U0058
Vehicle Communication Bus D (+) Low
U0058 is an OBD-II diagnostic trouble code meaning: Vehicle Communication Bus D (+) Low. Common causes: open or short circuit in the positive line of the can d bus, oxidation of contacts in connectors. Estimated repair cost: $6–56.
Symptoms
- Unstable operation of electronic systems
- The indicator light on the dashboard comes on
- Lost connection with some modules
- Problems starting the engine
- Infotainment system malfunctions
Causes
- Open or short circuit in the positive line of the CAN D bus
- Oxidation of contacts in connectors
- Fault in one of the modules connected to the bus
- Wiring harness damage
- Problems with module power supply
How to Fix
- Check the integrity of the CAN D bus wiring
- Inspect and clean the contacts in the connectors
- Check fuses associated with modules
- Diagnose modules connected to the bus
- Check resistance and voltage in the bus
Related codes
Error U0058 by Vehicle Brand
FAQ
What does the U0058 code mean?
U0058 is an OBD-II diagnostic trouble code that indicates: Vehicle Communication Bus D (+) Low
What causes a U0058 error code?
The most common causes of U0058 include: Open or short circuit in the positive line of the CAN D bus; Oxidation of contacts in connectors; Fault in one of the modules connected to the bus; Wiring harness damage.
How do I fix a U0058 diagnostic trouble code?
To fix U0058: Check the integrity of the CAN D bus wiring. Inspect and clean the contacts in the connectors. Check fuses associated with modules. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0058?
Limited driving only, diagnose soon
How much does it cost to fix U0058?
The estimated repair cost for U0058 is $6–56. Actual cost depends on your vehicle, location, and labor rates.
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