OBD-II Generic Error Code P0711: How to Fix It

Medium 1-2 hours Medium Severity Verified July 2026
Error Code
P0711
Brand
OBD-II Generic
Product Type
automotive
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
1-2 hours
Error code P0711 indicates your vehicle's transmission fluid temperature sensor A circuit is reading values outside the normal range. This can cause transmission shifting problems, poor fuel economy, and potential transmission damage if not addressed promptly.
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Tools You'll Need

How to Fix Error Code P0711

  1. Connect OBD-II Scanner and Confirm Code

    Always ensure the engine is off when connecting the scanner to avoid electrical damage.
  2. Check Transmission Fluid Level and Condition

    Engine and transmission will be hot - use caution to avoid burns. Keep hands and clothing away from moving parts.
  3. Inspect Transmission Fluid Temperature Sensor Wiring

    Ensure the vehicle is on level ground and use jack stands if you need to get underneath the vehicle.
  4. Test Sensor Resistance with Multimeter

    Never probe live electrical connections with the ignition on - disconnect the sensor first.
  5. Replace Transmission Fluid Temperature Sensor

    Some transmission fluid will leak when removing the sensor - have a drain pan ready and wear safety glasses.
  6. Clear Codes and Test Drive

Parts You May Need

Transmission fluid temperature sensor
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Transmission fluid
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Transmission fluid temperature sensor
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Transmission fluid
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Transmission fluid temperature sensor
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Transmission fluid
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Transmission fluid temperature sensor
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Transmission fluid
Check Price on Amazon
Transmission fluid temperature sensor
Check Price on Amazon
Transmission fluid
Check Price on Amazon
Transmission fluid temperature sensor
Check Price on Amazon
Transmission fluid
Check Price on Amazon
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When to Call a Professional

Call a qualified mechanic if you're uncomfortable working under the vehicle, if multiple transmission codes are present, if the transmission is slipping or not shifting properly, or if the problem persists after sensor replacement. Internal transmission problems require specialized tools and expertise.

Frequently Asked Questions

Can I drive with P0711 error code?
You can drive short distances, but avoid extended driving or towing. The transmission may not shift properly and could overheat, leading to expensive damage. Get it diagnosed and repaired as soon as possible.
How much does it cost to fix P0711?
If it's just the temperature sensor, expect to pay $50-150 for the part plus 1-2 hours labor ($100-200). If internal transmission damage exists, repairs can cost $1,500-4,000 or more.
What causes transmission fluid temperature sensor failure?
Common causes include normal wear and tear, contaminated transmission fluid, electrical shorts, corroded connections, and extreme operating temperatures. Regular transmission service helps prevent sensor failures.
Will P0711 cause transmission damage?
If left unfixed, yes. The PCM relies on temperature data to control transmission operation. Without accurate readings, the transmission may overheat or shift improperly, leading to internal damage.