OBD Guide

P011E

Engine Coolant Temperature 1 / Ambient Air Temperature Correlation

P011E is an OBD-II diagnostic trouble code meaning: Engine Coolant Temperature 1 / Ambient Air Temperature Correlation. Common causes: coolant temperature sensor malfunction, ambient temperature sensor malfunction. 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
  • Incorrect temperature readings on the dashboard

Causes

  • Coolant temperature sensor malfunction
  • Ambient temperature sensor malfunction
  • Wiring harness damage
  • Contact corrosion
  • ECU software error

How to Fix

  1. Check temperature sensor readings using a diagnostic scanner
  2. Inspect the wiring harness for damage
  3. Check sensor contacts for corrosion
  4. Replace faulty sensor
  5. Update ECU firmware if necessary

Related codes

Error P011E by Vehicle Brand

FAQ

What does the P011E code mean?

P011E is an OBD-II diagnostic trouble code that indicates: Engine Coolant Temperature 1 / Ambient Air Temperature Correlation

What causes a P011E error code?

The most common causes of P011E include: Coolant temperature sensor malfunction; Ambient temperature sensor malfunction; Wiring harness damage; Contact corrosion.

How do I fix a P011E diagnostic trouble code?

To fix P011E: Check temperature sensor readings using a diagnostic scanner. Inspect the wiring harness for damage. Check sensor contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P011E?

Limited driving only, diagnose soon

How much does it cost to fix P011E?

The estimated repair cost for P011E is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat