AutoCodes – BMW – P16E9 BMW

P16E9 BMW Code - Internal Control Module Volt Supply Voltage 3 Performance

Quick Answer

P16E9 BMW indicates Internal Control Module Volt Supply Voltage 3 Performance. Common causes include Faulty Digital Motor Electronics (DME), Digital Motor Electronics (DME) harness is open or shorted, Digital Motor Electronics (DME) 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: P16E9 BMW indicates Internal Control Module Volt Supply Voltage 3 Performance.
Common causes: Common causes include Faulty Digital Motor Electronics (DME), Digital Motor Electronics (DME) harness is open or shorted, Digital Motor Electronics (DME) 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 3,515

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 May 21, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P16E9 BMW Description

OBDII Code P16E9 BMW - Internal Control Module Volt Supply Voltage 3 Performance - AutoCodes.com — P16E9 BMW Code - Internal Control Module Volt Supply Voltage 3 Performance

What does this mean?

What are the Possible Causes of the DTC P16E9 BMW?

Faulty Digital Motor Electronics (DME)
Digital Motor Electronics (DME) harness is open or shorted
Digital Motor Electronics (DME) circuit poor electrical connection

How to Fix the DTC P16E9 BMW?

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 does this mean?

Code Tech Notes

The diagnostic function monitors the internal sensor supply voltage.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P16E9 BMW 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 P16E9 BMW code?

Need more information on how to fix the P16E9 BMW code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P16E9 BMW code diagnosed by a professional: Find a repair shop in your area

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 P16E9 BMW Code

1. What are the common symptoms of OBDII code P16E9 in a BMW?

- Common symptoms include rough idling, engine misfires, reduced fuel efficiency, and potential stalling.

2. What can cause the OBDII code P16E9 in a BMW?

- The code P16E9 typically indicates a problem with the internal control module volt supply voltage 3, which could be caused by a faulty control module, wiring issues, or a failing voltage regulator.

3. How serious is the OBDII code P16E9 in a BMW?

- The code P16E9 can affect the performance and drivability of the vehicle, so it is important to address the issue promptly to prevent further damage to the engine or other components.

4. How can I diagnose the OBDII code P16E9 in my BMW?

- Diagnosing the code P16E9 usually involves using a diagnostic scanner to read the code, checking the voltage supply to the control module, and inspecting the wiring for any signs of damage or corrosion.

5. Can I drive my BMW with the OBDII code P16E9?

- It is not recommended to drive your BMW with the code P16E9, as it can lead to engine performance issues and potential breakdowns. It is best to have the issue diagnosed and repaired before driving the vehicle.

6. Is it possible to reset the OBDII code P16E9 in a BMW?

- While you can clear the code with a diagnostic scanner, it is important to address the underlying issue causing the code to prevent it from reoccurring.

7. How much does it cost to repair the OBDII code P16E9 in a BMW?

- The cost of repairing the OBDII code P16E9 can vary depending on the exact cause of the issue, but it may involve replacing the control module, repairing wiring, or addressing a faulty voltage regulator.

8. Are there any DIY repair tips for the OBDII code P16E9 in a BMW?

- DIY repairs for the code P16E9 may include checking and cleaning the wiring connections, inspecting the control module for any visible damage, and ensuring a secure connection to the voltage regulator.

9. Can a failing battery cause the OBDII code P16E9 in a BMW?

- Yes, a failing battery or alternator can cause voltage supply issues that may trigger the OBDII code P16E9. It is advisable to check the battery and charging system as part of the diagnostic process.

10. How long does it take to repair the OBDII code P16E9 in a BMW?

- The repair time for the OBDII code P16E9 can vary depending on the exact cause of the issue and the availability of parts. It is best to consult with a professional technician for a more accurate estimate.