What does it mean?
P06F9 is a Computer Output Circuit fault code. It indicates: Glow Plug Control Module 2 System Voltage.
Glow Plug Control Module 2 System Voltage
Severity
Medium
Can I keep driving?
Usually drivable, but get it diagnosed without delay.
How is this code read?
This is a standard OBD-II code; any basic scanner reads it on vehicles built after 2004.
- PPowertrain
- 0Generic code
- 6Computer Output
- F9Sequence number
Codes From the Same System
All Fault Codes- P0600Serial Communication Link Malfunction
- P0601Internal Control Module Memory Check Sum Error
- P0602Control Module Programming Error
- P0603Internal Control Module Keep Alive Memory (KAM) Error
- P0604Internal Control Module Random Access Memory (RAM) Error
- P0605Lack of proper voltage and or ground to the PCM, Defective PCM ROM memory module, Defective PCM ground circuit(s), Defective PCM controlled output devices
- P0606Internal Control Module Read Only Memory (ROM) Error
- P0607Control Module Performance
Related Similar Codes
- P06F0Reductant Control Module Internal Temperature Sensor Circuit
- P06F1Reductant Control Module Internal Temperature Sensor Range/Performance
- P06F2Reductant Control Module Internal Temperature Sensor Circuit Low
- P06F3Reductant Control Module Internal Temperature Sensor Circuit High
- P06F4Stop-Start Mode Lamp Control Circuit
- P06F5Glow Plug Control Module 2
- P06F6Glow Plug Control Module 2 Control Circuit/Open
- P06F7Glow Plug Control Module 2 Control Circuit Low
This information follows the generic OBD-II definition and does not replace a vehicle-specific diagnosis. The severity rating is rule-based; an authorised diagnostic reading is required for a definitive answer.