AutoCodes – BMW – P0757 BMW

P0757 BMW Code - Shift Solenoid 'B' Circuit Continuity

Quick Answer

Shift solenoid valve B is turned ON or OFF by the Transmission Control Module (TCM) in response to signals sent from the park/neutral position (PNP) switch, vehicle speed and Engine Control Module (ECM) (throttle opening). Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty shift solenoid 'B' valve. 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: P0757 BMW indicates Shift Solenoid 'B' Circuit Continuity.
Common causes: Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty shift solenoid 'B' valve.
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 4,041

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 Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0757 BMW Description

OBDII Code P0757 BMW - Shift Solenoid 'B' Circuit Continuity - AutoCodes.com — P0757 BMW Code - Shift Solenoid 'B' Circuit Continuity

What does this mean?

What are the Possible Causes of the DTC P0757 BMW?

Low transmission fluid level
Dirty transmission fluid
Faulty shift solenoid 'B' valve
Shift solenoid 'B' valve harness or connectors
Shift solenoid 'B' valve circuit is open or shorted

How to Fix the DTC P0757 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 P0757 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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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 P0757 BMW Code

1. What are the common symptoms of OBDII code P0757 in a BMW related to the Shift Solenoid 'B' Circuit Continuity?

- Common symptoms include harsh shifting, delayed gear engagement, transmission slipping, and the transmission stuck in a single gear.

2. What are the possible causes of the Shift Solenoid 'B' Circuit Continuity issue (P0757) in a BMW?

- Possible causes include a faulty shift solenoid 'B', damaged wiring or connectors in the circuit, low transmission fluid levels, or a malfunctioning transmission control module.

3. How can I diagnose the Shift Solenoid 'B' Circuit Continuity problem in my BMW with OBDII code P0757?

- Diagnosis typically involves scanning the vehicle for trouble codes, performing a visual inspection of the wiring and connectors, testing the shift solenoid 'B' for continuity, and checking the transmission fluid level and condition.

4. Can I continue driving my BMW with OBDII code P0757 related to the Shift Solenoid 'B' Circuit Continuity issue?

- It is not recommended to continue driving the vehicle with this issue as it can lead to further damage to the transmission and potentially leave you stranded on the road.

5. How do I repair the Shift Solenoid 'B' Circuit Continuity problem causing OBDII code P0757 in my BMW?

- Repair may involve replacing the faulty shift solenoid 'B', repairing or replacing damaged wiring or connectors, ensuring proper transmission fluid levels, or addressing any issues with the transmission control module.

6. Is it possible to reset the OBDII code P0757 related to the Shift Solenoid 'B' Circuit Continuity issue in my BMW without fixing the underlying problem?

- While you can clear the code with an OBDII scanner, it is crucial to address the root cause of the issue to prevent further transmission problems and ensure safe driving.

7. How much does it typically cost to repair OBDII code P0757 in a BMW due to the Shift Solenoid 'B' Circuit Continuity problem?

- The cost of repair can vary depending on the specific cause of the issue, but it may range from $200 to $600 or more, including parts and labor.

8. Can a DIY enthusiast fix the Shift Solenoid 'B' Circuit Continuity issue causing OBDII code P0757 in a BMW?

- While some experienced DIYers may be able to tackle this repair, it is recommended to seek professional help, especially when dealing with transmission-related problems to ensure proper diagnosis and repair.

9. Will driving with OBDII code P0757 related to the Shift Solenoid 'B' Circuit Continuity problem affect my BMW's fuel efficiency?

- Yes, driving with this issue can negatively impact fuel efficiency due to improper shifting and potential transmission slippage, which may lead to increased fuel consumption.

10. How often should I check my BMW for signs of the Shift Solenoid 'B' Circuit Continuity issue to prevent OBDII code P0757?

- It is essential to regularly inspect your vehicle for any transmission-related symptoms and address them promptly to prevent the occurrence of OBDII code P0757 and avoid costly repairs.