Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLKSWAGEN2013BEETLE R-LINE, 2.0L ENG VIN TREPAIR AND DIAGNOSIS (SINGLE PAGE)EXTERNAL PAGESDIFFERENT CARSECTION 162 (MODULE COMMUNICATIONS NETWORK SYSTEM)DIAGNOSIS AND TESTINGCOMMUNICATIONS NETWORKINSPECTION AND VERIFICATIONDIAGNOSTIC TROUBLE CODE (DTC) INDEX
2013 Volkswagen Beetle R-Line, 2.0L Eng VIN T
Diagnostic Trouble Code (DTC) Index
2013 Volkswagen Beetle R-Line, 2.0L Eng VIN TSECTION Diagnostic Trouble Code (DTC) Index
WARNING: This page is about a different car, the 2005 Mercury Montego, 2005 Ford Freestyle, and 2005 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC TROUBLE CODE (DTC) INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| U0001 | High Speed Communication Bus | DEM | GO to PINPOINT TEST M . |
| U0002 | High Speed Communication Bus Performance | Instrument Cluster | GO to PINPOINT TEST M . |
| U0020 | Low Speed Communication Bus Performance | Instrument Cluster | GO to PINPOINT TEST N . |
| U0073 | High Speed Communication Bus | Transmission Control Module (TCM) | GO to PINPOINT TEST M . |
| U1900 | CAN Communication Bus Fault | ABS Module | GO to PINPOINT TEST M . |
| U1900 | CAN Communication Bus Fault | Audio Unit | GO to PINPOINT TEST N . |
| U1900 | CAN Communication Bus Fault | DSM | GO to PINPOINT TEST N . |
| U1900 | CAN Communication Bus Fault | RCM | GO to PINPOINT TEST M . |
| U1900 | CAN Communication Bus Fault | SJB | GO to PINPOINT TEST N . |
| U1900 | CAN Communication Bus Fault - Receive Error (high speed CAN) | Instrument Cluster | GO to PINPOINT TEST M . |
| U1901 | CAN Network #2 Communication BUS Fault - Receive Error (medium speed CAN) | Instrument Cluster | GO to PINPOINT TEST N . |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.