OBD Guide

P255B

PTO Speed Selector Sensor/Switch 2 Range/Performance

P255B is an OBD-II diagnostic trouble code meaning: PTO Speed Selector Sensor/Switch 2 Range/Performance. Common causes: pto 2 speed sensor malfunction, poor contact in the sensor connector. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Incorrect operation of attachments
  • Floating PTO speed readings
  • Malfunction indicator light comes on
  • Limitation of PTO functionality
  • Reduced hardware performance

Causes

  • PTO 2 speed sensor malfunction
  • Poor contact in the sensor connector
  • Open or short circuit in the sensor circuit
  • Mechanical damage to the sensor
  • Problems with the control unit

How to Fix

  1. Check the status of the PTO 2 speed sensor
  2. Inspect the connectors and wiring of the sensor
  3. Check the resistance and voltage in the sensor circuit
  4. Replace sensor if necessary
  5. Test the operation of the system after repair

Related codes

Error P255B by Vehicle Brand

FAQ

What does the P255B code mean?

P255B is an OBD-II diagnostic trouble code that indicates: PTO Speed Selector Sensor/Switch 2 Range/Performance

What causes a P255B error code?

The most common causes of P255B include: PTO 2 speed sensor malfunction; Poor contact in the sensor connector; Open or short circuit in the sensor circuit; Mechanical damage to the sensor.

How do I fix a P255B diagnostic trouble code?

To fix P255B: Check the status of the PTO 2 speed sensor. Inspect the connectors and wiring of the sensor. Check the resistance and voltage in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P255B?

Yes, but get it checked soon

How much does it cost to fix P255B?

The estimated repair cost for P255B is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat