AutoCodesAcura – P1751 Acura

P1751 Acura Code - Mechanical Problem In Hydraulic Control System Of Shift Solenoid Valve 'B'

Quick Answer

The Transmission Control Module (TCM) monitors the Shift Solenoid Valve 'B'. Common causes include Low Automatic Transmission Fluid Level, Faulty Shift Solenoid Valve 'B', Shift Solenoid Valve 'B' harness is open or shorted. 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
P1751 Acura indicates Mechanical Problem In Hydraulic Control System Of Shift Solenoid Valve 'B'.
Common causes
Common causes include Low Automatic Transmission Fluid Level, Faulty Shift Solenoid Valve 'B', Shift Solenoid Valve 'B' harness is open or shorted.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 21,293
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 28, 2021
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Code P1751 Acura Description

The Transmission Control Module (TCM) monitors the Shift Solenoid Valve 'B'. The TCM sets the OBDII code when the Shift Solenoid Valve 'B' is not to factory specifications.
OBDII Code P1751 Acura - Mechanical Problem In Hydraulic Control System Of Shift Solenoid Valve 'B' - AutoCodes.com
P1751 Acura Code - Mechanical Problem In Hydraulic Control System Of Shift Solenoid Valve 'B'

What are the Possible Causes of the DTC P1751 Acura?

  • Low Automatic Transmission Fluid Level
  • Faulty Shift Solenoid Valve 'B'
  • Shift Solenoid Valve 'B' harness is open or shorted
  • Shift Solenoid Valve 'B' circuit poor electrical connection

How to Fix the DTC P1751 Acura?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1751 Acura 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 P1751 Acura code?

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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 P1751 Acura Code

1. What are the common symptoms of OBDII code P1751 in an Acura?

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

2. What does OBDII code P1751 indicate in an Acura?

- OBDII code P1751 suggests a mechanical problem in the hydraulic control system of the shift solenoid valve 'B' in the transmission.

3. What are the possible causes of OBDII code P1751 in an Acura?

- Possible causes include a faulty shift solenoid valve 'B', low transmission fluid level, dirty or contaminated transmission fluid, or a malfunctioning transmission control module.

4. How can I diagnose OBDII code P1751 in my Acura?

- Diagnosing this code typically involves checking the transmission fluid level and condition, inspecting the shift solenoid valve 'B' for proper operation, and scanning the vehicle's computer for related error codes.

5. Can I continue driving my Acura with OBDII code P1751 present?

- It is not recommended to continue driving with this code present, as it can lead to further damage to the transmission and potentially result in costly repairs.

6. How can I repair OBDII code P1751 in my Acura?

- Repair options may include replacing the faulty shift solenoid valve 'B', performing a transmission fluid flush and filter change, or resetting the transmission control module.

7. Is it possible to reset OBDII code P1751 in an Acura without fixing the underlying issue?

- While you can clear the code using an OBDII scanner, the issue causing the code will likely persist and potentially worsen over time if not properly addressed.

8. Are there any DIY tips for addressing OBDII code P1751 in an Acura?

- DIY tips may include checking the transmission fluid level and condition regularly, ensuring proper maintenance of the transmission system, and promptly addressing any transmission-related symptoms.

9. Can a professional mechanic help with diagnosing and repairing OBDII code P1751 in my Acura?

- Yes, a skilled mechanic with experience in transmission systems can accurately diagnose the issue causing the code and recommend the appropriate repairs to resolve it.

10. How much can I expect to pay for repairing OBDII code P1751 in an Acura?

- The cost of repairing this code can vary depending on the specific issue, parts needed, and labor rates. It is advisable to obtain quotes from reputable mechanics or service centers for an accurate estimate.

Discuss the causes and fixes for P1751 Acura OBDII Code

  • While driving my 2002 Acura MDX this morning, my car started shifting abnormal. About a mile away from home, I notice my check engine light came on and the "D" light on my shifter stared to flash. I ran a scan and got a P1751 code. I first noticed the abnormal shifting over the weekend. Is there any tips on fixing this problem.

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