P06AF

Symptoms

• Forced engine shutdown while driving
• Check Engine Light Is On, Multiple Lights Possible
• Emergency mode with sharp power limitation
• Inability to restart without resetting codes
• Possible jerking or loss of traction before stopping the engine

Causes

• Throttle Actuator Control (TAC) system critical malfunction
• Failure of the traction control or stability control system (ESP/ASR)
• Critical error in the automatic transmission or transfer case control system
• Internal ECU malfunction that initiated protective shutdown
• Chain reaction of several faults leading to protection activation

How to Fix

1. Stop the vehicle safely immediately when the protection is triggered.
2. Read ALL DTCs - P06AF is always accompanied by other root cause codes
3. Eliminate the root cause (TAC, ESP, automatic transmission codes, etc.) before resetting P06AF
4. Perform a full diagnostic of all control units using a factory scanner
5. Make sure the system is working correctly before resetting the protection
6. Reset codes and perform an extended test drive with monitoring

Related codes

Error P06AF by Vehicle Brand