122-J6C6N-01

Service
Technical Information
157/18 ENU
WJ85
4
WJ85 - Retrofitting Connecting Plates on the Rear Brake Calipers (Workshop Campaign)
Model Line:
Cayenne (9YA)
Model Year:
2019
Equipment:
2-piston aluminum monobloc fixed-caliper brakes, rear
Subject:
Brake calipers on rear axle
Information:
There is a possibility that brake noises will come from the rear brake system while braking at
low deceleration on the affected vehicles.
Customers may regard these brake noises as an acoustic defect.
Remedial
Action:
Retrofit connecting plates on the rear brake calipers.
Affected
Vehicles:
Only the vehicles assigned to the campaign (see also PIWIS Vehicle information). This campaign affects
1,866 vehicles in North America.
Parts required
Parts Info:
Please note: Parts for this campaign will be automatically allocated for up to 30% of the vehicles that
are serviced at your dealership. A second allocation will be provided at a later date once sufficient
parts available. If more parts needed before next allocation, please order if necessary by emailing
[email protected].
Part No.
Designation
– Use
Qty.
9Y0615409
 Connecting plate
4 ea.
9A700758500
 Cheese head bolt, M12 x 1.5 x 85
– Brake caliper
4 ea.
Required tools
Tools:
•
•
•
Torque wrench, 6 – 50 Nm (4.5 – 37 ftlb.), e.g. V.A.G 1331A - Torque wrench, 6-50 Nm (4.5-37
ftlb.) (or locally available equivalent)
Torque wrench, 40 – 200 Nm (30 – 148 ftlb.), e.g. V.A.G 1332 - Torque wrench, 40-200 Nm
(30-148 ftlb.) (or locally available equivalent)
9472 - Brake piston resetting fixture
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Dec 21, 2018
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Technical Information
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Retrofitting connecting plates on the rear brake calipers
Work Procedure: 1
Raise the vehicle on a lifting platform  Workshop Manual '4X00IN Lifting the vehicle'.
2
Remove rear wheels  Workshop Manual '440519 Removing and reinstalling wheel'.
3
Remove rear disc brake pads. For instructions, see  Workshop Manual '463856 Replacing rear
disc brake pads'.
4
Reset brake pistons using 9472 - brake piston reset tool.
5
Retrofit connecting plates on both brake calipers.
5.1
Coat O-rings  Connecting plates on brake caliper -2- on the connecting plate 
Connecting plates on brake caliper -1- with some water to make it easier to press it into the
brake caliper.
5.2
Press connecting plates  Connecting plates on brake caliper -1- fully as far as they will
go into both brake pistons  Connecting plates on brake caliper -3- ( Connecting plates
on brake caliper -arrow A-). When doing this, only exert pressure on the center of the
connecting plate  Connecting plates on brake caliper -arrow a-.
5.3
Pull protective paper off the connecting plate  Connecting plates on brake caliper -1-.
Connecting plates on brake caliper
Dec 21, 2018
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AfterSales
Service
Technical Information
157/18 ENU
WJ85
4
Information
The mounting plates of the disc brake pads must be clean
and free of grease.
If necessary, clean the area on the mounting plates 
Mounting plate of disc brake pad -1- that comes into
contact with the connecting plate with brake cleaner.
6
Install the rear disc brake pads you removed earlier.
For instructions, see  Workshop Manual '463856
Replacing rear disc brake pads'.
7
Fit disc brake pads on the brake discs by pressing the
brake pedal several times until the pressure point of
the brake pedal has returned to normal.
Mounting plate of disc brake pad
8
Carry out a visual inspection of the brake fluid level and correct the brake fluid level if necessary.
The brake fluid level must be between the MIN and MAX markings. For instructions, see Workshop
Manual 470855 Replacing brake fluid.
9
Install rear wheels  Workshop Manual '440519 Removing and reinstalling wheel'.
10 Remove the vehicle from the lifting platform.
11 Enter the campaign in the Warranty and Maintenance booklet.
Scope:
Working time:
Labor time: 103 TU
Retrofitting connecting plates on the rear brake calipers
Includes:
Raising and lowering the vehicle
Removing and installing rear wheels
Removing and installing rear disc brake pads
Checking brake fluid level
Parts required:
9Y0615409
Connecting plate
4 ea.
9A700758500
Cheese head bolt, M12 x 1.5 x 85
4 ea.
 Damage Code WJ85 066 000 1
AfterSales
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Technical Information
157/18
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.
© Porsche Cars North America, Inc.
Dec 21, 2018
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AfterSales