Sonnax VW/Audi 09G, 09K, 09M Transmission

Internal

K2 Clutch Seal Ring Sleeve Kit 15759-01K

Helps cure:

3-4 Slip
No 4th
Sleeve spins loose on aluminum cover

Valve Body (View Valve Body Layout Diagram)

Accumulator Piston Kit 15741-14K

Fits multiple locations.

Helps cure:

Poor shift quality
Forward slip
Delayed engagement
Burnt clutches

C1/K1 Clutch Control Valve Kit 15741-25K

Fits C1 clutch control bore for TF-80SC & TF-81SC. Fits K1 clutch control bore for for TF-60SN, 09G, 09K, 09M and Mini 6F21WA. Also fits Volvo (AM6), Opel (AF40), Saab (AF40/6), Ford (AF21) and Mazda (AW6A-EL).

Helps cure:

Coastdown Neutral
Delayed Forward
Gear ratio & solenoid codes
K1 Clutch burned
C1 Clutch burned
Erratic shift timing
Flare shifts
Harsh shifts

Tooling:

F-15741-TL25
VB-FIX

Lockup Clutch Control Valve Kit 15741-29K

Also fits Volvo (AM6); Opel (AF40); Saab (AF40/6); Ford (AF21); Mazda (AW6A-EL).

Helps cure:

TCC codes
TCC apply & release concerns
RPM surge on light acceleration
Harsh downshifts
RPM surge on coast
Overheated fluid

Tooling:

O-Ringed End Plug Kit 15741-36K

Also fits Volvo (AM6), Opel (AF40), Peugeot (TF80), Saab (AF40/6), Land Rover (TF80), Ford (AF21), Mazda (AW6A-EL).

Helps cure:

Shift concerns associated with circuit pressure loss

O-Ringed End Plug Kit 15741-35K

Also fits Volvo (AM6), Opel (AF40), Peugeot (TF80), Saab (AF40/6), Land Rover (TF80), Ford (AF21), Mazda (AW6A-EL)

Helps cure:

Shift concerns associated with circuit pressure loss

Oversized B1 Clutch Control Valve Kit 15741-61K

Helps cure:

1-2 Flare
5-6 Flare
2nd Slip
6th Slip
Gear ratio & solenoid codes
B1 Clutches burned
Erratic shift timing
Harsh shifts

Tooling:

F-15741-TL61
VB-FIX

Oversized C1/K1 Clutch Control Valve Kit 15741-55K

Also fits Volvo (AM6), Opel (AF40), Saab (AF40/6), Ford (AF21) and Mazda (AW6A-EL).

Helps cure:

C1 Clutch burned
K1 Clutch burned
Coastdown Neutral
Delayed Forward
Gear ratio & solenoid codes
Erratic shift timing
Flare shifts
Harsh shifts

Tooling:

F-15741-TL55
VB-FIX

Oversized Clutch Cutoff Valve Kit 15741-63K

Fits several locations, see note for details. Fits 3-4 transition bore, K3 relay bore & 4-5 timing bore

Helps cure:

Erratic shift timing
Failsafe mode
Harsh shifts
Burnt clutches
Overheated fluid
Ratio codes
Slipping gears
Soft shifts

Tooling:

F-15741-TL63
VB-FIX

Oversized K2 Clutch Control Valve Kit 15741-57K

Helps cure:

Erratic shift timing
Flare shifts
Harsh shifts
K2 Clutch burned
Gear ratio & solenoid codes

Tooling:

F-15741-TL57
VB-FIX

Oversized K3 Clutch Control Valve Kit 15741-59K

Helps cure:

2-3 Shift concerns
4-5 Concerns
Delayed Reverse
Gear ratio & solenoid codes
K3 Clutch burned

Tooling:

F-15741-TL59
VB-FIX

Oversized Pressure Regulator Valve & Boost Valve Kit 15741-01K

Helps cure:

Low line rise in Drive
Low line rise in Reverse
High line pressure in Reverse
Overheated fluid & TCC lining
Bushing failure

Tooling:

F-15741-TL
VB-FIX

Oversized Three-Spool Relay/Control/Switch Valve Kit 15741-50K

This kit can be used in any of six locations in three different valve body applications. See instructions for details.

Helps cure:

Gear ratio & solenoid codes
Various shift concerns
No shift

Tooling:

F-33741B-TL1
VB-FIX

Oversized Two-Spool Relay/Signal Valve Kit 15741-49K

This kit can be used in any of nine locations in five different valve body applications.

Helps cure:

Gear ratio & solenoid codes
Various shift concerns
No shift

Tooling:

F-33741B-TL1
VB-FIX

Secondary Pressure Regulator Valve Kit 15741-11K

Helps cure:

TCC codes
TCC apply & release concerns
TCC slip
TCC surge
Overheated fluid, bushings & converter

Tooling:

15741-TL11

Solenoid Modulator Valve Kit 15741-18K

Fits either of two locations.

Helps cure:

Code 734, 735, 729
Kickdown slip
Kickdown shock
4th Slip
5th Slip
6th Slip

Tooling:

Solenoid Wire Connector Retainer 59947-60

Also fits AF23/33, RE5F22A, Volvo (AM6), Opel (AF40), Peugeot (TF80), Saab (AF40/6), Land Rover (TF80), Ford (AF21), Mazda (AW6A-EL).

Helps cure:

Broken solenoid connector

Other

Tool Kit F-15741-TL57

Tooling:

VB-FIX

Tool Kit F-15741-TL61

Tooling:

VB-FIX

Tool Kit F-15741-TL59

Tooling:

VB-FIX

Tool Kit F-15741-TL18

Tooling:

F-15741-TL29PL
VB-FIX

Tool Kit 15741-TL11

Tool Kit F-33741B-TL1

Tooling:

VB-FIX

Tool Kit F-15741-TL29

Tooling:

VB-FIX

Tool Kit F-15741-TL55

Tooling:

VB-FIX

Tool Kit F-15741-TL63

Tooling:

VB-FIX

Tech Resources

January 25, 2023