AutoCodes – Dodge – P2751 Dodge

P2751 Dodge Code - Intermediate Shaft Speed Sensor 'C' Circuit No Signal

Quick Answer

The Engine Control Module (ECM) monitors the Intermediate Shaft Speed Sensor 'C' circuit signal. Common causes include Faulty Intermediate Shat Speed Sensor 'C', Intermediate Shat Speed Sensor 'C' harness is open or shorted, Intermediate Shat Speed Sensor 'C' circuit poor electrical connection. 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: P2751 Dodge indicates Intermediate Shaft Speed Sensor 'C' Circuit No Signal.
Common causes: Common causes include Faulty Intermediate Shat Speed Sensor 'C', Intermediate Shat Speed Sensor 'C' harness is open or shorted, Intermediate Shat Speed Sensor 'C' circuit poor electrical connection.
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 2,885

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Jan 30, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2751 Dodge Description

The Engine Control Module (ECM) monitors the Intermediate Shaft Speed Sensor 'C' circuit signal. The ECM sets the OBDII code when the Intermediate Shaft Speed Sensor 'C' circuit signal is out of factory specifications. The ECM detects the shift timing of the gears and appropriately controls the engine torque and hydraulic pressure according to various conditions. Thus, providing smooth gear shift.

OBDII Code P2751 Dodge - Intermediate Shaft Speed Sensor 'C' Circuit No Signal - AutoCodes.com — P2751 Dodge Code - Intermediate Shaft Speed Sensor 'C' Circuit No Signal

What does this mean?

What are the Possible Causes of the DTC P2751 Dodge?

Faulty Intermediate Shat Speed Sensor 'C'
Intermediate Shat Speed Sensor 'C' harness is open or shorted
Intermediate Shat Speed Sensor 'C' circuit poor electrical connection

How to Fix the DTC P2751 Dodge?

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 P2751 Dodge 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 P2751 Dodge Code

What does the OBDII code P2751 mean for a Dodge vehicle?

The P2751 code indicates that the Intermediate Shaft Speed Sensor 'C' is not sending a signal to the vehicle's transmission control module (TCM).

What are the common symptoms of a P2751 code in a Dodge?

Symptoms may include erratic shifting, failure to shift gears, transmission slipping, reduced fuel efficiency, and illumination of the check engine light.

What causes the P2751 code to appear?

Common causes include a faulty intermediate shaft speed sensor, damaged wiring or connectors, a malfunctioning transmission control module (TCM), or mechanical failure within the transmission.

Can you drive with a P2751 code on a Dodge vehicle?

It is not recommended to drive with this code active, as it may cause transmission issues that can lead to further damage or unsafe driving conditions.

How is the P2751 code diagnosed?

A technician will use an OBDII scanner to confirm the code, inspect the speed sensor and wiring for damage, and test the sensor's signal output and the TCM's functionality.

What parts are most likely to need replacement for a P2751 code?

The intermediate shaft speed sensor is the most likely component to need replacement, though wiring repairs or TCM replacement may also be required.

How much does it cost to fix a P2751 code on a Dodge?

Repair costs can vary, but replacing the speed sensor typically ranges from $100 to $300, including parts and labor. Additional repairs for wiring or the TCM may increase costs.

Can a faulty speed sensor cause transmission damage?

Yes, if left unresolved, a faulty speed sensor can lead to improper transmission operation, which may cause excessive wear or damage over time.

How can I prevent the P2751 code from occurring?

Regular maintenance, such as inspecting wiring and connectors for damage and ensuring proper transmission fluid levels, can help prevent this issue.

Is there a quick fix for clearing the P2751 code?

Clearing the code with an OBDII scanner may temporarily turn off the check engine light, but the issue will return unless the underlying problem is resolved.