NHTSA ID Number: 10180510
Manufacturer Communication Number: No. 88-20
TSB/Document Date: 2020-10-01
Summary
Procedure instructions on how to address oil leaking from the double clutch transmission on the new 992.
-18-
Oil level in final drive is clearly too
high and ATF too low: Replace double
clutch transmission, see Workshop
Manual '373419 Removing and installing
double clutch transmission'.
Parts Info and Parts required (for hydraulic chamber breather):
Materials (17A Part No.
Designation
17B):
– Use
Qty.
Parts required for checking oil level
PAF009390
Screw plug with sealing ring
1 ea.
9A700852600
Screw plug with sealing ring
1 ea.
PAF008528
Screw plug with sealing ring
1 ea.
Parts required for replacing transmission
0DT300041BX
Transmission (I-no. G1F)
1 ea.
or
0DT300043BX
Transmission with differential lock (I-no. G1F)
1 ea.
or
0DT300061BX
Transmission (I-no. G1G)
1 ea.
or
0DT300063BX
Transmission with differential lock (I-no. G1G)
1 ea.
Additional parts required
Sep 8, 2020
Page 26 of 41
WHT008727
Cheese head bolt
– Drive shaft
12 ea.
9A740735700
Plate
– Drive shaft
6 ea.
PAF008673
Hexagon-head bolt
– Rear axle carrier
2 ea.
PAF008735
Hexagon-head bolt
– Rear axle carrier
2 ea.
WHT007957
Hexagon self-clinching nut
– Connecting link
2 ea.
AfterSales
Service
Technical Information
88/20
ENU
3734
3
or
9A700781900
Hexagon nut
– Connecting link (PDCC)
2 ea.
PAF909664
Hexagon collar nut
– Lower trailing arm
2 ea.
PAF008674
Hexagon flange bolt
– Lower trailing arm
2 ea.
WHT008676
Hexagon-head bolt
– Strut
4 ea.
Also use for all-wheel drive
PAF911439
4 ea.
Cheese head bolt
– Cardan shaft
Required materials (usually already available at the Porsche dealer):
Part No.
Designation
Qty.
00004321044
Transmission oil
20-liter/ 5.28 gallon
container 1)
1) approx.
6 liter/ 1.58 gallon required per vehicle.
Invoicing (17A - For documentation and warranty invoicing, enter the labor operations, PQIS coding and relevant part
17B):
numbers specified below in the warranty claim:
APOS
Labour operation
I No.
37025550
Changing ATF
37341905
Removing and installing double clutch transmission (Coupé, without ATF)
37341907
Removing and installing double clutch transmission (Coupé, with PDCC)
37341915
Removing and installing double clutch transmission (Targa/Cabriolet, without PDCC)
37341917
Removing and installing double clutch transmission (Targa/Cabriolet, with PDCC)
PQIS coding:
Location (FES5)
37370
Transmission housing
Damage type (SA4)
1511
Break
AfterSales
Sep 8, 2020
Page 27 of 41
3
Service
3734
Parts Info (18):
ENU
Technical Information
88/20
Parts required (for final drive breather):
Part No.
Designation
– Use
Qty.
Parts required for checking oil level
PAF009390
Screw plug with sealing ring
1 ea.
9A700852600
Screw plug with sealing ring
1 ea.
PAF008528
Screw plug with sealing ring
1 ea.
Parts required for replacing transmission
0DT300041BX
Transmission (I-no. G1F)
1 ea.
or
0DT300043BX
Transmission with differential lock (I-no. G1F)
1 ea.
or
0DT300061BX
Transmission (I-no. G1G)
1 ea.
or
0DT300063BX
Transmission with differential lock (I-no. G1G)
1 ea.
Additional parts required
WHT008727
Cheese head bolt
– Drive shaft
12 ea.
9A740735700
Plate
– Drive shaft
6 ea.
PAF008673
Hexagon-head bolt
– Rear axle carrier
2 ea.
PAF008735
Hexagon-head bolt
– Rear axle carrier
2 ea.
WHT007957
Hexagon self-clinching nut
– Connecting link
2 ea.
or
Sep 8, 2020
Page 28 of 41
9A700781900
Hexagon nut
– Connecting link (PDCC)
2 ea.
PAF909664
Hexagon collar nut
– Lower trailing arm
2 ea.
PAF008674
Hexagon flange bolt
– Lower trailing arm
2 ea.
WHT008676
Hexagon-head bolt
– Strut
4 ea.
AfterSales
Service
Technical Information
88/20
ENU
3734
3
Also use for all-wheel drive
PAF911439
Invoicing (18):
4 ea.
Cheese head bolt
– Cardan shaft
For documentation and warranty invoicing, enter the labor operations, PQIS coding and relevant part
numbers specified below in the warranty claim:
APOS
Labour operation
I No.
37341905
Removing and installing double clutch transmission (Coupé, without PDCC)
37341907
Removing and installing double clutch transmission (Coupé, with PDCC)
37341915
Removing and installing double clutch transmission (Targa/Cabriolet, without PDCC)
37341917
Removing and installing double clutch transmission (Targa/Cabriolet, with PDCC)
PQIS coding:
Location (FES5)
37370
Transmission housing
Damage type (SA4)
1511
Break
AfterSales
Sep 8, 2020
Page 29 of 41
3
Service
3734
ENU
Technical Information
88/20
Leaks in the area (lower side of transmission)
Lower side of transmission
Position
Oil leak
Lower
side of
transmission
-19-
ATF pan
19A - 19C
Lower
side of
transmission
-20-
Sep 8, 2020
Page 30 of 41
Repair measure
Screw loose (A)
Replace ATF pan, see Workshop
Manual '375519 Removing and
installing ATF pan'.
Seal damaged (B)
Traces of oil after opening
the hydraulic chamber (C)
Screw loose (A)
Screw plug
20A - 20B
Lower
side of
transmission
-21-
Cause
Sealing ring damaged (B)
Clean the ATF pan.
Replace screw, see Workshop Manual
'399035 Checking and topping up oil for
final drive (PDK gear-wheel oil)'.
Screw loose (A)
Screw plug
21A - 21B
Sealing ring damaged (B)
AfterSales
Replace screw, see Workshop Manual
'370235 Checking and topping up ATF'.
Service
Technical Information
88/20
Lower
side of
transmission
-22-
ENU
3734
3
Screw loose (A)
Oil drain plug
22A - 22B
Sealing ring damaged (B)
Replace screw, see Workshop Manual
'370255 Changing ATF'.
Oil chamber partition
Shaft sealing ring damaged
Workshop Manual '373419 Removing
Lower
side of
transmission
-23-
Replace double clutch transmission, see
and installing double clutch transmission'.
Parts Info and Parts required (for ATF pan):
Materials (19A Part No.
Designation
19B):
Qty.
0DT317165
1 ea.
- 6X better wear protection on critical engine parts than...
- 1.3X better sludge protection than industry standards*
- 3X Stronger against viscosity breakdown than leading full...
- Protection for 10,000 miles between oil changes
- Meets or exceeds the following specifications: API SP/SN...
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TSB/Document ID: No. 88-20
Replacement Service Bulletin Number:
MFR Communication Date: 2020-09-08
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION
MFR Component System:
MFR Component Subsystem:
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