OBD Guide

P25DA

Fuel Level Sensor C Circuit High

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

Symptoms

  • Incorrect display of fuel level on the dashboard
  • Flashing or no fuel level indication
  • Inability to accurately determine remaining fuel
  • False low fuel level alarm
  • Problems with calculating average fuel consumption

Causes

  • Fuel level sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in sensor connectors
  • Problems with the dashboard module
  • Corroded contacts or damaged wiring

How to Fix

  1. Check the resistance of the fuel level sensor
  2. Inspect the sensor circuit for damage
  3. Check sensor contacts and connectors
  4. Test the operation of the dashboard module
  5. If necessary, replace the fuel level sensor

Related codes

Error P25DA by Vehicle Brand