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P050100 — Vehicle speed signal from PSM
Vehicle speed signal from PSM. The Taycan, 911 (992), Panamera (971), Panamera (972) and Cayenne report this code; below is which control unit sets it on each model and how to read and clear it.
Which models and control units set P050100
How to read and clear P050100
- Plug a standard ENET (Ethernet-to-OBD) cable into your Porsche's OBD port and your Mac or Windows PC.
- Open STEUER14, pick your car and run a fault scan: every control unit is read, and P050100 shows with its status, its full description and the freeze frame when the unit stores one.
- Fix the cause first, then clear the fault memory and scan again to check it stays away. Reading and clearing fault codes is free on every control unit.
More about fault memory in the manual →
Download STEUER14 — free fault readingOther codes of the Aerodynamics Control Unit
| C115811 | Temperature sensor for convertible top hydraulic pump – short circuit to ground |
| C115815 | Temperature sensor for convertible top hydraulic pump - short circuit to B+ or open circuit |
| C115D00 | Play protection active |
| C134411 | Supply voltage to Hall sensors 1, convertible top – short circuit to ground |
| C134412 | Supply voltage to Hall sensors 1, convertible top – short circuit to B+ |
| C134413 | Supply voltage Hall sensors 1, convertible top – open circuit |
| U001000 | Comfort CAN bus – defective |
| U001100 | Comfort CAN bus - no communication |
| U10BA00 | LIN bus 1 – no communication |
| U110000 | Component protection – not taught |
| U110100 | Component protection active |
| U110300 | Production mode active |
All 305 codes of this control unit →
Fault names come from the manufacturer's diagnostic data. STEUER14 is independent and not affiliated with Porsche AG. A code tells you what a control unit detected, not always which part failed — check wiring, supply voltage and related codes before replacing parts. STEUER14 shows each fault's full description, status and freeze frame on the car.