OBD Guide
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P2E7F

A/C Compressor Control Module Internal Temperature Sensor B Circuit Low

P2E7F is an OBD-II diagnostic trouble code meaning: A/C Compressor Control Module Internal Temperature Sensor B Circuit Low. Common causes: malfunction of temperature sensor b in the control module, open or short circuit in the sensor circuit. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Inoperative or poorly functioning air conditioner
  • Hot air from vents
  • Check Engine Light Illuminates
  • Possible errors in the climate control system
  • The air conditioning compressor may not turn on

Causes

  • Malfunction of temperature sensor B in the control module
  • Open or short circuit in the sensor circuit
  • Poor contact in the control module connector
  • Corrosion of sensor contacts or connectors
  • Compressor control module malfunction

How to Fix

  1. Check the continuity of the temperature sensor circuit
  2. Inspect connectors and contacts for damage
  3. Check the resistance of the temperature sensor
  4. If necessary, replace the temperature sensor
  5. If the problem persists, the compressor control module may need to be replaced.

Related codes

P2E7EP2E80P2E81

Error P2E7F by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P2E7F code mean?

P2E7F is an OBD-II diagnostic trouble code that indicates: A/C Compressor Control Module Internal Temperature Sensor B Circuit Low

What causes a P2E7F error code?

The most common causes of P2E7F include: Malfunction of temperature sensor B in the control module; Open or short circuit in the sensor circuit; Poor contact in the control module connector; Corrosion of sensor contacts or connectors.

How do I fix a P2E7F diagnostic trouble code?

To fix P2E7F: Check the continuity of the temperature sensor circuit. Inspect connectors and contacts for damage. Check the resistance of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2E7F?

Yes, but get it checked soon

How much does it cost to fix P2E7F?

The estimated repair cost for P2E7F is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat