OBD Guide
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P077E

Transmission Fluid Temperature Measurement System - Multiple Sensor Correlation

P077E is an OBD-II diagnostic trouble code meaning: Transmission Fluid Temperature Measurement System - Multiple Sensor Correlation. Common causes: transmission fluid temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Gear shifting with jerks or delays
  • Activating emergency transmission mode
  • The Check Engine light comes on
  • Reduced transmission efficiency
  • Incorrect temperature readings on the scan tool

Causes

  • Transmission fluid temperature sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in sensor connectors
  • Contaminated or low transmission fluid level
  • Transmission control module (TCM) malfunction

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Diagnose temperature sensors using a scanner
  3. Check the integrity of the wiring and contacts in the sensor circuit
  4. Replace faulty temperature sensors
  5. If necessary, diagnose or replace the TCM control unit

Related codes

P0717P0718P0722P0723

Error P077E by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P077E code mean?

P077E is an OBD-II diagnostic trouble code that indicates: Transmission Fluid Temperature Measurement System - Multiple Sensor Correlation

What causes a P077E error code?

The most common causes of P077E include: Transmission fluid temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in sensor connectors; Contaminated or low transmission fluid level.

How do I fix a P077E diagnostic trouble code?

To fix P077E: Check the level and condition of the transmission fluid. Diagnose temperature sensors using a scanner. Check the integrity of the wiring and contacts in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P077E?

Limited driving only, diagnose soon

How much does it cost to fix P077E?

The estimated repair cost for P077E is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat