Engine-CodesChrysler – P1751 Chrysler

P1751 Chrysler Code - Transmission Throttle Valve Position Minimum Range Performance

Quick Answer

The P1751 Chrysler code indicates an issue with the Transmission Throttle Valve Position Minimum Range Performance. Common causes include Faulty throttle valve position sensor, Wiring issues or loose connections, Malfunctioning ECM. 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 Chrysler indicates Transmission Throttle Valve Position Minimum Range Performance.
Common causes
Common causes include Faulty throttle valve position sensor, Wiring issues or loose connections, Malfunctioning ECM.
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 09, 2024
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Code P1751 Chrysler Description

The P1751 Chrysler code indicates an issue with the Transmission Throttle Valve Position Minimum Range Performance. In automatic transmissions, the throttle valve controls the hydraulic pressure within the transmission based on the position of the throttle pedal. This pressure regulation is crucial for smooth shifting and overall performance of the transmission system. When this code is triggered, it means that the Engine Control Module (ECM) has detected that the throttle valve position is outside of the expected range, which can lead to improper transmission operation.

OBDII Code P1751 Chrysler - Transmission Throttle Valve Position Minimum Range Performance
P1751 Chrysler Code - Transmission Throttle Valve Position Minimum Range Performance

Common Causes of P1751 Chrysler

  1. Faulty throttle valve position sensor
  2. Wiring issues or loose connections
  3. Malfunctioning ECM
  4. Transmission fluid contamination or low fluid levels
  5. Mechanical issues within the transmission system

Symptoms of P1751 Chrysler

  1. Harsh or delayed shifting
  2. Transmission slipping
  3. Erratic behavior while driving
  4. Illuminated Check Engine Light
  5. Decreased fuel efficiency

How to Fix P1751 Chrysler

  1. Diagnose the issue using a professional OBD-II scanner to confirm the P1751 code.
  2. Inspect the throttle valve position sensor and wiring for any damage or corrosion.
  3. Test the ECM to ensure it is functioning correctly and communicate with the throttle valve sensor.
  4. Check the transmission fluid levels and quality, topping off or replacing as necessary.
  5. Reset the code and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P1751 Chrysler

The typical repair costs for addressing the P1751 Chrysler code can range from $200 to $500, depending on the specific cause of the issue and the labor rates at the auto repair shop. It's important to keep in mind that additional costs may arise if any parts need to be replaced or if further diagnostics are required. As mentioned, labor rates can vary, so it's advisable to check with local auto repair shops for a more accurate estimate.

Tech Notes for P1751 Chrysler









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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 Chrysler Code

No Frequently Asked Questions about P1751 Chrysler Code found.

Discuss the causes and fixes for P1751 Chrysler OBDII Code

  • Where is the P 1751 on the 01 DODGE STRATUS COUPE 2.4 liter ?

  • For your 2001 Dodge Stratus, the P1751 will set when A/T control relay failure signal is input to engine control CPU from transaxle control CPU. Items to check are as follows:

    - A/T control relay failure.
    - Open or short in A/T control relay circuit, or loose connector.
    - Powertrain Control Module (PCM) failure.