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B104700 — Front passenger side third row seat belt switch

Front passenger side third row seat belt switch. 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 B104700

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear B104700

  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 B104700 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 Airbag

B104600Center third row seat belt switch
B104601Center third row seat belt switch, Electrical error
B104611Center third row seat belt switch, Short circuit to ground
B104612Center third row seat belt switch, Short circuit to B+
B104613Center third row seat belt switch, Open circuit
B104629Center third row seat belt switch, Implausible signal
B104701Front passenger side third row seat belt switch, Electrical error
B104711Front passenger side third row seat belt switch, Short circuit to ground
B104712Front passenger side third row seat belt switch, Short circuit to B+
B104713Front passenger side third row seat belt switch, Open circuit
B104729Front passenger side third row seat belt switch, Implausible signal
B1071F0Belt tensioner crash data, stored

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.