P0711 on KIA OPTIMA — Transmission Fluid Temperature Sensor A Circuit Range/Performance

Q: "What does P0711 mean on a KIA OPTIMA?"

"P0711 indicates: Transmission Fluid Temperature Sensor A Circuit Range/Performance. This is a transmission code. 2 KIA OPTIMA owners have reported this to NHTSA."

Q: "What are the most common causes of P0711 on KIA OPTIMA?"

"Based on 2 NHTSA reports, the most commonly cited components are: Power Train. These percentages are based on the component field in owner complaints."

Q: "Is P0711 serious on my KIA OPTIMA?"

"Of 2 NHTSA reports for this code on KIA OPTIMA, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic."

Q: "What should I do if my KIA OPTIMA shows P0711?"

"1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare."

What P0711 Means on Your KIA OPTIMA

P0711 is a diagnostic trouble code indicating: Transmission Fluid Temperature Sensor A Circuit Range/Performance. This code relates to the transmission system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

2 KIA OPTIMA owners have reported this issue to NHTSA across model years 2011-2012. Most reports come from the 2011, 2012 model years. The most commonly reported component is Power Train (100.0% of reports).

Real KIA OPTIMA Owner Reports

Source: NHTSA Complaints Database

"When putting the car in gear, it would jerk really hard like i had hit something. at first it only did it once or twice within a month so it was hard to duplicate. recently it started getting consistent. it would jerk hard when putting it in gear or park."

— 2011 KIA OPTIMA owner · POWER TRAIN · Filed 03/25/2016

"While driving on many city streets 0-45mph and interstate 0-70mph service engine light comes on and goes off periodically. when the light is on, car shakes and sputters as transmission gears shift (not engne). appears to be something to do with the transmission."

— 2012 KIA OPTIMA owner · POWER TRAIN · Filed 05/15/2017

All reports filed by vehicle owners directly with the U.S. Department of Transportation.

📊 Complaint Trend by Model Year

1

'11

1

'12

Common Causes on KIA OPTIMA

Based on NHTSA complaint component analysis for this vehicle.

POWER TRAIN 100%

What To Do Next

1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.

Frequently Asked Questions

What does P0711 mean on a KIA OPTIMA? ▾

P0711 indicates: Transmission Fluid Temperature Sensor A Circuit Range/Performance. This is a transmission code. 2 KIA OPTIMA owners have reported this to NHTSA.

What are the most common causes of P0711 on KIA OPTIMA? ▾

Based on 2 NHTSA reports, the most commonly cited components are: Power Train. These percentages are based on the component field in owner complaints.

Is P0711 serious on my KIA OPTIMA? ▾

Of 2 NHTSA reports for this code on KIA OPTIMA, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic.

What should I do if my KIA OPTIMA shows P0711? ▾

1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare.

P0711 on Other Vehicles

→ All codes reported on KIA OPTIMA