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P0712ModerateTransmission

P0712 on 2015-2022 Chevrolet Silverado 1500 — Transmission Fluid Temperature Sensor Circuit Low Input

1 vehicles · 1 makes · $150-$1,200 repair

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Most Reported On

2015-2022Chevrolet Silverado 1500

P0712 is an OBD-II diagnostic trouble code meaning “Transmission Fluid Temperature Sensor Circuit Low Input.” Set when the PCM/TCM reads an abnormally low voltage from the transmission fluid temperature sensor circuit — typically a short to ground — which corresponds to an implausibly high indicated temperature. This code is most commonly reported on 2015-2022 Chevrolet Silverado 1500, with repair costs ranging from $150 to $1,200.

On This Page

  • Common Causes
  • Repair Cost
  • Vehicles (1)
  • Related Codes
  • FAQ
  • Sources (2)
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Common Causes

1Short to ground in TFT sensor wiring
2Faulty transmission fluid temperature sensor
3Corroded/pinched harness
4Internal transmission wiring fault
5PCM input fault

Typical Repair Cost

$150 - $1,200

Based on 1 documented vehicle-specific issues. Actual cost depends on root cause and vehicle.

Diagnostic Tools

To diagnose P0712, you'll need an OBD-II scanner. Here are our recommendations at every price point.

Budget Pick$10–$20

ANCEL AD310 Classic OBD-II Scanner

by ANCEL

A simple, affordable code reader that reads and clears check engine codes. Great for quick diagnostics on any OBD-II vehicle (1996+).

  • Read & clear engine codes
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  • I/M readiness status
  • No batteries or app needed
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Best Value$90–$120

BlueDriver Pro Bluetooth Scanner

by BlueDriver

Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.

  • Enhanced diagnostics (ABS, SRS, transmission)
  • Repair Reports with verified fixes
  • Smog check readiness
  • Free app (iOS & Android)
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Advanced$180–$230

LAUNCH CRP123X OBD-II Scanner

by LAUNCH

A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.

  • Engine, transmission, ABS, SRS diagnostics
  • Live data stream & graphing
  • AutoVIN for vehicle identification
  • Free lifetime updates via Wi-Fi
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Professional$350–$450

Autel MaxiCOM MK808S Diagnostic Tool

by Autel

Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.

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Vehicles Affected (1)

Chevrolet P0712 page →
Silverado 1500Moderate

Transmission Overheating from Failed 8L90 Thermal Bypass Valve / Cooler-Line Leaks

2015-2022$150-$1,2000 reports

Related Codes (8)

P0710Transmission Fluid Temperature Sensor Circuit MalfunctionP0711Transmission Fluid Temperature Sensor Circuit Range/PerformanceP0713Transmission Fluid Temperature Sensor A Circuit High InputP0714Transmission Fluid Temperature Sensor Circuit Intermittent17125Torque Converter Clutch Circuit: Performance or Stuck OffC0700Transmission Control Module CommunicationP0218Transmission Over Temperature ConditionP0500Vehicle Speed Sensor Malfunction

FAQ

What does P0712 mean?

P0712 stands for "Transmission Fluid Temperature Sensor Circuit Low Input." Set when the PCM/TCM reads an abnormally low voltage from the transmission fluid temperature sensor circuit — typically a short to ground — which corresponds to an implausibly high indicated temperature.

What are the most common causes of P0712?

The most common causes of P0712 are: Short to ground in TFT sensor wiring, Faulty transmission fluid temperature sensor, Corroded/pinched harness, Internal transmission wiring fault, PCM input fault. The specific cause varies by vehicle.

How much does it cost to fix P0712?

Repair costs for P0712 range from $150 to $1,200, depending on the vehicle and root cause.

Which vehicles are affected by P0712?

Au7o has documented P0712 across 1 vehicle models from 1 manufacturers: Chevrolet.

Sources (2)

  • ForumTransmission cooler lines leaking — Chevy Silverado and GMC Sierra Forum
  • article6L80E Overheating Problems: Why It Happens and How to Prevent It — Monster Transmission
Get notified about P0712 fixes
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Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.

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