Symptom Tree  t165   Printable Version This is symptom tree t165 Cause Correction Active air shutoff valve fault code(s) Troubleshoot any active air shutoff valve fault codes…

Symptom Tree  t164   Printable Version This is symptom tree t164 Cause Correction Active air shutoff valve fault code(s) Troubleshoot any active air shutoff valve fault codes…

Symptom Tree  t112   Printable Version This is symptom tree t112 Cause Correction Programmable parameters or selected features are not correct Check the programmable parameters and the…

Symptom Tree  t099   Printable Version This is symptom tree t099 Cause Correction Engine idle speed is set at either the minimum or the maximum allowable value…

Symptom Tree  t096   Printable Version This is symptom tree t096 Cause Correction Fan drive belt is broken Check the fan drive belt. Replace the belt, if…

Symptom Tree  t084   Printable Version This is symptom tree t084 Cause Correction Keyswitch is in the OFF position Turn the keyswitch to the ON position.  …

Symptom Tree  t083   Printable Version This is symptom tree t083 Cause Correction Electronic fault codes active or high counts of inactive fault codes Read the fault…

Symptom Tree  t081   Printable Version This is symptom tree t081 Cause Correction Keyswitch circuit is malfunctioning Check the vehicle keyswitch circuit. Refer to Procedure 019-064.  …

Symptom Tree  t046   Printable Version This is symptom tree t046 Cause Correction Programmable parameters or selected features are not correct Check the programmable parameters and the…

Symptom Tree  t016   Printable Version This is symptom tree t016 Cause Correction Error 5023: No connection to the ECM was established or detected Refer to Procedure…