NHTSA ID Number: 10189930
Manufacturer Communication Number: WMB6
TSB/Document Date: 2021-04-06
Summary
Porsche
intranet posting with information on Workshop campaign WMB6 with active customer contact -Replacing high-voltage charger.
4/1/2021
WMB6 Workshop campaign with active customer con... | PPN Portal
WMB6 Workshop campaign
with active customer contact Replacing high-voltage charger…
Version 1
WMB6 Workshop campaign with active customer contact Replacing high-voltage charger (OBC)
Additional information
Before carrying out this campaign, check whether other campaigns must be carried out on the
relevant vehicles. On vehicles a ected by campaign WMA6 - Updating so ware for various control
units (VR12.1.1) in addition to this campaign, always make sure that campaign WMA6 is also carried
out a er carrying out this campaign.
Please nd attached a worldwide vehicle list for campaign WMB6, which now also shows the vehicles
allocated to campaign WMA6.
Overview
https://ppn.porsche.com/portal/docs/DOC-352863
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4/1/2021
WMB6 Workshop campaign with active customer con... | PPN Portal
There is a possibility that the high-voltage charger (OBC) does not meet the speci cations on the
a ected vehicles.
This can cause the AC charging function to fail.
The a ected high-voltage chargers (OBC) must therefore be replaced.
Within the market area for which you are responsible, please arrange for this measure to be carried out
on the a ected vehicles
immediately.
Model type
Taycan (Y1A)
Model year
2021
Vehicle speci cations
19.2 kW on-board AC charger (I-no. KB4)
Number
1
VIN
WP0AB2Y14MSA42403
Last Servicing Dealer
4500564
Customer noti cation
Once parts are available, we would ask that you please inform your customer of this a ected vehicle by
phone about this workshop campaign and to arrange an appointment to have the measure carried out.
When talking to customers, please use the information from the "Overview" section when describing
the issue.
On vehicles a ected by campaign WMA6 - Updating so ware for various control units (VR12.1.1) in
addition to this campaign, the information about campaign WMA6 must also be used for describing
the issue:
In addition to replacing the high-voltage charger (OBC), a so ware update with improvements for
Porsche Communication Management (PCM), charging functions and driving comfort is available.
Parts required
Part No.
Designation
Quantity/vehicle
Parts return*
9J1915681AK
High-voltage battery
charger (OBC), 19.2
kW
- Vehicles with
charging socket Combi
1 (NAR) (I-no. ES6)
1 ea.
No
https://ppn.porsche.com/portal/docs/DOC-352863
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WMB6 Workshop campaign with active customer con... | PPN Portal
Part No.
Designation
Quantity/vehicle
Parts return*
PAF106825
Cheese head bolt, M8
x 50
4 ea.
No
* The parts must be stored until such a time as the related warranty or campaign claim has been
credited. If a barcode is generated with the credit note, the a ected part must be sent to Porsche AG
as usual. If no barcode is generated with the credit note, the part can go directly into the genuine
remanufactured parts process or be scrapped.
Required materials
Part No.
Designation
Quantity/vehicle
00004330516
Coolant additive, 20-litre
container
As much as required (approx. 1
litre required per vehicle)
Ordering required parts
Please place an order for this part via PRMS for release and reference campaign WMB6.
Warranty processing
Scope 1: Replacing high-voltage charger (OBC)
Vehicles with charging socket Combi 1 (NAR) (I-no. ES6)
Damage code
WLM6 66 000
Repair code
2
Working time
640 TU
Please enter the campaign that was carried out in the Warranty and Maintenance booklet for the
vehicle.
Porsche Mobility
If requested, the mobility of the a ected customer can be guaranteed by o ering a suitable
replacement vehicle.
Please invoice this additional service with the campaign scope via WWS.
Further information
Work instruction
https://ppn.porsche.com/portal/docs/DOC-352863
TI No. 37/20, Group 2, Service, WLM6
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Vehicle list and allocation
See PCSS or attached VIN list for reference
Technical Information
See PCSS or A ersales Document Database for
reference
WMB6 VIN list.xlsx
8.1 KB
(42 views)
Created by Ryan Cooney on Mar 3, 2021 11:23 PM. Last modi ed by Ryan Cooney on
Mar 4, 2021 12:02 AM.
Categories: Taycan, Workshop Campaigns
Content and Topics
Tags : taycan, y1a, wmb6, waak, year m
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TSB/Document ID: WMB6
Replacement Service Bulletin Number:
MFR Communication Date: 2021-03-03
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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