OBD Guide

P0241

Turbocharger/Supercharger Boost Sensor B Circuit Low

P0241 is an OBD-II diagnostic trouble code meaning: Turbocharger/Supercharger Boost Sensor B Circuit Low. Common causes: faulty boost sensor, open or short circuit in wiring harness. Estimated repair cost: $56–167.

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

Symptoms

  • Reduced engine power
  • Dips during acceleration
  • Increased fuel consumption
  • Check Engine Light Illuminates

Causes

  • Faulty boost sensor
  • Open or short circuit in wiring harness
  • Poor contact in the sensor connector
  • Faulty ECU
  • Turbocharger/supercharger problems

How to Fix

  1. Check the boost sensor for signs of damage
  2. Check the integrity of the wiring harness and connector
  3. Measure the resistance and voltage of the sensor
  4. Replace sensor if necessary
  5. Reflash the ECU if the problem persists

Related codes

Error P0241 by Vehicle Brand

FAQ

What does the P0241 code mean?

P0241 is an OBD-II diagnostic trouble code that indicates: Turbocharger/Supercharger Boost Sensor B Circuit Low

What causes a P0241 error code?

The most common causes of P0241 include: Faulty boost sensor; Open or short circuit in wiring harness; Poor contact in the sensor connector; Faulty ECU.

How do I fix a P0241 diagnostic trouble code?

To fix P0241: Check the boost sensor for signs of damage. Check the integrity of the wiring harness and connector. Measure the resistance and voltage of the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0241?

Limited driving only, diagnose soon

How much does it cost to fix P0241?

The estimated repair cost for P0241 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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