The automobile fault code U1477 indicates a problem with the Steering Control Module (SCM) or Transmission Control Module (TCM). The symptom is an illuminated Engine Light or Service Engine Soon Warning Light.
The cause could be due to faulty TCM, open or shorted TCM harness, or poor electrical connection.
It is important to check for related codes and visually inspect the wiring harness and connectors for any damage or corrosion. The repair time is estimated at 1.0, and the fix involves checking the possible causes and inspecting the related components.
To interpret the fault code, a diagnostic tool is required to read the code and identify the specific issue.
Repair Importance Level | 10.0 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 10.0 (Out of 10) |
Unveiling U1477: Common Symptoms You Shouldn’t Ignore
If you notice the Engine Light ON, it could be due to the u1477 fault code. Here are some symptoms to look out for:
- The fault code U1477 in an automobile can cause several symptoms, including the engine light turning on or the service engine soon warning light appearing.
- Other symptoms may include issues with the transmission, such as difficulty shifting gears or the transmission slipping.
- The vehicle may also experience a loss of power or acceleration, and the brakes may not function properly.
- Additionally, the speedometer and other gauges may not work correctly, and the vehicle may stall or have trouble starting.
- It is important to address these symptoms promptly to prevent further damage to the vehicle.
Decoding U1477: Common Causes Of The Fault Code
The automobile fault code u1477 can be caused by various factors, including SCM codes, faulty TCM, open or shorted TCM harness, and poor electrical connection.
- The automobile fault code U1477 can be caused by several factors.
- These include checking for Steering Control Module (SCM) codes, a faulty Transmission Control Module (TCM), an open or shorted Transmission Control Module harness, and poor electrical connection in the Transmission Control Module circuit.
- It is important to address all of these potential causes in order to effectively diagnose and fix the issue.
Fix U1477: Simple Steps To Get Your Car Running Again
Below are some possible fixes for the automobile fault code u1477, including inspecting wiring harness and connectors for damage or corrosion.
- To fix the automobile fault code u1477, first, check the possible causes listed above.
- Then, visually inspect the related wiring harness and connectors.
- Look for any damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
- This fix will take an estimated repair time of 1.0 hour.
Crunching The Numbers: U1477 Repair Cost & Complexity
The automobile fault code U1477 can be diagnosed and fixed within an estimated repair time of 1.0 hour. The cost of repair is influenced by the repair time, which is commonly charged between $75 and $150 per hour by most auto repair shops. Therefore, the total cost of diagnosis and fixing the U1477 fault code will depend on the hourly rate charged by the repair shop and the estimated repair time required to fix the issue.
U1477: Unveiling The Mystery Behind Your Car’s Electrical System
The U1477 fault code is related to the Controller Area Network (CAN) BUS. It is a diagnostic code that monitors the validity of the CAN signals and transmitted messages.
The Transmission Control Module (TCM) sets the Diagnostic Trouble Code (DTC) when it detects an incorrect signal ID from the Steering Control Module (SCM). The U1477 code specifically refers to an Implausible Paddle Shifter Data Receiv error.
FAQ
If you’re experiencing the u1477 automobile fault code, you may notice that your engine light is on or that your service engine soon warning light is illuminated. This code can be caused by a variety of issues, including faulty transmission control modules, open or shorted transmission control module harnesses, or poor electrical connections in the transmission control module circuit. To fix the issue, it’s important to check for these possible causes and visually inspect the related wiring harness and connectors for any damage or corrosion.
If you’re experiencing the u1477 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you should check for 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. To fix this issue, visually inspect the related wiring harness and connectors for any damaged components, broken, bent, pushed out, or corroded connector’s pins.
Ignoring the u1477 fault code can lead to serious consequences such as engine damage, reduced fuel efficiency, and even safety hazards. The engine light will remain on, indicating a problem with the steering control module or transmission control module. It is important to check for the possible causes listed above and visually inspect the related wiring harness and connectors to avoid further damage.

Wrap Up
If your engine light is on, check for Steering Control Module codes, a faulty Transmission Control Module, or poor electrical connections. Visually inspect the wiring harness and connectors for damage or corrosion. Look for broken, bent, or pushed out pins.