OBD Guide

P28DF

Clutch B Pressure Sensor Circuit Range/Performance

P28DF is an OBD-II diagnostic trouble code meaning: Clutch B Pressure Sensor Circuit Range/Performance. Common causes: clutch pressure sensor fault b, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Unstable clutch operation
  • Difficulty shifting gears
  • Check Engine light comes on
  • Reduced clutch efficiency
  • Possible jerking when changing gears

Causes

  • Clutch pressure sensor fault B
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Problems with the hydraulic clutch system
  • Transmission control unit malfunction

How to Fix

  1. Check the condition of clutch pressure sensor B
  2. Check the integrity of wiring and connectors
  3. Check the level and condition of the hydraulic fluid
  4. Replace clutch pressure sensor B if necessary
  5. Check the operation of the hydraulic clutch unit

Related codes

Error P28DF by Vehicle Brand

FAQ

What does the P28DF code mean?

P28DF is an OBD-II diagnostic trouble code that indicates: Clutch B Pressure Sensor Circuit Range/Performance

What causes a P28DF error code?

The most common causes of P28DF include: Clutch pressure sensor fault B; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the hydraulic clutch system.

How do I fix a P28DF diagnostic trouble code?

To fix P28DF: Check the condition of clutch pressure sensor B. Check the integrity of wiring and connectors. Check the level and condition of the hydraulic fluid. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P28DF?

Limited driving only, diagnose soon

How much does it cost to fix P28DF?

The estimated repair cost for P28DF is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat