PowertrainP06AA
SeriousSeverity: Serious - have it checked soon
PCM/ECM/TCM Internal Temperature 'B' Too High
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 22
| Brand | Code | Description | System |
|---|---|---|---|
| Ashok Leyland CV | P06AA | No description available | Powertrain |
| BAIC Motor | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| BYD | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| Chery | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| Daewoo | P06AA | No description available | Powertrain |
| DFFS | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| DFFX | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| DFXK | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| EOBD | P06AA | Steuermodul Innentemperatur 'B' zu hoch Brand | Powertrain |
| Geely | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| GM | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| Great Wall | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| Hafei | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| Holden | P06AA | No description available | Powertrain |
| Hyundai | P06AA | No description available | Powertrain |
| Isuzu | P06AA | No description available | Powertrain |
| Land Rover | P06AA | Control Module Internal Temperature 'B' Too High Brand | Powertrain |
| Opel | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| Peugeot | P06AA | No description available | Powertrain |
| Saab | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| MG (SAIC) | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High Brand | Powertrain |
| Toyota | P06AA | PCM/ECM/TCM Internal Temperature 'B' Too High 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 6
These 7-character codes are manufacturer-specific variants of P06AA and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| Mercedes-Benz | P06AA00 | Control Module Internal Temperature 'B' Too High Brand | Powertrain |
| Mercedes-Benz | P06AA01 | Control Module Internal Temperature 'B' Too High (1) Brand | Powertrain |
| Mercedes-Benz | P06AA02 | Control Module Internal Temperature 'B' Too High (2) Brand | Powertrain |
| Mercedes-Benz | P06AA03 | Control Module Internal Temperature 'B' Too High (3) Brand | Powertrain |
| Mercedes-Benz | P06AAFA | Internal temperature value 2 of the control unit is too high. Brand | Powertrain |
| Mercedes-Benz | P06AAFB | Internal temperature value 2 of the control unit is too high. Brand | Powertrain |
6Related codes
Browse Pxxx codes or P06Axx codes.