OBD Guide
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P0501

Vehicle Speed Sensor A Circuit Range/Performance

P0501 is an OBD-II diagnostic trouble code meaning: Vehicle Speed Sensor A Circuit Range/Performance. Common causes: faulty vehicle speed sensor (vss), the sensor is contaminated with metal shavings or dirt. Estimated repair cost: $22–111.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$22–111 (est.)

Symptoms

  • Check Engine Light Is On
  • Incorrect or absent speedometer readings
  • Incorrect operation of the automatic transmission
  • Cruise control failure
  • Possible activation of the ABS signal

Causes

  • Faulty Vehicle Speed Sensor (VSS)
  • The sensor is contaminated with metal shavings or dirt
  • Damage to the ring gear (tone ring)
  • Open or short circuit in the sensor circuit
  • Oxidation of the sensor connector
  • Malfunction of the ECU or ABS unit

How to Fix

  1. Read error codes and check for associated ABS codes
  2. Find speed sensor A (usually on the gearbox or gearbox) according to the diagram
  3. Inspect the sensor and its connector for damage and contamination
  4. Clean the sensor and tone ring from dirt and metal shavings
  5. Check the gap between the sensor and the ring gear
  6. Measure the sensor resistance and signal voltage with a multimeter
  7. Replace the sensor if the parameters do not correspond to the norm
  8. Reset the error and check the readings on a test drive

Related codes

P0500P0502P0503C0035C0040

Error P0501 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P0501 code mean?

P0501 is an OBD-II diagnostic trouble code that indicates: Vehicle Speed Sensor A Circuit Range/Performance

What causes a P0501 error code?

The most common causes of P0501 include: Faulty Vehicle Speed Sensor (VSS); The sensor is contaminated with metal shavings or dirt; Damage to the ring gear (tone ring); Open or short circuit in the sensor circuit.

How do I fix a P0501 diagnostic trouble code?

To fix P0501: Read error codes and check for associated ABS codes. Find speed sensor A (usually on the gearbox or gearbox) according to the diagram. Inspect the sensor and its connector for damage and contamination. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0501?

Do not drive — repair immediately

How much does it cost to fix P0501?

The estimated repair cost for P0501 is $22–111. Actual cost depends on your vehicle, location, and labor rates.

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