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U190300 — Subsequent fault due to roll stabilization
Subsequent fault due to roll stabilization. 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 U190300
How to read and clear U190300
- 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 U190300 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 Chassis Control
| U140100 | Function restriction – supply voltage too high |
| U140500 | Terminal 15 signal line – signal implausible |
| U154C00 | Internal data bus fault |
| U154E00 | Internal data bus fault |
| U190100 | Consequential fault in chassis – function restriction of rear-differential lock |
| U190200 | Consequential fault in chassis, function restriction in all-wheel drive |
| U190400 | Development code 1 |
| U190500 | Development code 1 |
| U190600 | Development code 1 |
| U190700 | Development code 1 |
| U190800 | Development code 1 |
| U190900 | Development code 1 |
All 407 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.