OBD Guide

P04E7

EGR Temperature Sensor D Circuit Low

P04E7 is an OBD-II diagnostic trouble code meaning: EGR Temperature Sensor D Circuit Low. Common causes: egr temperature sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Check Engine Light Illuminates
  • Reduced engine power

Causes

  • EGR temperature sensor malfunction
  • Open or short circuit in wiring harness
  • Poor contact in the sensor connector
  • Engine control unit (ECU) malfunction

How to Fix

  1. Check the integrity of the wiring harness and contacts in the sensor connector
  2. Check the resistance of the EGR temperature sensor
  3. Replace EGR temperature sensor if necessary
  4. Check and clean the EGR system
  5. Reset the error and check the system operation

Related codes

Error P04E7 by Vehicle Brand

FAQ

What does the P04E7 code mean?

P04E7 is an OBD-II diagnostic trouble code that indicates: EGR Temperature Sensor D Circuit Low

What causes a P04E7 error code?

The most common causes of P04E7 include: EGR temperature sensor malfunction; Open or short circuit in wiring harness; Poor contact in the sensor connector; Engine control unit (ECU) malfunction.

How do I fix a P04E7 diagnostic trouble code?

To fix P04E7: Check the integrity of the wiring harness and contacts in the sensor connector. Check the resistance of the EGR temperature sensor. Replace EGR temperature sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P04E7?

Limited driving only, diagnose soon

How much does it cost to fix P04E7?

The estimated repair cost for P04E7 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat