The OBD code P2743 for Dodge indicates an issue with the Transmission Fluid Temperature Sensor.
This affects the transmission system.
Symptoms include the Engine Light being ON.
The code is usually caused by a faulty sensor, open/shorted sensor harness, or poor electrical connection.
It’s important to address this issue promptly to prevent potential transmission problems.
A possible fix involves inspecting and repairing the sensor, harness, or electrical connections as needed.
Repair Importance Level | 10.0 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 10.0 (Out of 10) |
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Symptoms of the Dodge p2743 OBD Code
The vehicle may experience issues related to the transmission pressure control solenoid circuit.
- Symptoms: Engine Light ON.
- Vehicle may experience harsh shifting.
- Possible transmission slippage.
- Difficulty engaging gears.
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Causes of the Dodge p2743 OBD Code
P2743 in Dodge indicates an issue with the transmission fluid temperature sensor circuit.
- P2743 can be caused by a Faulty Transmission Fluid Temperature Sensor.
- A Transmission Fluid Temperature Sensor harness that is open or shorted.
- A Transmission Fluid Temperature Sensor circuit with poor electrical connection.
Fixing Dodge Error Code p2743 Step By Step
Address the issue by inspecting the transmission fluid pressure control solenoid circuit for Dodge code P2743.
- To fix the Dodge OBDII code P2743, start by reviewing the possible causes mentioned above.
- Visually examine the wiring harness and connectors related to the transmission fluid temperature sensor circuit.
- Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- Test the transmission fluid temperature sensor for proper operation.
- Replace the transmission fluid temperature sensor if it is faulty.
- Clear the fault codes and perform a test drive to verify that the issue has been resolved.
Cost Of Fixing Dodge p2743 Fault Code
The repair for Dodge fault code P2743 typically involves replacing the transmission fluid pressure sensor.
The cost to diagnose and fix the Dodge OBD code P2743 depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour, so the total cost could be between $75 and $150, excluding parts.
Costs may vary based on shop rates and the complexity of the repair.
Details of the Dodge p2743 OBD Code
Dodge fault code P2743 relates to a problem with the transmission fluid temperature sensor.
Dodge OBD code P2743 means the transmission fluid temperature sensor B circuit signal is intermittent.
This code is triggered by the Powertrain Control Module (PCM) when it detects inconsistent signals from the transmission fluid temperature sensor B.
The sensor is part of the transmission control system and is responsible for monitoring the temperature of the transmission fluid.
Inconsistent signals can lead to improper transmission operation and potential damage if not addressed promptly.
Mechanic’s Tech Notes
Detailed information on Dodge fault code p2743, including symptoms, causes, and repair procedures.
To diagnose and fix OBDII code P2743 in a Dodge, start by checking the Transmission Control Module (TCM) power and ground using a multimeter.
Verify TCM communication over the Controller Area Network (CAN) using a scan tool.
If the TCM does not respond, reprogramming or reflashing may be necessary.
Additionally, visually inspect the wiring harness and connectors for any damage, and ensure connector pins are not broken, bent, pushed out, or corroded.
This thorough inspection can help identify and address the root cause of the P2743 fault code.
FAQ
Common symptoms of OBD code P2743 in a Dodge vehicle include the Engine Light ON and potential issues with the Transmission Fluid Temperature Sensor circuit.
OBD code P2743 in a Dodge is typically caused by a faulty Transmission Fluid Temperature Sensor, open/shorted harness, or poor electrical connection.
Diagnose and repair OBD code P2743 in Dodge: Symptoms Engine Light ON. Causes Faulty Transmission Fluid Temp Sensor. Fix Inspect sensor, harness, connectors for issues.

Wrap Up
If your Dodge is displaying OBD code P2743, you may experience harsh shifting, transmission slippage, or even a complete transmission failure.
This code typically indicates an issue with the transmission fluid temperature sensor circuit, possibly due to a faulty sensor, damaged wiring, or poor connections.
To address Dodge OBD code P2743, start by inspecting the transmission fluid temperature sensor and its wiring harness for any signs of damage or corrosion.
Test the sensor’s resistance and ensure proper voltage supply to the sensor.
Check the connectors for any loose or bent pins, and repair or replace any faulty components
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