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P1D5800 — Number of cell modules implausible

Number of cell modules implausible. The Taycan 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 P1D5800

Porsche Taycan

How to read and clear P1D5800

  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 P1D5800 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 Battery Energy Control Module

P1B3D00Control unit – Function limitation
P1CA800Crash signal monitoring, failed
P1D0100Warning: Capacity jump
P1D5400Contactor – current draw implausible
P1D5500Current detection defective
P1D5700High voltage battery, cell voltage difference too high
P1D5900Current/voltage sensor defective
P1D5A00Current/voltage sensor defective
P1D5B00Current/voltage sensor defective
P1D5C00Current/voltage sensor defective
P1D5D00Current/voltage sensor defective
P1D5E00Current/voltage sensor defective

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.