AutoCodes – Dodge – P1E0E Dodge

P1E0E Dodge Code - Blower Fan Speed Signal Short To Battery

Quick Answer

The Powertrain Control Module receives a CAN BUS message from the Heating, Ventilation, and Air Conditioning (HVAC) module that the blower speed signal circuit is shorted to voltage. Common causes include Faulty Heating, Ventilation, and Air Conditioning (HVAC) Blower Fan, Heating, Ventilation, and Air Conditioning (HVAC) harness is open or shorted, Heating, Ventilation, and Air Conditioning (HVAC) circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P1E0E Dodge indicates Blower Fan Speed Signal Short To Battery.
Common causes: Common causes include Faulty Heating, Ventilation, and Air Conditioning (HVAC) Blower Fan, Heating, Ventilation, and Air Conditioning (HVAC) harness is open or shorted, Heating, Ventilation, and Air Conditioning (HVAC) circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 5,767

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 22, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1E0E Dodge Description

The Powertrain Control Module receives a CAN BUS message from the Heating, Ventilation, and Air Conditioning (HVAC) module that the blower speed signal circuit is shorted to voltage.

OBDII Code P1E0E Dodge - Blower Fan Speed Signal Short To Battery - AutoCodes.com — P1E0E Dodge Code - Blower Fan Speed Signal Short To Battery

What does this mean?

What are the Possible Causes of the DTC P1E0E Dodge?

Faulty Heating, Ventilation, and Air Conditioning (HVAC) Blower Fan
Heating, Ventilation, and Air Conditioning (HVAC) harness is open or shorted
Heating, Ventilation, and Air Conditioning (HVAC) circuit poor electrical connection
Faulty Heating, Ventilation, and Air Conditioning (HVAC) Controller

How to Fix the DTC P1E0E Dodge?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1E0E Dodge code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1E0E Dodge Code

1. What does the OBDII code P1E0E mean on a Dodge vehicle?

P1E0E indicates a "Blower Fan Speed Signal Short To Battery," meaning the vehicle's HVAC blower fan system has detected an electrical issue, such as a short circuit to the battery.

2. What are the common symptoms of the P1E0E code?

Symptoms may include the blower fan not working, being stuck on one speed, erratic fan operation, or the HVAC system failing to respond properly.

3. What causes the P1E0E code to appear?

This code is usually caused by a short circuit in the blower fan wiring, a faulty blower motor resistor, a damaged blower motor, or a malfunctioning HVAC control module.

4. Can a blown fuse trigger the P1E0E code?

Yes, a blown fuse related to the blower fan circuit can be a contributing factor, though itâ€™s typically a result of an electrical short elsewhere in the system.

5. How do I troubleshoot the P1E0E code?

Start by inspecting the blower motor wiring and connectors for damage or corrosion. Check the blower motor resistor and fuses, and test for continuity to identify any short circuits.

6. Can I still use my HVAC system with the P1E0E code active?

The HVAC system may have limited or no functionality with this code present, especially if the blower fan is not working correctly.

7. How much does it usually cost to fix the P1E0E code?

Repair costs can vary but typically range between $100 and $400, depending on whether you need to replace the blower motor, resistor, or repair wiring.

8. Can I clear the P1E0E code without fixing the problem?

Clearing the code without addressing the underlying issue will likely result in the code returning, as the problem persists.

9. Will a faulty HVAC control module cause the P1E0E code?

Yes, a malfunctioning HVAC control module is a less common but possible cause of the P1E0E code and may require testing or replacement.

10. Is the P1E0E code specific to Dodge vehicles?

While P1E0E is most commonly associated with Dodge vehicles, similar codes may appear in other makes with equivalent issues in the blower fan circuit.