[SOLVED] U1137 Code: Fixing Lost Communication With Digital Radio Receiver

The automobile fault code U1137 indicates a problem with the Digital Radio Receiver (DRR) in your vehicle. The most common symptom is the Engine Light turning on or the Service Engine Soon Warning Light. The cause of this issue could be a faulty DRR, an open or shorted DRR harness, or a poor electrical connection in the DRR circuit.

It is important to address this issue promptly as it can affect the performance of your vehicle. The repair time for this fault code is estimated to be around 1.0 hour.

To fix the problem, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector pins.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

If you notice the Engine Light ON (or Service Engine Soon Warning Light), it could be due to the u1137 fault code.

Here are the symptoms to look out for:

  • The automobile fault code U1137 has the following symptoms: Engine Light ON, Service Engine Soon Warning Light ON.

The automobile fault code u1137 can be caused by a faulty DRR, open or shorted harness, or poor electrical connection.

  • The automobile fault code U1137 can be caused by a faulty Digital Radio Receiver (DRR).
  • It can also be caused by an open or shorted Digital Radio Receiver harness.
  • Additionally, a poor electrical connection in the Digital Radio Receiver circuit can also trigger this fault code.

Below are some possible fixes for the automobile fault code u1137, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code u1137, 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.

The automobile fault code U1137 can be diagnosed and fixed within an estimated repair time of 1.0 hour.

The cost of repair is influenced by the hourly rate charged by the auto repair shop, which typically ranges between $75 and $150 per hour.

Therefore, the total cost of fixing the U1137 fault code will depend on the hourly rate charged by the auto repair shop and the estimated repair time required to diagnose and fix the issue.

The U1137 code is related to the class 2 serial data circuit in automobiles. Modules in the circuit monitor for serial data communications during normal vehicle operation. When a module doesn’t receive a message for a critical operating parameter, it uses a default value for that parameter.

If a module doesn’t receive a Node Alive message from a learned identification number for 5 seconds, a Diagnostic Trouble Code (DTC) U1137 is set. This code indicates that there is a lost communication with the digital radio receiver.

What are the possible causes of the u1137 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u1137 fault code. This code is usually caused by a faulty digital radio receiver (DRR), an open or shorted DRR harness, or a poor electrical connection in the DRR circuit. To fix this issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can I visually inspect the wiring harness and connectors related to the Digital Radio Receiver to fix the u1137 fault code?

If you’re experiencing the u1137 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you may have a faulty Digital Radio Receiver (DRR), an open or shorted DRR harness, or a poor electrical connection in the DRR circuit. To fix this issue, you should visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. This will help you identify the root cause of the problem and take the necessary steps to resolve it.

What are the steps to take if I find damaged components or broken, bent, pushed out, or corroded connector’s pins while fixing the u1137 fault code?

If you encounter damaged components or broken, bent, pushed out, or corroded connector’s pins while fixing the u1137 fault code, follow these steps. First, visually inspect the related wiring harness and connectors. Then, check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. Finally, fix the issue by replacing or repairing the damaged components or connector pins.

u1137 error fault code explained

If your engine light is on, it could be due to a faulty Digital Radio Receiver (DRR), an open or shorted DRR harness, or poor electrical connection.

Visually inspect the wiring harness and connectors for damage or corrosion. Check for broken, bent, pushed out, or corroded connector’s pins.

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