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B1883F9 — Function restriction, due to excess voltage at terminal 30 right
Function restriction, due to excess voltage at terminal 30 right. The Taycan, 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 B1883F9
How to read and clear B1883F9
- 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 B1883F9 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 Trailer Function
| B1883F3 | Function restriction, due to insufficient voltage at terminal 30 left |
| B1883F4 | Function restriction, due to insufficient voltage at terminal 30 right |
| B1883F5 | Function restriction, due to insufficient voltage at terminal 30 switched |
| B1883F6 | Function restriction, due to insufficient voltage at terminal 30 charge cable |
| B1883F7 | Function restriction, due to insufficient voltage at terminal 30 for angular positioning |
| B1883F8 | Function restriction, due to excess voltage at terminal 30 left |
| B1883FA | Function restriction, due to excess voltage at terminal 30 switched |
| B1883FB | Function restriction, due to excess voltage at terminal 30 charge cable |
| B1883FC | Function restriction, due to excess voltage at terminal 30 for angular positioning |
| B1996F0 | Terminal 30 power supply, switched, open circuit |
| B1996F1 | Terminal 30 power supply, Charge Cable, open circuit |
| B1996F2 | Terminal 30 power supply, for angular positioning, open circuit |
All 112 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.