P0710
Transmission Fluid Temperature Sensor A Circuit
The transmission fluid temperature sensor A signal is missing or out of range. Used by shift logic to adapt timings to fluid viscosity.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Common causes
Ordered by how often each turns out to be the cause.
- Sensor internally faultyCommon
- Wiring faultPossible
Parts involved
- Trans Fluid Temp Sensor
- Sensor Wiring
P0710 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.