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U13E300 — CONCLUSION Identification, implausible

CONCLUSION Identification, implausible. 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 U13E300

Porsche Taycan

Battery Energy Control ModuleMatrix Headlamp LeftMatrix Headlamp RightInstrument ClusterDC/DC ConverterDrive Motor Control ModuleEngine Control Module 1Front Assist CameraInformation Control UnitOTA Function Control UnitRoll Control System

Porsche 911 (992)

Beamer Module Matrix Headlamp LeftBeamer Module Matrix Headlamp RightKombi LGZFAS (Zentrales Fahrer Assistenz System)MIB2 (Zentralrechner)

Porsche Panamera (971, 2017–2023)

MIB2 (Zentralrechner)

Porsche Panamera (972, 2024–)

Beamer Module Matrix Headlamp LeftBeamer Module Matrix Headlamp RightKombi LGZFAS (Zentrales Fahrer Assistenz System)MIB3 (Zentralrechner)eAWS1 (elektrische Aktive Wank Stabilisierung 1)

Porsche Cayenne (9YA)

Beamer Module Matrix Headlamp LeftBeamer Module Matrix Headlamp RightKombiZFAS (Zentrales Fahrer Assistenz System)MIB2 (Zentralrechner)

How to read and clear U13E300

  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 U13E300 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 Battery Energy Control Module

U110E00Coding
U111400Component protection – authentication failed (GFA)
U112100Data bus - missing message
U112200Data bus - implausible message
U112300Data bus – fault value received
U113A00Charging device for high voltage battery, implausible message
U140000Function restriction – supply voltage too low
U140100Function restriction – supply voltage too high
U178000Current/voltage sensor defective
U178100High voltage battery, sensor for current measurement, signal implausible
U300000Relay for thermal management components (SR6.2) – short circuit to ground

All 198 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.