OBD Guide
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P0C80

Hybrid/EV Battery Temperature Sensor G Circuit Intermittent/Erratic

P0C80 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Temperature Sensor G Circuit Intermittent/Erratic. Common causes: poor contact in the sensor connector, open or short circuit in the sensor circuit. Estimated repair cost: $39–133.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$39–133 (est.)

Symptoms

  • Hybrid system power loss
  • Warning message on dashboard
  • Reduced battery efficiency
  • The car goes into emergency mode
  • Extended charging time (for plug-in hybrids)

Causes

  • Poor contact in the sensor connector
  • Open or short circuit in the sensor circuit
  • Malfunction of the temperature sensor itself
  • Problems with the battery management module
  • Corrosion of connections in a high voltage system

How to Fix

  1. Check the connections and connectors of the sensor
  2. Check the integrity of the wires in the sensor circuit
  3. Test the resistance of the temperature sensor
  4. Replacing a faulty temperature sensor
  5. Battery Management Module Diagnostics
  6. Repair only from an authorized dealer

Error P0C80 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P0C80 code mean?

P0C80 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Temperature Sensor G Circuit Intermittent/Erratic

What causes a P0C80 error code?

The most common causes of P0C80 include: Poor contact in the sensor connector; Open or short circuit in the sensor circuit; Malfunction of the temperature sensor itself; Problems with the battery management module.

How do I fix a P0C80 diagnostic trouble code?

To fix P0C80: Check the connections and connectors of the sensor. Check the integrity of the wires in the sensor circuit. Test the resistance of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0C80?

Do not drive — repair immediately

How much does it cost to fix P0C80?

The estimated repair cost for P0C80 is $39–133. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat