OBD Guide

P28D0

Clutch A Pressure Sensor Circuit Range/Performance

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Hard gear shifts
  • Delays when shifting gears
  • Transmission transition to emergency mode
  • Check Engine Light Illuminates
  • Reduced clutch efficiency

Causes

  • Clutch pressure sensor malfunction
  • Damage to wiring or connectors
  • Problems with the hydraulic clutch system
  • Low transmission fluid level
  • Transmission control module malfunction

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Inspect the wiring and connectors of the pressure sensor
  3. Test the clutch pressure sensor
  4. Check the hydraulic system for leaks
  5. Replace pressure sensor if necessary

Related codes

Error P28D0 by Vehicle Brand