OBD Guide

P3052

DC/DC Converter Actuator Voltage Sensor Circuit 2 Low Voltage

P3052 is an OBD-II diagnostic trouble code meaning: DC/DC Converter Actuator Voltage Sensor Circuit 2 Low Voltage. Common causes: dc/dc converter actuator voltage sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine Light Is On
  • Problems charging a 12-volt battery
  • Reduced performance of the hybrid system
  • Unstable operation of the vehicle's electronic systems

Causes

  • DC/DC converter actuator voltage sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor connection or corrosion in connectors
  • DC/DC converter malfunction
  • Problems with the control unit

How to Fix

  1. Check the continuity of the voltage sensor circuit
  2. Check connections and connectors for corrosion or damage
  3. Check the functionality of the voltage sensor
  4. Check the DC/DC converter for faults
  5. If necessary, replace the sensor or converter

Related codes

FAQ

What does the P3052 code mean?

P3052 is an OBD-II diagnostic trouble code that indicates: DC/DC Converter Actuator Voltage Sensor Circuit 2 Low Voltage

What causes a P3052 error code?

The most common causes of P3052 include: DC/DC converter actuator voltage sensor malfunction; Open or short circuit in the sensor circuit; Poor connection or corrosion in connectors; DC/DC converter malfunction.

How do I fix a P3052 diagnostic trouble code?

To fix P3052: Check the continuity of the voltage sensor circuit. Check connections and connectors for corrosion or damage. Check the functionality of the voltage sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P3052?

Yes, but get it checked soon

How much does it cost to fix P3052?

The estimated repair cost for P3052 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat