Description:

This error code is triggered when the PTI control unit detects that the output of the enable circuit is low when it is commanded ON. It is advised to diagnose all other DTCs before performing diagnostics for this code.

Reaction:

The control unit commands the equipment to enter Park mode, which is recoverable.

Recommendations:

• Inspect Enable Circuit:
  • Check the transmission enable circuit for any signs of damage, loose connections, or shorts to ground.
  • Repair or replace any damaged wiring or connectors.
• Test Voltage Levels:
  • Verify that the voltage levels in the enable circuit are within the specified range when commanded ON.
  • Replace any faulty components that may be causing low voltage.
• Evaluate Control Unit:
  • Ensure the PTI control unit is functioning correctly and issuing the correct commands.
  • Reprogram or update the control unit software if necessary.

Note:

Proper functioning of the transmission enable circuit is crucial for vehicle operation. Ensuring correct voltage levels and resolving any other DTCs can help prevent this issue.