[SOLVED] U3502 Code: High Voltage Control Module Supply Circuit Fix

The automobile fault code U3502 indicates a problem with the Control Module, which triggers the Engine Light or Service Engine Soon Warning Light. The cause of this issue could be a faulty Control Module setting the code, an open or shorted Control Module harness, or a poor electrical connection in the Control Module circuit.

It is essential to visually inspect the related wiring harness and connectors for any damage or corrosion. The repair time for this issue is estimated to be 1.0, and it is crucial to fix it as soon as possible to avoid further damage to the vehicle. To interpret the fault code, one must check the “Possible Causes” listed above and follow the recommended fix.

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, it could be a sign of u3502 fault code. Here are the symptoms to look out for:

  • The automobile fault code U3502 has the following symptoms: Engine Light ON, Service Engine Soon Warning Light ON.

The automobile fault code u3502 can be caused by a faulty control module, open or shorted harness, or poor electrical connection.

  • The automobile fault code U3502 can be caused by a faulty control module that sets the code.
  • Another cause could be an open or shorted control module harness.
  • Additionally, a poor electrical connection in the control module circuit can also trigger this fault code.
  • It is important to address all of these potential causes in order to properly diagnose and fix the issue.

Below are some possible fixes for the automobile fault code u3502, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code u3502, 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 fault code U3502 is a diagnostic trouble code related to the ABS control module. The estimated repair time for this code is 1.0 hour.

The cost of fixing this code is dependent on the hourly rate charged by the auto repair shop. The average hourly rate charged by most auto repair shops is between $75 and $150. Therefore, the cost of fixing the U3502 fault code can range from $75 to $150.

The U3502 fault code is related to the control module supply circuit 1 high voltage.

This code is triggered when the vehicle control modules or sensors detect a system voltage of less than approximately 9 V for approximately 5 s. The purpose of monitoring the system voltage is to verify that it is within the normal operating range. If it is not, the U3502 code will be set.

What are the possible causes of the u3502 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u3502 fault code. This code is usually caused by a faulty control module, an open or shorted control module harness, or a poor electrical connection in the control module 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 fix the u3502 automobile fault code?

If you’re experiencing the u3502 automobile fault code, you may notice that your engine light is on. This is caused by a faulty control module setting the code, or a poor electrical connection in the control module circuit. To fix this issue, start by visually inspecting the wiring harness and connectors. Look for any damaged components or broken, bent, pushed out, or corroded connector pins. Check for any open or shorted harnesses and repair as necessary.

What should I visually inspect to troubleshoot the u3502 automobile fault code?

If you’re troubleshooting the u3502 automobile fault code, start by checking for an illuminated Engine Light or Service Engine Soon Warning Light. The code is typically caused by a faulty Control Module or issues with the Control Module harness, such as an open or shorted circuit or poor electrical connection. To fix the issue, visually inspect the wiring harness and connectors for any damage or broken, bent, pushed out, or corroded pins. Check the “Possible Causes” listed above for further guidance.

u3502 error fault code explained

If your engine light is on, it could be due to a faulty control module, open or shorted harness, or poor electrical connection.

Check the possible causes, inspect wiring and connectors, and look for damaged components or corroded pins.

Scroll to Top