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C105231 — Left rear tire pressure monitoring sensor, No signal

Left rear tire pressure monitoring sensor, No signal. 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 C105231

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear C105231

  1. Plug a standard ENET (Ethernet-to-OBD) cable into your Porsche's OBD port and your Mac or Windows PC.
  2. Open STEUER14, pick your car and run a fault scan: every control unit is read, and C105231 shows with its status, its full description and the freeze frame when the unit stores one.
  3. 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 →

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Other codes of the Tyre Pressure Monitor

C105104Right front tire pressure monitoring sensor, Faulty
C105116Right front tire pressure monitoring sensor, Voltage too low
C105131Right front tire pressure monitoring sensor, No signal
C1051F0Sensor for tire pressure front right, Function restriction due to high temperature
C105204Left rear tire pressure monitoring sensor, Faulty
C105216Left rear tire pressure monitoring sensor, Voltage too low
C1052F0Left Rear Tire Pressure Monitoring Sensor, Function restriction due to high temperature
C105304Right rear tire pressure monitoring sensor, Faulty
C105316Right rear tire pressure monitoring sensor, Voltage too low
C105331Right rear tire pressure monitoring sensor, No signal
C1053F0Right Rear Tire Pressure Monitoring Sensor, Function restriction due to high temperature
C105400Left front tire, Tire pressure warning - too low

All 61 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.