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U0063 - Vehicle Communication Bus D (-) shorted to Bus D (+)

U0063 is a generic network/communication diagnostic trouble code indicating Vehicle Communication Bus D (-) shorted to Bus D (+). It relates to the System-Specific system.

DTC Breakdown (SAE J2012)

Facts for code U0063
SystemNetwork/Communication (U)
TypeGeneric
SubsystemSystem-Specific
Fault Index63
StandardSAE J2012 / ISO 15031-6

What does diagnostic code U0063 mean?

The dtc/">diagnostic trouble code U0063 represents Vehicle Communication Bus D (-) shorted to Bus D (+). This standard generic code points to a monitored fault condition in the vehicle's Network/Communication network.

Detailed diagnostic guides and specific fix procedures for code U0063 are currently being compiled. Always verify check engine warnings with a qualified mechanic.

🔗 Related Diagnostic Codes

Often diagnosed alongside:

Frequently Asked Questions about U0063

What does U0063 mean?

The diagnostic trouble code U0063 represents Vehicle Communication Bus D (-) shorted to Bus D (+). This standard generic code points to a monitored fault condition in the vehicle's Network/Communication network.

What is the system for U0063?

The U0063 code is located in the vehicle's Network/Communication network.

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