OBD Guide

P01FB

Turbocharger Outlet Pressure Sensor B Range/Performance

P01FB is an OBD-II diagnostic trouble code meaning: Turbocharger Outlet Pressure Sensor B Range/Performance. Common causes: malfunction of the pressure sensor at the outlet of the turbocharger, open or short circuit in the sensor wiring harness. Estimated repair cost: $89–278.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$89–278 (est.)

Symptoms

  • Reduced engine power
  • Rough engine operation
  • Increased fuel consumption
  • Check Engine Light Illuminates
  • Activating emergency engine operation

Causes

  • Malfunction of the pressure sensor at the outlet of the turbocharger
  • Open or short circuit in the sensor wiring harness
  • Poor contact in the sensor connector
  • Mechanical damage to the turbocharger
  • Contamination or blockage of the turbocharging line

How to Fix

  1. Carry out diagnostics of the engine management system
  2. Check the integrity of the sensor wiring harness
  3. Check the connections and contacts of the sensor connector
  4. Measure the resistance and reference voltage of the sensor
  5. If necessary, replace the pressure sensor

Related codes

Error P01FB by Vehicle Brand

FAQ

What does the P01FB code mean?

P01FB is an OBD-II diagnostic trouble code that indicates: Turbocharger Outlet Pressure Sensor B Range/Performance

What causes a P01FB error code?

The most common causes of P01FB include: Malfunction of the pressure sensor at the outlet of the turbocharger; Open or short circuit in the sensor wiring harness; Poor contact in the sensor connector; Mechanical damage to the turbocharger.

How do I fix a P01FB diagnostic trouble code?

To fix P01FB: Carry out diagnostics of the engine management system. Check the integrity of the sensor wiring harness. Check the connections and contacts of the sensor connector. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P01FB?

Limited driving only, diagnose soon

How much does it cost to fix P01FB?

The estimated repair cost for P01FB is $89–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat