BuyFind

Automotive Technology: A Systems A...

6th Edition
Jack Erjavec + 1 other
Publisher: Cengage Learning
ISBN: 9781133612315
BuyFind

Automotive Technology: A Systems A...

6th Edition
Jack Erjavec + 1 other
Publisher: Cengage Learning
ISBN: 9781133612315

Solutions

Chapter
Section
Chapter 31, Problem 14RQ
Textbook Problem

What is indicated by a negative LTFT value?

Expert Solution
To determine

The indications given by a negative LTFT value.

Explanation of Solution

Long-term fuel trim (LTFT) is the slow rectification in the fuel trim by the engine system.

The LTFT works to bring the STFT close to a 0% correction. When there is more fuel than air in the A/F mixture, the indicator shows n...

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Chapter 31 Solutions

Automotive Technology: A Systems Approach (MindTap Course List)
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