PowertrainP06E4
SeriousSeverity: Serious - have it checked soon
Control module wake-up circuit performance
Key terms: Control module: a small computer that runs one part of the car · Powertrain: engine, transmission and emissions
1What it means in plain English
The engine computer or one of its output circuits has a fault.
2Common causes
- Engine control module fault
- Power or ground connection problem
- Low battery or charging voltage
- Wiring short or open circuit
- Software or memory fault
3Can I drive?
If the engine runs normally, drive carefully to a workshop for diagnosis. If it runs badly, stalls, or will not restart, have the car towed.
This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.
4Brand data 15
| Brand | Code | Description | System |
|---|---|---|---|
| Ashok Leyland CV | P06E4 | Lambda/O2 Sensor. / Lambda/O2 Sensor Heater. Bank 1. Sensor 3. - Short Circuit Brand | Powertrain |
| Mercedes-Benz | P06E4 | No description available | Powertrain |
| Daewoo | P06E4 | No description available | Powertrain |
| EOBD | P06E4 | Regelmodule wekcircuit prestatie Brand | Powertrain |
| GM | P06E4 | No description available | Powertrain |
| Holden | P06E4 | Control Module Wake-Up Circuit Performance Brand | Powertrain |
| Honda | P06E4 | No description available | Powertrain |
| Isuzu | P06E4 | No description available | Powertrain |
| Land Rover | P06E4 | No description available | Powertrain |
| Opel | P06E4 | No description available | Powertrain |
| Peugeot | P06E4 | No description available | Powertrain |
| Proton | P06E4 | No description available | Powertrain |
| Saab | P06E4 | No description available | Powertrain |
| Tata | P06E4 | No description available | Powertrain |
| Toyota | P06E4 | Control module wake-up circuit performance Brand | Powertrain |
Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.
5Extended variant codes 3
These 7-character codes are manufacturer-specific variants of P06E4 and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| Mercedes-Benz | P06E400 | L3 switch off path error Brand | Powertrain |
| Mercedes-Benz | P06E4A2 | The wake-up line of the control unit has a malfunction. The system voltage is too low. Brand | Powertrain |
| Mercedes-Benz | P06E4A3 | The wake-up line of the control unit has a malfunction. The system voltage is too high. Brand | Powertrain |
6Related codes
Browse Pxxx codes or P06Exx codes.