Service

Technical Information

37/17

ENU

4316

4

Symptom - Body exterior - Front of vehicle too low and warning message "Levelling
system" (I-no. 1BK): Re-programming PASM control unit (37/17)
Model LIne:

Panamera (971)

Model Year:

2017

Equipment:

Levelling system (I-no. 1BK)

Subject:

Front air bellows

Symptom:

After the vehicle has been parked for a long time at temperatures below 5° F (-15° C), the
chassis can be lowered fully at the front axle.
A yellow warning message  Warning messages -1- indicating extreme level and after approx. 60
seconds, a red warning message  Warning messages -2- indicating that the filling time has been
exceeded can appear in the instrument cluster.

Warning messages
Cause:

Minor leaks can occur in an air suspension system, depending on the type.
Particularly at cold outside temperatures, more time may be needed to fill the air bellows.
A red warning message appears in the instrument cluster and the system interrupts the filling process.

Remedial
action:

Re-program PASM control unit, see  Workshop Manual '431655 Replacing PASM control
unit'
This increases the time delay before the "Filling time exceeded" fault entry from 60 to 360 seconds.

Date of
Introduction:

The updated software is used for all vehicles as of production date February 22, 2017.

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AfterSales

Jul 14, 2017
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4

Service
4316

Tools:

ENU

Technical Information

37/17

9900 - PIWIS Tester III with software version 34.840.00 (or higher) installed.
Battery charger with a current rating of at least 90 A, e.g. VAS 5908 - Battery charger, 90 A

Invoicing:

The work involved is invoiced under the labor operation:

APOS

Labor operation

I No.

43165500

Programming PASM control unit

9VJ "BURMESTER HIGH-END SOUND SYSTEM"
9VL "BOSE PREMIUM SOUND SYSTEM"

APOS

Labor operation

I No.

43165502

Programming PASM control unit

9VJ "BURMESTER HIGH-END SOUND SYSTEM"
9VL "BOSE PREMIUM SOUND SYSTEM"

For invoicing and documentation using PQIS, enter the following coding:
Location (FES5)

43160

PASM control unit

Damage type (SA4)

9739

Software update for improved customer satisfaction

References:

 Workshop Manual '431655 Replacing PASM control unit'

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
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correct part numbers. 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.
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