Test Procedure
WARNING: This page is about a different variant/trim than selected.
- AN1 VERIFY CORRECT PTO OPERATION
- Ignition OFF.
- Disconnect the PTO system or auxiliary idle control.
- Ignition ON, engine running.
Is a concern present?
Yes No GO to AN2 . REFER to the Owner's Literature provided with the PTO system or auxiliary idle control to verify correct operating procedures, entry conditions, and diagnostic information. - AN2 CHECK THE PTO INPUT FOR A SHORT TO VOLTAGE
- Ignition OFF.
- PCM-B connector disconnected.
- Ignition ON, engine OFF.
- Measure the voltage between:
(+) PCM-B Connector, Harness Side (-) PTO - Pin 6 Ground PTO2 - Pin 4 Ground
Is any voltage present?
Yes No REPAIR the short circuit. Clear the PCM DTCs.
REPEAT the self-test.REFER to the Owner's Literature provided with the PTO system or auxiliary idle control to verify correct operating procedures, entry conditions, and diagnostic information.
Clear the PCM DTCs. REPEAT the self-test.