AutoCodes – BMW – P165D BMW

P165D BMW Code - EWS Data Faulty Release Code Storage

Quick Answer

The Digital Motor Electronics (DME) monitors the EWS (Electronic Immobilizer). 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: P165D BMW indicates EWS Data Faulty Release Code Storage.
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 1,278

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 Jan 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P165D BMW Description

The Digital Motor Electronics (DME) monitors the EWS (Electronic Immobilizer). The DME sets the OBDII code when the EWS (Electronic Immobilizer) is not to factory specifications.

OBDII Code P165D BMW - EWS Data Faulty Release Code Storage - AutoCodes.com — P165D BMW Code - EWS Data Faulty Release Code Storage

What does this mean?

What are the Possible Causes of the DTC P165D BMW?

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

How to Fix the DTC P165D 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P165D 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.

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Need more information on how to fix the P165D BMW code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P165D 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 P165D BMW Code

1. What does the OBDII code P165D mean on a BMW?

P165D indicates an "EWS Data Faulty Release Code Storage," which means there is a communication issue between the Engine Control Unit (ECU) and the Electronic Immobilizer System (EWS).

2. What are the common symptoms of the P165D code on a BMW?

Symptoms may include the engine not starting, intermittent starting issues, or the immobilizer system preventing the car from cranking.

3. What causes the P165D code to appear on a BMW?

Common causes include a faulty EWS module, damaged wiring or connectors, a failing ECU, or misalignment between the EWS and ECU.

4. Can a dead battery trigger the P165D code on a BMW?

Yes, a weak or dead battery can cause communication errors between the EWS and ECU, potentially triggering the P165D code.

5. How is the P165D code diagnosed on a BMW?

A technician will use a diagnostic scanner to check for stored codes, inspect the EWS and ECU for faults, and test the wiring and connections for damage or corrosion.

6. Can the P165D code prevent the car from starting?

Yes, this code is often associated with immobilizer issues, which can prevent the engine from starting.

7. How can the P165D code be fixed on a BMW?

Repairs may include reprogramming or resynchronizing the EWS and ECU, repairing damaged wiring, or replacing the faulty EWS module or ECU.

8. Is it safe to drive with the P165D code active?

No, it is not advisable to drive with this code, as it can cause starting issues and leave you stranded.

9. Can the P165D code be cleared without repairs?

Clearing the code without addressing the root cause may result in the code returning, as the underlying issue will persist.

10. How much does it cost to repair the P165D code on a BMW?

The cost varies depending on the issue, but reprogramming or resynchronizing the EWS and ECU can range from $100 to $300, while replacing a module could cost significantly more.