OBD Guide

P28F3

Engine Disconnect Clutch Pressure Sensor Circuit Low

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Unstable engine operation when shifting gears
  • Check engine light comes on
  • Gear shifting problems
  • Reduced engine power
  • Increased fuel consumption

Causes

  • Clutch pressure sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor connection in the sensor connector
  • Transmission control unit malfunction
  • Circuit Grounding Problems

How to Fix

  1. Check the clutch pressure sensor for damage
  2. Check the continuity and resistance of the sensor circuit
  3. Clean and check connector connections
  4. Scan the transmission control module for additional fault codes
  5. If necessary, replace the clutch pressure sensor

Related codes

Error P28F3 by Vehicle Brand