P064B
PTO Control Module
What it means
P064B means PTO Control Module.
Where it lives
For P064B, the part to look at first is the module named here.
Check these first
- A failed power take off control module
- A wiring fault in the PTO control circuit
- Corrosion at the PTO connector
- A failed PTO switch or solenoid
- A faulty ECM output
What to do next
- Check the PTO switch and its fuse
- Inspect the PTO control wiring and connector
- Scan the PTO module for other codes
- Test the PTO solenoid command
- Repair the control circuit if the PTO does not engage
- Clear the code and retest
Look up another code
Enter a full code or a symptom. Press / to search. How to read a code
Type a code above, or start from a symptom or a common code.
Updated
Generic SAE J2012 definition. Last updated 2026-10-10.