Engine-CodesMitsubishi – P0758 Mitsubishi

P0758 Mitsubishi Code - Shift Solenoid 'B' Malfunction

Quick Answer

The P0758 code in a Mitsubishi indicates a malfunction with Shift Solenoid 'B'. Common causes include Faulty Shift Solenoid 'B', Wiring issues or poor electrical connection, Low transmission fluid levels. 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
P0758 Mitsubishi indicates Shift Solenoid 'B' Malfunction.
Common causes
Common causes include Faulty Shift Solenoid 'B', Wiring issues or poor electrical connection, Low transmission fluid levels.
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.
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P0758 Mitsubishi Description

The P0758 code in a Mitsubishi indicates a malfunction with Shift Solenoid 'B'. This solenoid is responsible for controlling the flow of transmission fluid to engage or disengage specific gears in the transmission. When this solenoid fails to operate properly, it can lead to issues with shifting gears, causing the vehicle to experience problems with acceleration, fuel efficiency, and overall performance.

OBDII Code P0758 Mitsubishi - Shift Solenoid 'B' Malfunction
P0758 Mitsubishi Code - Shift Solenoid 'B' Malfunction

Common Causes of P0758 Mitsubishi

  1. Faulty Shift Solenoid 'B'
  2. Wiring issues or poor electrical connection
  3. Low transmission fluid levels
  4. Contaminated transmission fluid
  5. Internal transmission damage

Symptoms of P0758 Mitsubishi

  1. Harsh or delayed shifting between gears
  2. Slipping gears or difficulty engaging a specific gear
  3. Vehicle getting stuck in a particular gear
  4. Decreased fuel efficiency
  5. Illuminated Check Engine Light

How to Fix P0758 Mitsubishi

  1. Begin by diagnosing the specific cause of the code using a scan tool to pinpoint the issue.
  2. Inspect the wiring and connections to the Shift Solenoid 'B' for any damage or corrosion. Repair or replace as needed.
  3. Check the transmission fluid level and condition. Top up or change the fluid if necessary.
  4. Test the Shift Solenoid 'B' for proper operation and replace if faulty.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure proper shifting functionality.

Cost to Fix P0758 Mitsubishi

The typical repair costs for addressing a Shift Solenoid 'B' malfunction in a Mitsubishi can range from $200 to $600, including parts and labor. However, it's important to note that the specific diagnosis time and labor rates at auto repair shops can vary based on various factors. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's recommended to obtain quotes from local auto repair shops for a more accurate estimate.

When is the Code Detected?

The P0758 code is detected when the gear required by the ECM does not match the actual gear when vehicle is driven.

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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 P0758 Mitsubishi Code

1. What are the common symptoms of OBDII code P0758 in a Mitsubishi indicating a Shift Solenoid 'B' Malfunction?

- Common symptoms include harsh shifting, delayed shifting, transmission slipping, and difficulty shifting gears.

2. What are the possible causes of OBDII code P0758 in a Mitsubishi related to the Shift Solenoid 'B'?

- Possible causes include a faulty shift solenoid 'B', low transmission fluid, a clogged transmission filter, wiring issues, or a malfunctioning transmission control module.

3. How can I diagnose the Shift Solenoid 'B' malfunction causing OBDII code P0758 in my Mitsubishi?

- Diagnose by checking the transmission fluid level and condition, performing a visual inspection of wiring and connectors, and using a scan tool to monitor solenoid operation.

4. Can I continue driving my Mitsubishi with OBDII code P0758 indicating a Shift Solenoid 'B' issue?

- It is not recommended to drive the vehicle with this code as it can lead to further damage to the transmission. Seek professional diagnosis and repair.

5. What are some repair tips for resolving OBDII code P0758 in a Mitsubishi due to a Shift Solenoid 'B' malfunction?

- Repair tips include replacing the faulty shift solenoid 'B', checking and replacing the transmission fluid and filter, inspecting and repairing any damaged wiring, and resetting the trouble code.

6. How much does it typically cost to repair OBDII code P0758 in a Mitsubishi caused by a Shift Solenoid 'B' malfunction?

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

7. Will resetting the OBDII code P0758 in my Mitsubishi make the issue go away?

- Resetting the code may temporarily clear the warning light, but the underlying issue causing the Shift Solenoid 'B' malfunction will persist and should be addressed to prevent further problems.

8. Can a DIY enthusiast replace the Shift Solenoid 'B' in a Mitsubishi to resolve OBDII code P0758?

- While it is possible for experienced DIYers to replace the solenoid, it is recommended to have a professional technician perform the repair to ensure proper installation and function.

9. How long does it take to repair OBDII code P0758 related to a Shift Solenoid 'B' issue in a Mitsubishi?

- The repair time can vary depending on the specific cause and complexity of the repair, but it typically takes a few hours to a full day to complete the necessary work.

10. What is the importance of addressing OBDII code P0758 in a timely manner in a Mitsubishi?

- Addressing this code promptly is crucial to prevent further damage to the transmission and ensure the safe operation of the vehicle. Delaying repairs can lead to more extensive and costly issues down the line.

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