NHTSA ID Number: 10120619
Manufacturer Communication Number: 122-J8L3U-08
TSB/Document Date: 2017-10-25
Summary
Concerns: PDK transmission/control unit for PDK transmission Information: Procedure and repairmeasures in the event of complaints relating to PDK: ? Gearbox emergency operation/other warning messages ? Fault memory entries in the fault memory of the PDK control unit ? Leaks on the PDK transmission ? Complaints relating to comfort ? Complaints relating to noises
43/10
ENU
3730
3
from leaks on other
components (e.g. on the
connecting shaft).
5
Leak in the output
shaft/output flange
area Figure 1 -item 5-
Radial shaft seal for output
shaft damaged
6
Leak between
transmission housing
and clutch bell-housing
Figure 1 -item 6-
Housing screw(s) loose
Seal damaged
Replace radial shaft seal (Part
No. 970.321.807.xx)
Workshop Manual '387055
Replacing sealing ring for output
shaft'.
Replace PDK transmission
Workshop Manual
'373455 Replacing Porsche
Doppelkupplung (PDK)'.
The exact site of the leak
must be located.
It is important to be
sure that the leak is
actually between the
transmission housing
and clutch bell-housing
and that the transmission
fluid that is found is not
coming from leaks on
other components.
7
8
9
Leak around the bearing
pins Figure 1 -item 7-
Leak around the
threaded joint on the
half shell for reverse
gear Figure 1 -item 8Leak around the screw
plug Figure 1 -item 9-
2017© Porsche Cars North America, Inc.
Bearing pins loose
Seal on bearing pins
damaged
Threaded joint loose
Seal damaged
Screw plug loose
Seal damaged
AfterSales
Replace PDK transmission
Workshop Manual
'373455 Replacing Porsche
Doppelkupplung (PDK)'.
Replace PDK transmission
Workshop Manual
'373455 Replacing Porsche
Doppelkupplung (PDK)'.
Replace screw plug (Part No.
970.321.871.xx).
Tightening torque 10 Nm
(7.5ftlb.) +/-0.5 Nm
(+/-0.5ftlb.)
Jul 12, 2017
Page 7 of 18
3
Service
3730
ENU
Technical Information
43/10
Figure 1
10
Leak around the selector
shaft/parking lock
Figure 2 -item 10-
Radial shaft seal for
selector shaft damaged
Replace radial shaft seal (Part
No. 970.324.805.xx)
Workshop Manual '373355
Replacing sealing ring for
selector shaft'.
11
Leak between oil pan
and transmission
housing Figure 2
-item 11-
Replace complete oil pan
(Part No. 970.321.025.xx)
Workshop Manual '375519
Removing and installing ATF pan'.
If aluminium screws are used
to secure the oil pan to the
transmission housing, replace
these with steel screws (Part No.
970.321.809.xx).
Figure 2
Jul 12, 2017
Page 8 of 18
AfterSales
2017© Porsche Cars North America, Inc.
Service
Technical Information
12
43/10
Oil leak from the bleeder
ENU
3730
3
Oil over-filled
Check the transmission oil
level and top up if necessary
Workshop Manual '370235
Checking and topping up ATF'.
Insufficient defoamer in
transmission fluid
Change transmission fluid
Workshop Manual '370255
Changing ATF'
Figure 3 -item 12-
Instructions on container
(shake) not followed when
changing fluid
Bleeder defective
Replace bleeder (Part No.
970.321.205.xx) and bleeder
cap (Part No. 9G1.321.215.xx).
Figure 3
13
14
15
Leak around the screw
plug Figure 4 -item
13-
Screw loose
Leak around the screw
plugs Figure 4 -item
14-
Screw loose
Leak around the oil pan
Oil pan screws loose
Oil pan seal damaged
Figure 4 -item 15-
Seal damaged
Seal damaged
Replace screw plug (Part No.
970.321.871.xx).
Tightening torque 10 Nm
(7.5ftlb.) +/-0.5 Nm
(+/-0.5ftlb.)
Replace screw plug(s) (Part No.
970.321.813.xx).
Replace complete oil pan
(Part No. 970.321.025.xx)
Workshop Manual '375519
Removing and installing ATF pan'
If aluminium screws are used
to secure the oil pan to the
transmission housing, replace
these with steel screws (Part No.
970.321.809.xx).
2017© Porsche Cars North America, Inc.
AfterSales
Jul 12, 2017
Page 9 of 18
3
Service
3730
ENU
Technical Information
43/10
All-wheel drive vehicles
only:
Traces/drops of oil
around the oil pan
O-ring on the connecting
shaft may be damaged
Perform a visual inspection to
see if the traces/drops of oil are
caused by a damaged O-ring on
the connecting shaft.
If they are: Replace O-ring
on connecting shaft (Part
No. 999.701.640.xx). For
instructions on removing and
installing the connecting shaft,
see Workshop Manual
'373419 Removing and installing
Porsche Doppelkupplung (PDK)'
If not: Replace the complete oil
pan (Part No. 970.321.025.xx)
Workshop Manual '375519
Removing and installing ATF pan'
If aluminium screws are used
to secure the oil pan to the
transmission housing, replace
these with steel screws (Part No.
970.321.809.xx).
16
Leak around the oil drain
plug Figure 4 -item
16-
Oil drain plug loose
Seal damaged
Replace plug with sealing ring
(Part No. 970.321.825.00)
Tightening torque 15 Nm
(11ftlb.) +3 Nm (+2 ftlb.)
See also Workshop Manual
'370255 Changing ATF'.
Figure 4
Jul 12, 2017
Page 10 of 18
AfterSales
2017© Porsche Cars North America, Inc.
Service
Technical Information
17
43/10
Leak around the clutch
bell-housing Figure 5
-item 17The exact site of the leak
must be found.
Apparent preservative
grease leak
Leak around the
connectors for the
hydraulic switch unit and
sensor unit Figure 5
-item 18-
Leak around PDK shaft
seal Figure 5 -item
19-
Check whether the leaking fluid is
preservative grease or oil.
Find and repair leaks on the
engine.
Radial shaft seal on
coupling hub damaged
Replace radial shaft seal (Part
No. 9G1.116.807.xx)
Workshop Manual '386955
Replacing sealing ring for
Porsche Doppelkupplung'
O-ring on clutch cover
damaged
Replace PDK transmission
Workshop Manual
'373455 Replacing Porsche
Doppelkupplung (PDK)'.
O-rings on connectors
damaged
Outer connector leaking:
Replace wire harness for
hydraulic switch unit (Part No.
970.317.615.xx).
Inner connector leaking:
Replace PDK sensor unit (Part
No. 970.317.085.xx).
For instructions, see
Workshop Manual '381819
Removing and installing wire
harness in transmission'.
Radial shaft seal on
coupling hub damaged
The exact site of the leak
must be found.
2017© Porsche Cars North America, Inc.
3
Engine leaking
– Outer connector: Wire
harness for hydraulic
switch unit
– Inner connector: PDK
sensor unit
19
3730
If preservative grease is leaking
out, no further action is required.
It is important to be sure
that the leak is actually on
the clutch cover and is not
due to an apparent leak
caused by preservative
grease on the clutch
cover.
18
ENU
AfterSales
Replace radial shaft seal (Part
No. 9G1.116.807.xx)
Workshop Manual '386955
Replacing sealing ring for
Porsche Doppelkupplung'
Jul 12, 2017
Page 11 of 18
3
Service
3730
ENU
Technical Information
43/10
20
Leak around the clutch
cover Figure 5 -item
20-
Replace PDK transmission
O-ring on clutch cover
damaged.
Workshop Manual
'373455 Replacing Porsche
Doppelkupplung (PDK)'.
The exact site of the leak
must be found.
It is important to be
sure that the leak is
actually on the clutch
cover and is not due to an
apparent leak caused by
preservative grease on
the clutch cover (see 17).
Figure 5
21
Jul 12, 2017
Page 12 of 18
Leak around the oil filler
screw Figure 6 -item
21-
Oil filler screw loose
Sealing ring on oil filler
screw damaged
AfterSales
Check the oil level and correct
it if necessary. Then replace
the oil filler screw with a sealing
ring (Part No. 970.321.805.xx)
Workshop Manual '370235
Checking and topping up ATF'.
2017© Porsche Cars North America, Inc.
Service
- REDUCED - oxidation and lower volatility at high temperature
- ALLOWS - high-temp operation without varnishing valves and...
- IMPROVED THERMAL STABILITY - maintains viscosity levels, and...
- POPULAR TRANSMISSION FLUID FOR - Dexron-VI, MerconSP...
- WHY RED LINE - Established in 1979, Red Line Products...
- CUTTING EDGE TECHNOLOGY - Shockproof technology designed to...
- QUIET SMOOTH SHIFTING - V-Twin Transmission oil dampens...
- IMPROVES PERFORMANCE - Transmission fluid that dramatically...
- POPULAR POWESPORTS OIL FOR - UTVs & Side by Sides, ATVs...
- WHY RED LINE - Established in 1979, Red Line Products...
Last update on 2026-06-12 / Affiliate links / Images from Amazon Product Advertising API
If the PDF is very large, it may not load in the preview below.
Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.
If the TSB PDF does not show, download or view it on the NHTSA Website.
