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P293600 — Temperature sensor for medium-temperature circuit (TW9) – open circuit

Temperature sensor for medium-temperature circuit (TW9) – open circuit. The Taycan, 911 (992), 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 P293600

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear P293600

  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 P293600 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 Thermal Management

P26F500Coolant pump (P8, P3), short circuit to ground or open circuit
P26F600Coolant pump (P8, P3), short circuit to B+
P26F800Coolant pump (P8) – blocked
P26F900Coolant pump (P8, P3), temperature too high
P26FA00Coolant pump (P8, P3), dry run
P26FD00Electric air-conditioning compressor (V470) - control unit, error
P293700Temperature sensor for medium-temperature circuit (TW9) – signal implausible
P293800Temperature sensor for medium-temperature circuit (TW9) – short circuit to ground
P293900Temperature sensor for medium-temperature circuit (TW9) – short circuit to B+
P2AFC00Temperature sensor for medium-temperature circuit (TW9) – open circuit
P2AFD00Temperature sensor for medium-temperature circuit (TW9) – signal implausible
P2AFE00Temperature sensor for medium-temperature circuit (TW9) – short circuit to ground

All 636 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.