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P0AF500 — Inverter, temperature sensor 2 – short circuit to B+

Inverter, temperature sensor 2 – short circuit to B+. 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 P0AF500

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear P0AF500

  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 P0AF500 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 →

Download STEUER14 — free fault reading

Other codes of the Drive Motor Control Module

P0AA100Hybrid/EV Battery Positive Contactor Circuit, Stuck Closed
P0AEE00Inverter, temperature sensor – signal implausible
P0AEF00Inverter, temperature sensor – short circuit to ground
P0AF000Inverter, temperature sensor – short circuit to B+
P0AF300Inverter, temperature sensor 2 – signal implausible
P0AF400Inverter, temperature sensor 2 – short circuit to B+
P0AFA00High-voltage system - voltage too low
P0AFB00High-voltage system - voltage too high
P0BD200Inverter, temperature sensor 2 – signal implausible
P0BD300Inverter, temperature sensor 3 – short circuit to ground
P0BD400Inverter, temperature sensor 3 – short circuit to B+
P0BE600Electric machine, phase U current sensor – signal implausible

All 143 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.