OBD Guide
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P0385

Crankshaft Position Sensor B Circuit

P0385 is an OBD-II diagnostic trouble code meaning: Crankshaft Position Sensor B Circuit. Common causes: broken or damaged sensor wiring harness, poor contact in the sensor connector. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Engine won't start
  • Misfires
  • Unstable idling
  • Check Engine light comes on

Causes

  • Broken or damaged sensor wiring harness
  • Poor contact in the sensor connector
  • Malfunction of the crankshaft position sensor B itself
  • Problems with the ECU

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Clean sensor connector contacts
  3. Check the sensor resistance (compare with standards)
  4. Replace sensor if necessary
  5. Check the operation of the computer

Related codes

P0335P0336P0386

Error P0385 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P0385 code mean?

P0385 is an OBD-II diagnostic trouble code that indicates: Crankshaft Position Sensor B Circuit

What causes a P0385 error code?

The most common causes of P0385 include: Broken or damaged sensor wiring harness; Poor contact in the sensor connector; Malfunction of the crankshaft position sensor B itself; Problems with the ECU.

How do I fix a P0385 diagnostic trouble code?

To fix P0385: Check the integrity of the sensor wiring harness. Clean sensor connector contacts. Check the sensor resistance (compare with standards). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0385?

Limited driving only, diagnose soon

How much does it cost to fix P0385?

The estimated repair cost for P0385 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat