No. 210-21-1

Service Bulletin Details

Public Details for: No. 210-21-1

Engine symptom - loose/broken screws and oil leaks in the area of the chain housing cover and/or camshaft phaser.


- 2018 - 2017 - 2016 - 2015 - 2014 - 2013 - 2012 - 2011 -

Models from 2018
2018 PORSCHE CAYENNE
Models from 2017
2017 PORSCHE CAYENNE
Models from 2016
2016 PORSCHE CAYENNE
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2015 PORSCHE CAYENNE
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Models from 2012
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2011 PORSCHE CAYENNE 
Symptom-based workshop manual
Service
210/21 ENU
1533
1
Engine Symptom - Loose/Broken Screws and Oil Leaks in the Area of the Chain Housing
Cover and/or Camshaft Phaser (SY 210/21)
Revision:
This bulletin replaces bulletin WTY 2000.2, dated March 30, 2021.
Model Year:
As of 2011 up to 2018
Model Series:
Cayenne (92A)
Concerns:
Chain housing cover and camshaft phaser
Symptom:
Oil leak at the chain housing cover and/or camshaft phaser or a loose or broken screw in the chain
housing cover.  Screws for chain housing cover
Information
Definition and procedure for oil leaks:
•
Oil sweating: Oil is visible; however, the amount of oil emerging is does not form drops of oil. There
are no traces of oil on adjacent components. No further action is required in this case.
•
Drops of oil: A significant amount of oil is clearly visible; the emerging oil forms drops of oil. There
are also traces of oil on adjacent components. In this case, the oil leak must be located and
remedied.
Screws for chain housing cover
Possible
Causes:
•
•
•
•
Loose or broken screw in the chain housing cover
Leak in the chain housing cover
Leak on cylinder head cover
Leak in the camshaft phaser
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Remedial
Action:
ENU
Symptom-based workshop manual
210/21
Select the required remedial action depending on the type of problem.
•
Problem 1: Loose or broken screws in the chain housing cover without an oil leak. For remedial
action, see:  Technical Information 'Problem 1: Loose or broken screws in the chain housing cover
without an oil leak'
•
Problem 2: Loose or broken screws in the chain housing cover with an oil leak. For remedial action,
see:  Technical Information 'Problem 2: Loose or broken screws in the chain housing cover with an
oil leak'
•
Problem 3: Oil leak in the area of the camshaft phaser. For remedial action, see:  Technical Information 'Problem 3: Oil leak in the area of the camshaft phaser'
•
Problem 4: Oil leak around the cylinder head cover. For remedial action, see:  Technical Information 'Problem 4: Oil leak around the cylinder head cover'
•
Problem 5: Oil leak in the area of the chain housing cover, remedial action 1, 2, 3 or 4 already
performed. For remedial action, see:  Technical Information 'Problem 5: Oil leak in the area of the
chain housing cover, remedial action 1, 2, 3 or 4 already performed'
Parts required
Parts Info:
Part No.
Designation
– Location
Number
N 91097101
 Steel screw, M6 x 30
– Chain housing cover
2 ea.
99902519330
 Aluminium washer
– Chain housing cover
2 ea.
Preparatory work
Work Procedure: 1
Mar 2, 2022
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Remove air cleaner housing cover.
For instructions, see:  Workshop Manual '242455 Replacing air-cleaner element'
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Symptom-based workshop manual
Service
210/21 ENU
1533
1
Holder for electric line
2
Unclip holder  Holder for electric line -1- for the electric line on the left cylinder head cover.
Problem 1: Loose or broken screws in the chain housing cover without an oil leak
Work
Procedure:
Sample illustration: Loose/broken screw
in the chain housing cover
Information
If an oil leak is evident, continue with  Technical Information '242455 Problem 2: Loose or broken
screws in the chain housing cover with an oil leak'.
1
Take photos of the complaint for PCSS.  Sample illustration: Loose/broken screw in the chain
housing cover
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210/21
Symptom-based workshop manual
Screws for chain housing cover
2
Replace screws  Screws for chain housing cover -1, 2- with specified steel screws and aluminium
washers. Tightening torque 10 Nm (7.4 ftlb.)
Information
If the screw has broken off, clean the screw hole thoroughly and unscrew the broken screw using a
suitable screwdriver.
Holder for electric line
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3
Clip in holder  Holder for electric line -1- for the electric line on the left cylinder head cover.
4
Install air cleaner housing cover.
For instructions, see:  Workshop Manual '242455 Replacing air-cleaner element'
5
Perform a test drive.
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210/21 ENU
1
Check the engine for oil leaks in the area of the chain housing cover.
Assessment
Invoicing:
1533
Action
( )
No oil leaks found.
 End of remedial action.
(✗)
If oil leaks are found in the area of the
chain housing cover despite having
replaced screws.
 Continue with Problem 5.  Technical Information '242455 Problem 5: Oil leak in the area of
the chain housing cover, remedial action 1, 2, 3 or 4
already performed'
For documentation and warranty invoicing, enter the labor operation and PCSS encryption specified
below in the warranty claim:
APOS
Labor operation
15334900
Rework chain housing cover
I No.
PCSS encryption:
Location (FES5)
15332
Fastening screw for the chain housing cover
Damage type (SA4)
1511
breakage
Problem 2: Loose or broken screws in the chain housing cover with an oil leak
Work
Procedure:
Information
•
Oil leaks must be clearly identifiable and reproducible
•
Engine oil and coolant must have reached operating temperature during a test drive
1
Take photos of the complaint for PCSS.  Sample
illustration: Loose/broken screw in the chain housing
cover
2
Clean the chain housing cover and oily areas using a
suitable cleaning agent.
Sample illustration: Loose/broken
screw in the chain housing cover
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210/21
Symptom-based workshop manual
Screws for chain housing cover
3
Replace screws  Screws for chain housing cover -1, 2- with specified steel screws and aluminium
washers. Tightening torque 10 Nm (7.4 ftlb.)
Information
If the screw has broken off, clean the screw hole thoroughly and unscrew the broken screw using a
suitable screwdriver.
4
Apply leak-locating spray or powder to suspected leakage points.
Holder for electric line
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5
Clip in holder  Holder for electric line -1- for the electric line on the left cylinder head cover.
6
Install air cleaner housing cover.
For instructions, see:  Workshop Manual '242455 Replacing air-cleaner element'
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Symptom-based workshop manual
210/21 ENU
7
Perform a test drive.
8
Check the engine for oil leaks in the area of the chain housing cover.
Assessment
Invoicing:
1533
1
Action
( )
No oil leaks found.
(✗)
Oil leaks found in the area of the camshaft  Continue with Problem 3.  Technical Inforphaser.
mation '242455 Problem 3: Oil leak in the area of
the camshaft phaser'
(✗)
Oil leaks found in the area of the cylinder
head cover.
 Continue with Problem 4.  Technical Information '242455 Problem 4: Oil leak around the
cylinder head cover'
(✗)
If oil leaks are found in the area of the
chain housing cover despite having
replaced screws.
 Continue with Problem 5.  Technical Information '242455 Problem 5: Oil leak in the area of
the chain housing cover, remedial action 1, 2, 3 or 4
already performed'
 End of remedial action.
For documentation and warranty invoicing, enter the labor operation and PCSS encryption specified
below in the warranty claim:
APOS
Labor operation
15334900
Rework chain housing cover
I No.
PCSS encryption:
Location (FES5)
15332
Fastening screw for the chain housing cover
Damage type (SA4)
1511
breakage
Problem 3: Oil leak in the area of the camshaft phaser
Work
Procedure:
Information
•
Oil leaks must be clearly identifiable and reproducible
•
Engine oil and coolant must have reached operating temperature during a test drive
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210/21
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1
Take photos of the complaint for PCSS.  Sample
illustration: Oil leak in the camshaft phaser
2
Clean the camshaft phaser and oily areas using a
suitable cleaning agent.
Sample illustration: Oil leak in
the camshaft phaser
Screws for chain housing cover
3
Replace screws  Screws for chain housing cover -1, 2- with specified steel screws and aluminium
washers. Tightening torque 10 Nm (7.4 ftlb.)
Information
If the screw has broken off, clean the screw hole thoroughly and unscrew the broken screw using a
suitable screwdriver.
4
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Apply leak-locating spray or powder to suspected leakage points.
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Symptom-based workshop manual
210/21 ENU
1533
1
Holder for electric line
5
Clip in holder  Holder for electric line -1- for the electric line on the left cylinder head cover.
6
Install air cleaner housing cover.
For instructions, see:  Workshop Manual '242455 Replacing air-cleaner element'
7
Perform a test drive.
8
Check the engine for oil leaks in the area of the chain housing cover and camshaft phaser.
Assessment
Invoicing:
Action
( )
No oil leaks found.
 End of remedial action.
(✗)
Oil leaks found in the area of the cylinder
head cover.
 Continue with Problem 4.  Technical Information '242455 Problem 4: Oil leak around the
cylinder head cover'
(✗)
If oil leaks are found in the area of the
chain housing cover despite having
replaced screws.
 Continue with Problem 5.  Technical Information '242455 Problem 5: Oil leak in the area of
the chain housing cover, remedial action 1, 2, 3 or 4
already performed'
(✗)
Oil leaks found at the camshaft phaser.
 Remedy any oil leaks at the camshaft phaser.
For documentation and warranty invoicing, enter the labor operation and PCSS encryption specified
below in the warranty claim:
APOS
Labor operation
15900100
Check camshaft housing seal
I No.
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Symptom-based workshop manual
PCSS encryption
Location (FES5)
15900
Camshaft-housing seal
Damage type (SA4)
5043
oil loss
Problem 4: Oil leak around the cylinder head cover
Work
Procedure:
Information
•
Oil leaks must be clearly identifiable and reproducible
•
Engine oil and coolant must have reached operating temperature during a test drive
1
Take photos of the complaint for PCSS.  Sample
illustration: Oil leak on cylinder head cover
2
Clean the cylinder head cover and oily areas using a
suitable cleaning agent.
Sample illustration: Oil leak on
cylinder head cover
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Symptom-based workshop manual
210/21 ENU
1533
1
Screws for chain housing cover
3
Replace screws  Screws for chain housing cover -1, 2- with specified steel screws and aluminium
washers. Tightening torque 10 Nm (7.4 ftlb.)
Information
If the screw has broken off, clean the screw hole thoroughly and unscrew the broken screw using a
suitable screwdriver.
4
Apply leak-locating spray or powder to suspected leakage points.
Holder for electric line
5
Clip in holder  Holder for electric line -1- for the electric line on the left cylinder head cover.
6
Install air cleaner housing cover.
For instructions, see:  Workshop Manual '242455 Replacing air-cleaner element'
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210/21
7
Perform a test drive.
8
Check the engine for oil leaks in the area of the chain housing cover and cylinder head cover.
Assessment
Invoicing:
Action
( )
No oil leaks found.
 End of remedial action.
(✗)
If oil leaks are found in the area of the
chain housing cover despite having
replaced screws.
 Continue with Problem 5.  Technical Information '242455 Problem 5: Oil leak in the area of
the chain housing cover, remedial action 1, 2, 3 or 4
already performed'
(✗)
Oil leaks found on the cylinder head
cover.
 Repair any oil leaks on the cylinder head cover.
For documentation and warranty invoicing, enter the labor operation and PCSS encryption specified
below in the warranty claim:
APOS
Labor operation
15820100
Check the cylinder head cover
I No.
PCSS encryption:
Location (FES5)
15820
Cylinder head cover
Damage type (SA4)
5043
oil loss
Problem 5: Oil leak in the area of the chain housing cover, remedial action 1, 2, 3 or 4 already
performed
Work
Procedure:
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Information
•
Oil leaks must be clearly identifiable and reproducible
•
Engine oil and coolant must have reached operating temperature during a test drive
1
Take photos of the complaint for PCSS.
2
Clean the chain housing cover and oily areas using a suitable cleaning agent.
3
Apply leak-locating spray or powder to suspected leakage points.
AfterSales
Service
Symptom-based workshop manual
210/21 ENU
1533
1
Holder for electric line
4
Clip in holder  Holder for electric line -1- for the electric line on the left cylinder head cover.
5
Install air cleaner housing cover.
For instructions, see:  Workshop Manual '242455 Replacing air-cleaner element'
6
Perform a test drive.
7
Check the engine for oil leaks in the area of the chain housing cover and cylinder head cover.
Assessment
Action
( )
No oil leaks found.
 End of remedial action.
(✗)
Oil leaks are still found in the area of the
chain housing cover.
This repair measure may only be carried out if the two
affected screws have already been replaced and this
was not the cause of the leaks in the chain housing
cover.
 Remove the chain housing cover as described in
the Workshop Manual.  Workshop Manual '153351
Seal the chain housing cover (engine installed)'
There is no need to remove the engine for this.
Invoicing:
For documentation and warranty invoicing, enter the labor operation and PCSS encryption specified
below in the warranty claim:
APOS
Labor operation
15330100
Check the chain housing cover
I No.
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210/21
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PCSS encryption:
Location (FES5)
15330
Chain housing cover
Damage type (SA4)
5043
oil loss
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.
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