C1445 on 2025-2026 Porsche 911 (Carrera GTS, Carrera 4 GTS, Turbo, Turbo S) — Rear Axle Steering - Malfunction of Right Servo Motor
1 vehicles · 1 makes
Most Reported On
C1445 is an OBD-II diagnostic trouble code meaning “Rear Axle Steering - Malfunction of Right Servo Motor.” The rear axle steering control unit has detected a malfunction of the right-hand rear steering servo motor - the motor is not responding correctly to commands or its feedback is implausible. Rear-axle steering is shut down and the rear wheels are held straight. Porsche Technical Information 07/25 (ENU 4883) documents C1445F2 "Malfunction of right servo motor (000015)" on 2025-onward 992 Carrera GTS, Carrera 4 GTS, Turbo and Turbo S with rear axle steering, usually stored together with C11D1F5. This code is most commonly reported on 2025-2026 Porsche 911 (Carrera GTS, Carrera 4 GTS, Turbo, Turbo S).
Common Causes
Diagnostic Tools
C1445 does not use the standard P/B/C/U prefix. It may be a manufacturer-specific code, so verify that a scanner supports your exact year, model and module before buying.
FAQ
What does C1445 mean?
C1445 stands for "Rear Axle Steering - Malfunction of Right Servo Motor." The rear axle steering control unit has detected a malfunction of the right-hand rear steering servo motor - the motor is not responding correctly to commands or its feedback is implausible. Rear-axle steering is shut down and the rear wheels are held straight. Porsche Technical Information 07/25 (ENU 4883) documents C1445F2 "Malfunction of right servo motor (000015)" on 2025-onward 992 Carrera GTS, Carrera 4 GTS, Turbo and Turbo S with rear axle steering, usually stored together with C11D1F5.
What are the most common causes of C1445?
The most common causes of C1445 are: Rear axle steering control unit software - Porsche's remedy is re-programming with PIWIS Tester release 43.200.031 or higher (labor op 48832500), Failed right rear servo motor or its position sensor, Wiring, connector, or ground fault at the right rear actuator, Low system voltage during dynamic driving. The specific cause varies by vehicle.
How much does it cost to fix C1445?
Repair costs vary widely depending on the root cause and vehicle.
Which vehicles are affected by C1445?
Au7o has documented C1445 across 1 vehicle models from 1 manufacturers: Porsche.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.