OBD Guide

P0E59

DC/DC Converter Temperature Sensor C Circuit Range/Performance

P0E59 is an OBD-II diagnostic trouble code meaning: DC/DC Converter Temperature Sensor C Circuit Range/Performance. Common causes: malfunction of temperature sensor of dc/dc converter c, damaged wiring harness or poor contacts in the sensor circuit. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced performance of the hybrid system
  • Possible error messages in the on-board computer
  • In rare cases - overheating of the DC/DC converter

Causes

  • Malfunction of temperature sensor of DC/DC converter C
  • Damaged wiring harness or poor contacts in the sensor circuit
  • Corrosion or oxidation of contacts
  • Problems with the DC/DC converter control module
  • Temporary software failure

How to Fix

  1. Check the continuity of the temperature sensor circuit
  2. Check the connections and contacts of the sensor
  3. Test the temperature sensor, replace if necessary
  4. Check and update control module software
  5. If necessary, replace the DC/DC converter

Related codes

Error P0E59 by Vehicle Brand

FAQ

What does the P0E59 code mean?

P0E59 is an OBD-II diagnostic trouble code that indicates: DC/DC Converter Temperature Sensor C Circuit Range/Performance

What causes a P0E59 error code?

The most common causes of P0E59 include: Malfunction of temperature sensor of DC/DC converter C; Damaged wiring harness or poor contacts in the sensor circuit; Corrosion or oxidation of contacts; Problems with the DC/DC converter control module.

How do I fix a P0E59 diagnostic trouble code?

To fix P0E59: Check the continuity of the temperature sensor circuit. Check the connections and contacts of the sensor. Test the temperature sensor, replace if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0E59?

Yes, but get it checked soon

How much does it cost to fix P0E59?

The estimated repair cost for P0E59 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat