Important: The following steps must be completed before
using the symptom tables.
- Review the system Description and Operation in order to familiarize
yourself with the system functions. Refer to
Power Take-Off (PTO) Description and Operation
.
- Perform the Power Take-Off (PTO) Diagnostic System Check
before using the Symptom Tables in order to verify that all of the following
are true:
Refer to
Diagnostic System Check - Power Take-Off (PTO)
.
| • | The control modules can communicate via the serial data link. |
Visual/Physical Inspection
| • | Inspect the easily accessible and visible system components for obvious
damage or conditions which could cause the symptom. |
| • | Inspect the transmission for the proper transmission fluid level. |
| • | Inspect the hydraulic reservoir for the proper hydraulic fluid level. |
| • | Inspect the upfitter connections at the transmission. |
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions.
Symptom List
Refer to a symptom diagnostic procedure from the following list in order to
diagnose the symptom:
| • | Power Take-Off Does Not Engage
|
| • | Engine RPM Does Not Increase With Power Take-Off Engaged
|
| • | Power Take-Off Indicator Inoperative
|
