OBD Guide

P1EDF

Battery Charger Input Voltage Conditioner Temperature Sensor Circuit Low Voltage

P1EDF is an OBD-II diagnostic trouble code meaning: Battery Charger Input Voltage Conditioner Temperature Sensor Circuit Low Voltage. Common causes: temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $28–89.

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

Symptoms

  • Check Engine light comes on
  • Problems with charging a high-voltage battery
  • Reduced performance of the hybrid system
  • The car may go into emergency mode
  • Charging system error message

Causes

  • Temperature sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Problems with the voltage conditioning module
  • Malfunction of the hybrid system control unit

How to Fix

  1. Check the voltage in the temperature sensor circuit
  2. Inspect the integrity of the wiring and connectors
  3. Check the resistance of the temperature sensor
  4. If necessary, replace the temperature sensor
  5. Check the functionality of the voltage conditioning module

Related codes

FAQ

What does the P1EDF code mean?

P1EDF is an OBD-II diagnostic trouble code that indicates: Battery Charger Input Voltage Conditioner Temperature Sensor Circuit Low Voltage

What causes a P1EDF error code?

The most common causes of P1EDF include: Temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the voltage conditioning module.

How do I fix a P1EDF diagnostic trouble code?

To fix P1EDF: Check the voltage in the temperature sensor circuit. Inspect the integrity of the wiring and connectors. Check the resistance of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1EDF?

Limited driving only, diagnose soon

How much does it cost to fix P1EDF?

The estimated repair cost for P1EDF is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat