Common Faults:

• ADFFEE – The control unit A3 – Driving Control Unit (CPC) is defective.
• ACFFEE – The control unit A3 – Driving Control Unit (CPC) is defective.
• EEF7ED – The control unit A3 – Driving Control Unit (CPC) is defective.
• 0DF0E4 – The power supply of component B1 (foot control) has a short circuit to ground.
• 0BF0E4 – The power supply of component B1 (foot control) has a short circuit to ground.
• CF040E – The Can-Bus – CAN 4 (drive CAN) has a malfunction.
• 580604 – The pin A3.X4.40/29 on the control unit A3 control unit cruise control (CPC) is short-circuited to ground.
• 3F0A08 – The signal line 2 of component B1 (foot control) has an interruption, short circuit to positive or short circuit to earth.
• 5B0002 – Component B1 (foot controller) is defective.
• ECU does not respond to the diagnostic machine.
• No communication with the ESP ECU possible.
• Accelerator pedal stops intermittently.

We specialise in restoring these modules to full working condition, often within 2–3 working days. This service includes handling faults and common failure symptoms related to CPC 3 units.

Is your Mercedes struggling to start or failing to accelerate when you press the pedal? This could point to a failure in the Mercedes CPC (Common Powertrain Controller) ECU. Common in models like the Mercedes MP4 Actros, Arocs, Antos, EvoBus, Citaro, Setra, and Tourismo, CPC 3 ECU issues are not uncommon and should be addressed promptly to ensure safety.