AutoCodes – Generic – B14E9

B14E9 Code - Intake Door Actuator Potentiometer Circuit Wire Break

Quick Answer

The Air Condition (A/C) Control Panel monitors the Intake Door Actuator Potentiometer. Common causes include Faulty Intake Door Actuator Potentiometer, Intake Door Actuator Potentiometer harness is open or shorted, Intake Door Actuator Potentiometer 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: B14E9 indicates Intake Door Actuator Potentiometer Circuit Wire Break.
Common causes: Common causes include Faulty Intake Door Actuator Potentiometer, Intake Door Actuator Potentiometer harness is open or shorted, Intake Door Actuator Potentiometer 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 1,986

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, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B14E9 Description

The Air Condition (A/C) Control Panel monitors the Intake Door Actuator Potentiometer. The A/C Control Panel sets the OBDII code when the Intake Door Actuator Potentiometer is not to factory specifications.

OBDII Code B14E9 - Intake Door Actuator Potentiometer Circuit Wire Break - AutoCodes.com — B14E9 Code - Intake Door Actuator Potentiometer Circuit Wire Break

What does this mean?

What are the Possible Causes of the DTC B14E9?

Faulty Intake Door Actuator Potentiometer
Intake Door Actuator Potentiometer harness is open or shorted
Intake Door Actuator Potentiometer circuit poor electrical connection
Faulty Air Condition (A/C) Control Panel

How to Fix the DTC B14E9?

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 B14E9 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.

Need more information about the B14E9 code?

Need more information on how to fix the B14E9 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B14E9 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B14E9 Subaru — Intake Door Actuator Potentiometer Circuit Wire Break

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 B14E9 Code

1. What does the OBDII code B14E9 indicate?

Code B14E9 refers to a fault in the intake door actuator potentiometer circuit, specifically a wire break or disconnection.

2. What are the common symptoms of code B14E9?

Symptoms may include unusual HVAC operation, inability to control air direction, clicking noises from the dashboard, or the HVAC system defaulting to a specific airflow mode.

3. What causes the B14E9 code to appear?

Common causes include damaged or disconnected wiring, a faulty intake door actuator, corroded connectors, or issues with the potentiometer circuit.

4. Can I drive my car with the B14E9 code active?

Yes, you can drive your car, but HVAC functionality may be limited. Addressing the issue quickly is recommended to restore proper airflow control.

5. How is the B14E9 code diagnosed?

A technician will inspect the wiring and connectors for damage or corrosion, test the intake door actuator for functionality, and use a scan tool to verify the potentiometer's voltage readings.

6. How do I repair the B14E9 code?

Repairs may involve fixing or replacing damaged wires, cleaning or replacing corroded connectors, or replacing the intake door actuator if it is faulty.

7. How much does it cost to fix the B14E9 code?

Repair costs vary depending on the issue but typically range from $100 to $300 for wiring repairs or actuator replacement, including labor.

8. Can I fix the B14E9 code myself?

If you are comfortable working with electrical components, you can check for broken wires, clean connectors, or replace the actuator. If unsure, seek professional help.

9. Will clearing the code with a scan tool fix the problem?

Clearing the code without addressing the underlying issue will not fix the problem, and the code will likely return.

10. What can I do to prevent the B14E9 code in the future?

Regularly inspect the HVAC system wiring and connectors for damage, ensure components are properly secured, and address any unusual noises or performance issues promptly.