OBD Guide
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P1E49

14 Volt Power Module Temperature Sensor 2 Circuit High Temperature

P1E49 is an OBD-II diagnostic trouble code meaning: 14 Volt Power Module Temperature Sensor 2 Circuit High Temperature. Common causes: power module temperature sensor malfunction, damage to the wiring to the sensor. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • The Check Engine light comes on
  • Possible reduction in vehicle power
  • Disabling some electronic systems
  • Overheating in the area of the power module

Causes

  • Power module temperature sensor malfunction
  • Damage to the wiring to the sensor
  • Power module overheating due to overload
  • Power module cooling problems
  • Malfunction of the power module itself

How to Fix

  1. Check the condition of the temperature sensor
  2. Inspect the sensor wiring and connectors
  3. Check the functionality of the power module
  4. Ensure proper cooling of the module
  5. Replace faulty components

Related codes

P1E48P1E4AP0A1A

FAQ

What does the P1E49 code mean?

P1E49 is an OBD-II diagnostic trouble code that indicates: 14 Volt Power Module Temperature Sensor 2 Circuit High Temperature

What causes a P1E49 error code?

The most common causes of P1E49 include: Power module temperature sensor malfunction; Damage to the wiring to the sensor; Power module overheating due to overload; Power module cooling problems.

How do I fix a P1E49 diagnostic trouble code?

To fix P1E49: Check the condition of the temperature sensor. Inspect the sensor wiring and connectors. Check the functionality of the power module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1E49?

Limited driving only, diagnose soon

How much does it cost to fix P1E49?

The estimated repair cost for P1E49 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat