P0711 — Transmission Fluid Temperature Sensor A Circuit Range/Performance
Category: Powertrain Severity: Medium
Updated:
DTC code P0711 means: Transmission Fluid Temperature Sensor A Circuit Range/Performance. It falls under the "Powertrain" category, with an estimated severity of Medium. Common causes include drifting ATF temperature sensor, badly degraded transmission fluid and clogged transmission cooler; it's worth confirming the diagnosis before replacing parts.
Possible causes
- Drifting ATF temperature sensor
- Badly degraded transmission fluid
- Clogged transmission cooler
- Damaged internal harness
Symptoms
- Late or harsh shifts
- Converter doesn't lock
- Check engine light
How to diagnose it step by step
- Check ATF condition.
- Log ATF temperature while driving.
- Replace the sensor if it doesn't track actual temperature.
How to fix it
Watch whether ATF temperature rises normally while driving. If it stays fixed or jumps, replace the sensor; if the fluid is burnt, change it too.
Estimated repair cost
ATF service: $200–450. Sensor: $40–150.
Frequently asked questions
What does DTC code P0711 mean?
Transmission Fluid Temperature Sensor A Circuit Range/Performance.
Is code P0711 serious?
Severity Medium. Not urgent, but worth diagnosing to avoid bigger damage.
Can I keep driving with code P0711?
With caution.
Related codes
P0710 P0715 P0717 P0706 P0705 P0720 P0700 P0730 P0731 P0732
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