Click on the (+) Plus Sign
Then Click on Associated Document(s)
Search NHTSA Database for Recalls
Search NHTSA Database for Vehicle Investigations
View Latest Vehicle Investigations
Search NHTSA Database for Vehicle Complaints
View Latest Vehicle Complaints
TSB/Document ID: 122-J8L3U-08
Replacement Service Bulletin Number:
MFR Communication Date: 2017-07-14
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN:AUTOMATIC TRANSMISSION
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
- Stay Updated with Lifetime Access: This obd2 scanner includes lifetime free software updates for all app service functions. With a single payment, enjoy full access to diagnostics, reset tools, and maintenance features — zero subscription fees. A budget-friendly choice for weekend mechanics, home car owners, and DIYers, supporting vehicles from 1996 onward. Come to us with your VIN to check compatibility.
- Full Bidirectional Control/Active Tests & Stable Wireless Connectivity: This car code reader features full bidirectional control, allowing you to send commands to the vehicle's ECU for active tests on components such as fuel pumps, injectors, A/C clutches, windows, sunroofs, and more. This car scanner diagnostic tool helps DIYers quickly diagnose and test vehicle parts, cutting down troubleshooting and repair time. With BT 4.0 wireless connectivity, you can enjoy cable-free diagnostics up to 33 feet. Stand in your garage and test windows, wipers, or even engine components—all without needing to move around your car.
- Portable Car Scanner with 26 Special Functions: Scheduled vehicle maintenance with the A30M car diagnostic scanner can keep your vehicle in peak condition and save you big on dealership trips. The XTOOL A30M obd2 scanner diagnostic tool features essential reset and relearn functions, such as Oil Reset, EPB Reset (Electronic Parking Brake Release), SAS, ABS Brake Bleeding, Throttle Body Relearn, Injector Coding, Crank Sensor Relearn, Headlight Adjustment, and Tire Size Reset. Note: Service functions may vary by vehicle model – check compatibility beforehand!
- Wide Compatibility CAN FD & FCA
Autoauth: This obd2 scanner diagnostic tool is compatible with over 85+ car brands from the U.S., Europe, and Asia, providing extensive coverage through a BT connection with your smartphone or iPad. Now upgraded to support the latest protocols, it includes FCA AutoAuth access for Chrysler, Jeep, Dodge, and Fiat (2018+), and supports CAN FD for GM (2020+) models, giving you greater access to newer vehicles and systems. Note: The FCA AutoAuth account is not included with the device. Users must register and pay separately through the official FCA AutoAuth website to access diagnostic functions for vehicles that require it. - Up to 8 Live Data Streams Graphing – Real-Time Graphing for Deeper Insight: This car scanner supports up to 8 live data streams simultaneously with intuitive, real-time graphing. Gain comprehensive insights into your vehicle’s performance, making it easier to spot issues, detect trends, and make informed diagnostic decisions with confidence.
- Comprehensive OBD2 Scanner with 16 Resets: The XTOOL D5S car code reader and vehicle reset tool provides an advanced diagnostic solution with 16 commonly needed reset functions, including Electronic Parking Brake Reset (EPB Reset), SAS, BMS Reset (Battery Test), Throttle Body Relearn, TPMS Reset, ABS Bleeding, Injector Coding, Gearbox Match, Suspension Adjustment, Headlight, Window Initialization, Crank Sensor Relearn and more. Equipped with CAN FD Protocol and FAC AutoAuth, the D5S obd2 scanner diagnostic tool ensures compatibility with a broad range of modern vehicles, allowing users to address common maintenance needs quickly. NOTE: Please Check the Compatibility before ordering.
- 4 Main System Car Scanner & Full OBD2 Diagnostics: The XTOOL D5S car code reader is ideal for home mechanics, DIYers, and professionals, providing access to Transmission/Engine/ABS/SRS systems to read DTCs, Live data can be displayed in text or up to 4 PID data graphs, along with full OBD2 diagnostics to check the engine light on, other obd2 issues and routine maintenance. This car diagnostic scanner ensures you can keep your vehicles in top condition, avoiding costly repairs or unexpected breakdowns. NOTE: Some vehicles display three systems after connection because the transmission and engine of some vehicles are integrated into one.
- Check Engine Code Reader & Real-Time Engine Monitoring: Whether you're a car owner, a DIYer, or run a repair shop, the XTOOL D5S obd2 scanner diagnostic tool makes engine diagnostics fast and frustration-free, reading and explaining trouble codes in seconds—no confusion. Check live data like fuel trim, 02 sensor voltage, RPM, and coolant temp to pinpoint mis~fires, rough idle, or sensor issues. After repairs, simply use the D5S check engine code reader and reset tool to turn off the check engine light and confirm the problem’s fixed—saving time, money, and unnecessary shop visits. - Note: If the check engine light comes back on, it indicates the original problem still exists.
