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B16D800 — Ignition module lid lock on front passengerʼs side - equipment fault

Ignition module lid lock on front passengerʼs side - equipment fault. 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 B16D800

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear B16D800

  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 B16D800 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 Airbag

B16A901Igniter for interaction airbag 2nd row, driver side, Electrical error
B16A911Igniter for interaction airbag 2nd row, driver side, Short circuit to ground
B16A912Igniter for interaction airbag 2nd row, driver side, Short circuit to B+
B16A91AIgniter for interaction airbag 2nd row, driver side, Resistance too low
B16A91BIgniter for interaction airbag 2nd row, driver side, Resistance too high
B16A953Igniter for interaction airbag 2nd row, driver side, Deactivated
B16D801Ignition module lid lock on front passengerʼs side - electrical fault
B16D811Ignition module lid lock on front passengerʼs side - short circuit to ground
B16D812Ignition module lid lock on front passengerʼs side - short circuit to B+
B16D81AIgnition module lid lock on front passengerʼs side - resistance too low
B16D81BIgnition module lid lock on front passengerʼs side - resistance too high
B16E200Igniter for deactivation of A/C system 1

All 723 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.