[SOLVED] Dodge U1477 Code: Fast Fix For Dodge Paddle Shifter Data

The OBD code U1477 for Dodge indicates a communication error between the Steering Control Module (SCM) and the Transmission Control Module (TCM).

Symptoms include the Engine Light being ON.

Possible causes are faulty TCM, open/shorted TCM harness, or poor electrical connection.

This issue should be addressed promptly to prevent further complications.

A potential fix involves checking for SCM codes, inspecting wiring harness/connectors, and ensuring no damaged components or corroded pins are present.

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 u1477 OBD Code

The Dodge U1477 fault code indicates a communication error between the vehicle’s control modules.

Symptoms: Service Electronic Throttle Control warning light may illuminate.
Loss of communication with steering control module.
Steering wheel may feel heavier than usual.
Difficulty steering at low speeds.

Causes of the Dodge u1477 OBD Code

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Dodge U1477 code typically indicates a communication issue within the vehicle’s network system.

U1477 can be caused by faulty Steering Control Module (SCM) codes.
A Faulty Transmission Control Module (TCM).
An open or shorted Transmission Control Module harness.
Or a poor electrical connection in the Transmission Control Module circuit.

Fixing Dodge Error Code u1477 Step By Step

Address the communication issue between the vehicle’s gateway module and the steering column control module.

To fix U1477 OBDII in a Dodge, start by reviewing the ‘Possible Causes’ mentioned above and visually examining the corresponding wiring harness and connectors.
Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
Next, check the power and ground connections to the module associated with the U1477 code.
Perform a reset on the module to clear any stored fault codes.
If the issue persists, consider replacing the module with a new one and reprogramming it as necessary.

Cost Of Fixing Dodge u1477 Fault Code

Diagnosing and repairing Dodge code U1477 may involve checking and fixing communication issues in the vehicle.

The cost to diagnose and fix Dodge OBD code U1477 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. Factors like shop rates and complexity can affect the final cost.

Details of the Dodge u1477 OBD Code

Dodge U1477 code indicates a communication issue with the Park Assist Control Module.

Dodge OBD code U1477 means a lost communication with the Active Grille Air Shutter A Control Module.

This code is triggered by the Body Control Module (BCM) when it detects a communication fault with the Active Grille Air Shutter A Control Module.

The Active Grille Air Shutter system is responsible for controlling the airflow through the grille to improve aerodynamics and engine cooling.

When the BCM cannot communicate with the Active Grille Air Shutter A Control Module, it sets code U1477.

Mechanic’s Tech Notes

For Dodge code U1477, check for communication issues between the keyless entry module and other modules.

To diagnose and fix OBDII code U1477 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.

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 resolve the issue causing the U1477 fault code.

FAQ

1. What does OBD code U1477 indicate in a Dodge vehicle?

OBD code U1477 in a Dodge indicates a possible issue with the Steering Control Module (SCM) or Transmission Control Module (TCM). Check related codes and wiring connections for faults.

2. What are the common symptoms associated with code U1477 in a Dodge?

Code U1477 in a Dodge may cause the Engine Light to come on. Check for SCM codes, faulty TCM, open/shorted harness, poor connections. Inspect wiring and connectors for damage.

3. How can I diagnose and repair OBD code U1477 in my Dodge vehicle?

Diagnose U1477 in Dodge: Check SCM codes, faulty TCM, open/shorted TCM harness, poor TCM circuit connection. Inspect wiring, connectors for damage, corrosion, bent pins.

Wrap Up

If your Dodge is displaying OBD code u1477 along with ABS or traction control warning lights, it may indicate a communication error between the ABS module and other control modules.

This could be caused by a faulty ABS module, damaged wiring harness, or poor connections at the module.

To address Dodge OBD code u1477, start by inspecting the wiring harness for any visible damage or corrosion.

Check the connectors for tightness and cleanliness.

If no issues are found, consider testing the ABS module for proper functionality or consulting a professional for further diagnosis.