Engine-CodesDodge – P0975 Dodge

P0975 Dodge Code - Shift Solenoid 'B' Control Circuit Range/Performance

Quick Answer

The P0975 OBD-II fault code for Dodge vehicles specifically indicates a problem with the Shift Solenoid 'B' Control Circuit Range/Performance. Common causes include Faulty shift solenoid 'B', Wiring or connector issues in the shift solenoid 'B' circuit, Low transmission fluid level or poor quality fluid. 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
P0975 Dodge indicates Shift Solenoid 'B' Control Circuit Range/Performance.
Common causes
Common causes include Faulty shift solenoid 'B', Wiring or connector issues in the shift solenoid 'B' circuit, Low transmission fluid level or poor quality fluid.
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 11, 2024
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Code P0975 Dodge Description

The P0975 OBD-II fault code for Dodge vehicles specifically indicates a problem with the Shift Solenoid 'B' Control Circuit Range/Performance. This code is related to the automatic transmission system of the vehicle. The shift solenoid 'B' is responsible for controlling the flow of transmission fluid that activates the clutch packs in the transmission, allowing for smooth and precise gear shifting. When the control circuit for this solenoid malfunctions or operates outside of the expected range, it can lead to various issues with the transmission's performance.

OBDII Code P0975 Dodge - Shift Solenoid 'B' Control Circuit Range/Performance
P0975 Dodge Code - Shift Solenoid 'B' Control Circuit Range/Performance

Common Causes of P0975 Dodge

  1. Faulty shift solenoid 'B'
  2. Wiring or connector issues in the shift solenoid 'B' circuit
  3. Low transmission fluid level or poor quality fluid
  4. Internal transmission mechanical issues
  5. TCM software or hardware problems

Symptoms of P0975 Dodge

  1. Erratic shifting behavior
  2. Harsh gear changes
  3. Transmission slipping
  4. Transmission going into limp mode
  5. Illumination of the Check Engine Light

How to Fix P0975 Dodge

  1. Begin by conducting a thorough visual inspection of the shift solenoid 'B' and its wiring harness for any visible damage or corrosion. Repair or replace any damaged components.
  2. Use a multimeter to test the shift solenoid 'B' for proper resistance and continuity. Replace the solenoid if it fails the test.
  3. Check the transmission fluid level and condition. Top off or replace the fluid if necessary.
  4. Perform a diagnostic scan tool test to monitor the TCM's commands to the shift solenoid 'B' and assess its response. This will help determine if the issue lies with the solenoid, wiring, or TCM.
  5. If all previous steps do not resolve the issue, consult a professional mechanic for further diagnosis and potential TCM reprogramming or replacement.

Cost to Fix P0975 Dodge

The typical repair costs for addressing the P0975 code on a Dodge vehicle can vary depending on the extent of the issue and the specific repairs needed. In general, the cost of replacing a shift solenoid 'B' can range from $150 to $300, including parts and labor. Additional costs may apply if there are other underlying issues with the transmission system that need to be addressed. It's advisable to consult a trusted mechanic for an accurate estimate based on the vehicle's make and model, as well as any additional factors that may affect the repair process. Keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to inquire about local rates for a more precise cost estimate.

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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.

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