- Portable Car Scanner for ABS and SRS: XTOOL D5S gives you peace of mind when ABS or airbag warning lights come on. It reads and clears ABS codes to help you fix brake sensor, traction control, or wheel speed issues, and supports ABS bleeding after repairs like caliper or master cylinder replacement. For airbag systems, it scans and clears SRS codes related to airbags, seatbelt tensioners, and crash sensors. Whether you're doing repairs at home or running a small shop, the D5S is a cost-effective solution for safety diagnostics. Note: If a fault code returns after clearing, it usually means the issue hasn’t been fully resolved. Please check the compatibility before ordering.
- Transmission Warning Light ON? Here’s the Transmission Diagnostic and Reset Tool You Need: The XTOOL D5S is more than just a basic car scanner—it’s an easy-to-use transmission diagnostic tool. From rough shifts to slipping gears, the D5S lets you read and clear transmission trouble codes, monitor real-time TCM data, and perform transmission resets after fluid changes or repairs. Whether you’re a hands-on car owner or a pro running a busy shop, this OBD2 scanner with transmission functions helps you catch problems early—saving you time, money, and future headaches.. Note: Clearing fault codes is equivalent to a reset on some vehicles, but not all. For help, contact XTOOL Tech Support.
- Top Reasons to Choose the D7S OBD2 Scanner: XTOOL D7S car scan tool, an upgrade of XTOOL D7, offers comprehensive features for automotive technicians, workshops, and DIY enthusiasts 1. Upgraded Hardware: 2+64GB memory, rear camera, intuitive interface, foldable bracket 2. Complete Diagnostics: FCA Autoauth, OE-level all system scan, 39+ maintenance services, 4K+ bidirectional, CANFD/DoIP protocol 3. Advanced Capabilities: ECU c0ding, PMI functions 4. Wide Compatibility: Support 10,000+ models, covering 99% vehicle brands 5. Multi-language: Available in 22+ languages, No IP Restrictions 6. 3-Year Updates: Save 300 bucks on software updates for the latest features and optimizations
- 2026 Upgraded D7S Car Scanner Features: The newly 2026 D7S V2.0 scanner for car brings exciting features for advanced vehicle diagnostics and enhanced user experience 1. FCA AutoAuth: Now supports FCA SGW module for Chrysler, for Jeep, for Dodge (2018+), for Fiat (2017+), enabling faster vehicle communication without gateway restrictions 2. PMI (Offline ECU Pr0gramming): Allows for Ford, for Lincoln, and for Mazda ECU pr0gramming for new modules 3. Optimized Diagnostic Report 2.0: Personalized reports with logos and customer info for auto shops. Note: Compatibility varies by cars, please check before order
- 39+ Services/Resets/Adaptations/Relearns/Calibrations: XTOOL D7S full system car scanner diagnostic tool tackles 99% of common car issues through its 36+ special functions, including Oil Reset, EPB, SAS, BMS, Throttle Reset, Injector C0ding, ABS Bleed, TPMS Reset, Power Balance, etc and also covers specific-vehicle functions like Crank Sensor Relearn, ABS Initialization, Cylinder Power Balance, Fuel Trim Reset, Idle Relearn etc. This car diagnostic scanner enhances efficiency, making repairs and maintenance hassle-free. Tip: DO NOT for All vehicles, please check compatibility first
- Cost-effective ECU C0ding Scan Tool for Specific Brands: Enhance your vehicle's performance with XTOOL D7S! This obd2 scanner all systems bidirectional offers advanced capabilities at an affordable price, supports online for BMW, for Benz and offline for BENZ, for MIT, along with PMI functions for Ford, for Mazda, and for Lincoln. Ideal for technicians and DIY enthusiasts, this automotive scanner diagnostic tool optimizes vehicle performance and enhances the driving experience. Note: Not for all cars and modules, please send car VIN to check the compatibility before purchase
- OE All System Diagnostic & 8 Pids Graphing: XTOOL D7S is a comprehensive all system bi directional obd2 scanner that delivers dealer-level diagnostics, completely controlling over your vehicle’s performance and health. This automotive scan tool can read and clear DTCs, view live data and ECU information, retrieve freeze frames, and perform active tests and full obd2 functions. This bi-directional scan tool can can identify your vehicle's make, model, and year information with just one click and show up to 8 PIDs live data with options for CSV viewing, playback, and recording for in-depth analysis. It is easy-to-use for both professionals and beginners, helping pinpoint issues efficiently
Last update on 2026-06-12 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.