Low Idle Adjust Switch Does Not Work

Symptom Tree  t099

This is symptom tree t099
Cause Correction

Electronic fault codes active or high counts of inactive fault codes

Refer to Section TF for fault code troubleshooting.


Low-idle adjust switch feature is not enabled

Check the low-idle adjust switch feature with an electronic service tool. Refer to the appropriate electronic service tool manual.


Low-idle adjust switch and circuit is malfunctioning

Check the idle adjust switch and circuit. Refer to Procedures 019-052 and 019-053.

Last Modified:  02-Feb-2004

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