P270A opens a row of six codes (A to F) for an overheated clutch or brake inside the gearbox. The controller keeps track of how hot element A gets when it slips during launches and shifts and sets the code once that value passes its limit; the code is a warning of thermal overload rather than proof of a broken part. Which physical clutch carries letter A depends on the gearbox. No maker documents P270A publicly with thresholds. A comparable protection exists under maker codes: Audi's S tronic in the 2010-2012 S4/S5 stores P174000 (clutch temperature monitoring) and P17D800 when it limits torque because the clutch is too hot. Expect reduced power or a warning message; letting the car cool and driving gently often clears the condition, while repeated events point to slip or a cooling fault.
Medium severity. Can I keep driving?Drive gently to a repair shop. If it slips, you hear clunks, or it loses its gears, do not keep driving.
Symptoms
- Reduced engine power or gearbox warning message
- Harsh or slipping engagement of the affected gear
- Burnt smell of transmission fluid after heavy use
Most likely causes
- Repeated launches, creeping or towing that load element A with long slip phases
- Worn element A slipping because of low apply pressure or worn linings
- Low or aged transmission fluid reducing cooling of the clutch
- Restricted fluid cooler or faulty cooling valve
What to check, in order
Start with the simplest. You can tick off each step.
Good to know
- Repair difficulty: hard
- It can trigger limp mode.
What each character of P270A means
- P: Powertrain: engine and transmission
- 2: Generic code: same on every make
- 7: Transmission
- 0A: Specific fault in that system
Frequently asked questions
Can I keep driving with code P270A?
Drive gently to a repair shop. If it slips, you hear clunks, or it loses its gears, do not keep driving.
What causes code P270A?
The most common causes are: repeated launches, creeping or towing that load element A with long slip phases; worn element A slipping because of low apply pressure or worn linings; low or aged transmission fluid reducing cooling of the clutch.
Related codes
- P270BTransmission Friction Element B Temperature Too High
- P270CTransmission Friction Element C Temperature Too High
- P270DTransmission Friction Element D Temperature Too High
- P270ETransmission Friction Element E Temperature Too High
- P270FTransmission Friction Element F Temperature Too High
- P2700Transmission Friction Element A Apply Time Range/Performance
- P2787Clutch A Temperature Too High
- P0218Transmission Fluid Temperature Sensor A Over Temperature Condition
Sources
Values and procedures vary by manufacturer. If it affects brakes, steering, fuel or high voltage, see a professional. Updated: 2026-11-04. How we build these pages.