Service

Technical Information

14/22

ENU

9152

9

The Message “Activation was completed” Appears Repeatedly on the PCM Screen: Restore
Gateway (14/22)
Revision:

This bulletin replaces bulletin Group 9 14/22, dated March 8, 2022.

Model Year:

2022

Model Line:

Cayenne (9YA/9YB)

Country/Market:

•

Equipment:

Mirrorlink (M no. 9WT)
Mirrorlink with preliminary set-up of Rear Seat Entertainment (M no. 9WU)

Concerns:

Porsche Communication Management (PCM)

Information:

Customers are complaining about the recurring message “Activation was completed” on the PCM screen.
The message appears after each PCM start or after it has woken up from bus idle. This is caused by a
runtime error in the communication between the PCM screen and the central computer.

USA/Canada (NAR)

Action required: In the event of a complaint, restore the gateway using the PIWIS Tester.

Required tools - Cayenne (9YA/9YB)
Tool:
Information
The Cayenne is equipped as standard with a lithium starter battery, which must only be charged using
suitable battery chargers.
For further information about the battery chargers to be used, see the corresponding Workshop
Manual.  Workshop Manual '2706IN Load general information on the 12-volt lithium-ion battery' and 
Workshop Manual '270689 battery, vehicle electrical system'
•
•

9900 - PIWIS Tester 3
Battery charger with a current rating of at least 90 A, e.g. VAS 5908 battery charger 90A.

Preparatory work - Cayenne (9YA/9YB)
Work procedure: 1

Connect a suitable battery charger with a current rating of at least 90 A, e.g. battery charger
90A, to the jump-start terminals in the luggage compartment and switch it on.  Workshop Manual
'270689 Charging vehicle electrical system and battery'

AfterSales

May 25, 2022
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9

Service
9152

ENU

Technical Information

14/22

2

Place driver’s key in emergency start tray.

3

9900 - Connect PIWIS Tester 3 to the vehicle
communication interface module (VCI) via the USB
cable. Then connect the communication module to
the vehicle and switch on the PIWIS Tester.

4

Switch on ignition.

5

On the PIWIS Tester start screen, call up the 'Diagnostics' application.
The vehicle type is then read out, the diagnostic application is started and the control unit selection screen
is populated.

Emergency start tray

Restoring gateway
Work procedure: 1

2

Restore gateway:
1.1

Open ‘Additional menu’ by pressing •F7“.

1.2

Select menu item 'Function enable' and press •F12“ (‘Next’) to confirm.

1.3

Select 'Update functions (gateway)' sequence and press •F12“ ‘Next’ to confirm.

1.4

Follow the instructions on the PIWIS Tester.

Reading out and erasing fault memories.

Concluding work
Work procedure: 1

Switch off ignition.

2

9900 - PIWIS Tester 3 must now be disconnected from the vehicle.

3

Remove the driver’s key from the emergency start tray.

4

Disconnect the battery charger.

Invoicing
For documentation and warranty invoicing, enter the working position and PCSS encryption specified
below in the warranty claim:
APOS

Labor operation

91522501

Programming central computer

May 25, 2022
Page 2 of 3

I No.

AfterSales

Service

Technical Information

14/22

ENU

9152

9

PCSS encryption:
Location (FES5)

91520

Central computer

Damage type (SA4)

1614

Function not as specified

References:

 Workshop Manual '270689 Charging battery/vehicle electrical system'

Important Notice: Technical Bulletins issued by Porsche Cars North America, Inc. are intended only for use by professional automotive technicians who have attended Porsche service training
courses. They are written to inform those technicians of conditions that may occur on some Porsche vehicles, or to provide information that could assist in the proper servicing of a vehicle. Porsche special
tools may be necessary in order to perform certain operations identified in these bulletins. Use of tools and procedures other than those Porsche recommends in these bulletins may be detrimental to the
safe operation of your vehicle, and may endanger the people working on it. Properly trained Porsche technicians have the equipment, tools, safety instructions, and know-how to do the job properly and
safely. Part numbers listed in these bulletins are for reference only. The work procedures updated electronically in the Porsche PIWIS diagnostic and testing device take precedence and, in the event of a
discrepancy, the work procedures in the PIWIS Tester are the ones that must be followed.

© 2022 Porsche Cars North America, Inc.

AfterSales

May 25, 2022
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