# Service bulletin No. 2104

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10186452
- Published by NHTSA: 2021\-02\-01
- Manufacturer's number: No. 2104
- Manufacturer's date: 2021\-01\-20
- NHTSA component: FORWARD COLLISION AVOIDANCE; BACK OVER PREVENTION

## NHTSA's summary

Special tools information on a front and rear corner radar calibration tool.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186452-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186452-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Driver assistance, Backup camera

## Vehicles listed

- 2020 to 2021 PORSCHE TAYCAN

## Recalls for the same vehicles and component

- [25V896000](/recalls/nhtsa/25V896000.md), 2025-12-19: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
- [22V404000](/recalls/nhtsa/22V404000.md), 2022-06-08: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)

## Other bulletins for the same vehicles and component

- [No. 11\-25\-4](/bulletins/11037046.md), 2026-09-04, Service bulletin: FORWARD COLLISION AVOIDANCE: WARNINGS; LANE DEPARTURE: ASSIST; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. Technical Information for White Messages Regarding Driver Assistance Systems in Conjunction with Passive Fault Memory Entries in the ZFAS Control Unit
- [ASB2](/bulletins/11035744.md), 2026-08-05, Service campaign: ELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS. Re\-Programming Assistance System Control Unit \(Stop Delivery/Recall Campaign\)
- [03/26 9102](/bulletins/11034786.md), 2026-07-07, Service bulletin: ELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS. Complaint Regarding the Camera View \(Real Top View\) in the PCM Central Display \(03/26\)
- [PIWIS2301ar](/bulletins/10240397.md), 2023-08-03, Service bulletin: BACK OVER PREVENTION:SOFTWARE. Information for PIWIS tester updates 42.000.050 \& .051
- [PIWIS2301aq](/bulletins/10240389.md), 2023-08-03, Service bulletin: BACK OVER PREVENTION:SOFTWARE. Information for PIWIS tester update 42.000.048
- [No. 19\-21](/bulletins/10189706.md), 2021-04-02, Service bulletin: BACK OVER PREVENTION. Instructions on how to fix a blurred camera image of the reverse camera, or water stains on the lens.
- [No. 131\-20](/bulletins/10179260.md), 2020-09-02, Service bulletin: BACK OVER PREVENTION: CAMERA SYSTEM; EQUIPMENT:ELECTRICAL. Instructions for checking the rear wire harness in the event that the reversing camera spray nozzle does not function.

JSON: [/v1/bulletins/10186452](/v1/bulletins/10186452)

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