OBD Guide
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P2744

Transmission Fluid Temperature Sensor B Circuit Intermittent

P2744 is an OBD-II diagnostic trouble code meaning: Transmission Fluid Temperature Sensor B Circuit Intermittent. Common causes: transmission fluid temperature sensor b malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Incorrect gear shifting
  • Check Engine Light Illuminates
  • Reduced transmission efficiency
  • Transmission transition to emergency mode

Causes

  • Transmission Fluid Temperature Sensor B Malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Transmission Control Module (TCM) Problems
  • Low or contaminated transmission fluid

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Inspect the sensor wiring harness and connectors for damage.
  3. Check the resistance and signal of the temperature sensor
  4. If necessary, replace transmission fluid temperature sensor B
  5. Check and replace the Transmission Control Module (TCM) if necessary.

Related codes

P2743P2745P0711

Error P2744 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P2744 code mean?

P2744 is an OBD-II diagnostic trouble code that indicates: Transmission Fluid Temperature Sensor B Circuit Intermittent

What causes a P2744 error code?

The most common causes of P2744 include: Transmission Fluid Temperature Sensor B Malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Transmission Control Module (TCM) Problems.

How do I fix a P2744 diagnostic trouble code?

To fix P2744: Check the level and condition of the transmission fluid. Inspect the sensor wiring harness and connectors for damage.. Check the resistance and signal of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2744?

Yes, but get it checked soon

How much does it cost to fix P2744?

The estimated repair cost for P2744 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat