OBD Guide
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B0515

Output Air Temperature Sensor 4 Circuit Range/Performance

B0515 is an OBD-II diagnostic trouble code meaning: Output Air Temperature Sensor 4 Circuit Range/Performance. Common causes: malfunction of exhaust air temperature sensor 4, open or shorted sensor wiring harness. Estimated repair cost: ~$33.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
~$33 (est.)

Symptoms

  • Incorrect operation of the climate control system
  • Incorrect temperature display on control panel
  • The system does not maintain the set temperature
  • Increased fuel consumption (indirect symptom)

Causes

  • Malfunction of exhaust air temperature sensor 4
  • Open or shorted sensor wiring harness
  • Poor contact in the sensor connector
  • Problems with power supply or sensor ground
  • Malfunction of the climate control control unit (rare)

How to Fix

  1. Check exhaust air temperature sensor 4 for damage
  2. Check the sensor resistance in accordance with the technical data
  3. Inspect the wiring harness and sensor connector for damage or corrosion.
  4. Check power and ground in the sensor circuit
  5. If necessary, replace the sensor or repair the wiring harness
  6. Clear the error and check if it comes back

Related codes

B0514B0516B0517

Error B0515 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the B0515 code mean?

B0515 is an OBD-II diagnostic trouble code that indicates: Output Air Temperature Sensor 4 Circuit Range/Performance

What causes a B0515 error code?

The most common causes of B0515 include: Malfunction of exhaust air temperature sensor 4; Open or shorted sensor wiring harness; Poor contact in the sensor connector; Problems with power supply or sensor ground.

How do I fix a B0515 diagnostic trouble code?

To fix B0515: Check exhaust air temperature sensor 4 for damage. Check the sensor resistance in accordance with the technical data. Inspect the wiring harness and sensor connector for damage or corrosion.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B0515?

Limited driving only, diagnose soon

How much does it cost to fix B0515?

The estimated repair cost for B0515 is ~$33. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat