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Toyota T100 Problems

Improperly Adjusted Valves May Cause Emissions Failure/Rough Idle on Toyota T100

Problem Description and Possible Solution

A rough idle and even an emissions inspection failure for high HC and CO can be caused by improperly adjusted valves. Also, exhaust valves may become to tight which can lead to valve failures. Our technicians tell us that regular valve adjustment inspections are a must.

(6 people reported this problem)

Toyota T100 Vehicles With This Problem

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Average mileage: (–)
6 model years affected: 1993, 1994, 1995, 1996, more1997, 1998
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