U3500
Control Module Input Power A Circuit Range/Performance
U3500 is an OBD-II diagnostic trouble code meaning: Control Module Input Power A Circuit Range/Performance. Common causes: damage to power supply wiring, corrosion of contacts or connectors. Estimated repair cost: $6–56.
Symptoms
- Unstable engine operation
- Periodic failures in the operation of electronic systems
- Check Engine Light Illuminates
- Problems starting the engine
- Spontaneous shutdown of electronics
Causes
- Damage to power supply wiring
- Corrosion of contacts or connectors
- Fuse or relay failure
- Module grounding problems
- Malfunction of the control module itself
How to Fix
- Check the condition of the power circuit fuses
- Inspect and clean connector contacts
- Check the integrity of the power supply wiring
- Check the quality of the module grounding
- Test the voltage in the power circuit
Related codes
Error U3500 by Vehicle Brand
FAQ
What does the U3500 code mean?
U3500 is an OBD-II diagnostic trouble code that indicates: Control Module Input Power A Circuit Range/Performance
What causes a U3500 error code?
The most common causes of U3500 include: Damage to power supply wiring; Corrosion of contacts or connectors; Fuse or relay failure; Module grounding problems.
How do I fix a U3500 diagnostic trouble code?
To fix U3500: Check the condition of the power circuit fuses. Inspect and clean connector contacts. Check the integrity of the power supply wiring. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U3500?
Yes, but get it checked soon
How much does it cost to fix U3500?
The estimated repair cost for U3500 is $6–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat