diesel. these new computer controlled engine are smarter than many who operate them.

I see no valid reason to fix some thing which isn't broke.

Or should I fix it until it is?

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