OBD Guide

P0EFD

Battery Charger A Input Voltage Sensor C Circuit Low

P0EFD is an OBD-II diagnostic trouble code meaning: Battery Charger A Input Voltage Sensor C Circuit Low. Common causes: input voltage sensor fault, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

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

Symptoms

  • Low battery
  • Problems starting the engine
  • Check Engine Light Is On
  • Unstable operation of electronic systems

Causes

  • Input voltage sensor fault
  • Open or short circuit in the sensor circuit
  • Charger problems
  • Poor contact in connectors

How to Fix

  1. Check the integrity of the sensor circuit
  2. Check connectors and contacts for corrosion or damage
  3. Replace input voltage sensor if necessary
  4. Check the operation of the charger

Related codes

Error P0EFD by Vehicle Brand

FAQ

What does the P0EFD code mean?

P0EFD is an OBD-II diagnostic trouble code that indicates: Battery Charger A Input Voltage Sensor C Circuit Low

What causes a P0EFD error code?

The most common causes of P0EFD include: Input voltage sensor fault; Open or short circuit in the sensor circuit; Charger problems; Poor contact in connectors.

How do I fix a P0EFD diagnostic trouble code?

To fix P0EFD: Check the integrity of the sensor circuit. Check connectors and contacts for corrosion or damage. Replace input voltage sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0EFD?

Yes, but get it checked soon

How much does it cost to fix P0EFD?

The estimated repair cost for P0EFD is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat