122-P3D8Y-09

2
Bulletin #: 1806
Advanced Technical Information
Part ID: 2048
Macan (95B) Leak Diagnosis Pressure Switch—Particular Replacement Parts May Be Faulty
Vehicles Affected
Model
Model Year
Model Type
VIN Range
Vehicle-Specific Equipment
Macan
2015-2018
95B
N/A
N/A
Revision History
Revision
Release Date
Changes
0
August 16, 2018
Original document
Condition
	When part 9A7 906 253 00 (pressure switch, similar to figure 1) is ordered, the
technician may receive one of two different versions of this part. These parts will
be marked with either of these two auxiliary part numbers:
8K0 906 253 K
8K0 906 253 L
	If the technician installs 8K0 906 253 K, DME fault P202400 (Tank leakage
diagnosis module: signal line) will set and possibly illuminate the MIL.
If the technician installs 8K0 906 253 L, the system operates as designed.			
Figure 1
Service Information
	There was a parts supply error and incorrect parts were stocked. An order to correct this error has been initiated and
the stock will be clean soon.
	Upon receipt of the pressure switch, make sure to look for the auxiliary part number. Do not install parts with auxiliary part number 8K0 906 253 K. File a PTAR and request assistance from PCNA.
Search Items
Leak; leakage; pressure; switch P202400; P2024; MIL; breakdown
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.
©2018 Porsche Cars North America, Inc.
TQID298
AfterSales
August 16, 2018
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