Tiptronic control module plug, '52-pin': Notes

Fig 1: Identifying Tiptronic Control Module Plug 52-Pin

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TIPTRONIC CONTROL MODULE PLUG 52-PIN REFERENCE

Pin	Designation	Pin	Designation
1	Ground, ground pin 'MB26'	2	Ground, ground pin 'MB26'
3	Terminal 30, right fuse carrier 'fuse 29'	4	Voltage/current of shift solenoid valve B1 (modulation pressure), existing transmission wiring plug 'pin A9'
5	Voltage/current of shift solenoid valve UK (modulation pressure), existing transmission wiring plug 'pin A11'	6	Ground of shift solenoid valve C1 (modulation pressure), existing transmission wiring plug 'pin A4'
7	Not assigned	8	ATF temperature sensor ground, existing transmission wiring plug 'pin B2'
9	K lead, diagnostic box 'pin A7'	10	Position switch B, multi-function switch 'pin C7'
11	Tiptronic UP, selector lever switch 'pin B4'	12	Not assigned
13	Not assigned	14	Not assigned
15	Voltage/current of shift solenoid valve (S2), existing transmission wiring plug 'pin A2'	16	Voltage/current of shift solenoid valve C2 (modulation pressure), existing transmission wiring plug 'pin A5'
17	Ground of modulation pressure solenoid valve (main), existing transmission wiring plug 'pin A14'	18	Ground of shift solenoid valve C3 (modulation pressure), existing transmission wiring plug 'pin A8'
19	Not assigned	20	Not assigned
21	Reversing light input from vehicle electrical system control module 'pin A20'	22	Position switch PA, multi-function switch 'pin C5'
23	Not assigned	24	Oil pressure switch 1, existing transmission wiring plug 'pin B7'
25	Oil pressure switch 2, existing transmission wiring plug 'pin B8'	26	Not assigned
27	Terminal 15, right fuse carrier 'fuse 51'	28	Terminal 15, right fuse carrier 'fuse 51'
29	Shiftlock solenoid, selector lever switch 'pin A5'	30	Voltage/current of shift solenoid valve C3 (modulation pressure), existing transmission wiring plug 'pin A7'
31	Voltage/current of modulation pressure solenoid valve (main), existing transmission wiring plug 'pin A13'	32	Ground of shift solenoid valve C2 (modulation pressure), existing transmission wiring plug 'pin A6'
33	Not assigned	34	CAN drive 'low'
35	Not assigned	36	Position switch C, multi-function switch 'pin C9'
37	Tiptronic DOWN, selector lever switch 'pin B5'	38	Output shaft speed inductive pickup, existing transmission wiring plug 'pin B5'
39	Input shaft speed (turbine speed) inductive pickup, existing transmission wiring plug 'pin B4'	40	Not assigned
41	Voltage/current of shift solenoid valve (S1), existing transmission wiring plug 'pin A1'	42	Voltage/current of shift solenoid valve C1 (modulation pressure), existing transmission wiring plug 'pin A3'
43	Ground of shift solenoid valve UK (modulation pressure), existing transmission wiring plug 'pin A12'	44	Ground of shift solenoid valve B1 (modulation pressure), existing transmission wiring plug 'pin A10'
45	Voltage/current of ATF temperature sensor, existing transmission wiring plug 'pin B1'	46	CAN drive 'high'
47	Position switch A, multi-function switch 'pin C1'	48	Tiptronic INFO, selector lever switch 'pin B3'
49	Stop light switch	50	Output shaft speed inductive pickup, existing transmission wiring plug 'pin B6'
51	Input shaft speed (turbine speed) inductive pickup, existing transmission wiring plug 'pin B3'	52	Not assigned

Plug 'A', selector lever switch, '6-pin'

Fig 2: Identifying 6-Pin Of Selector Lever Switch (Plug A)

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Corresponding socket 'A', selector lever switch, '6-pin'

Fig 3: Identifying 6-Pin Of Selector Lever Switch (Corresponding Socket A)

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SELECTOR LEVER SWITCH PIN REFERENCE

Pin	Designation	Pin	Designation
1	Terminal 15, solenoid for P/N lock	2	Terminal 31, solenoid for P/N lock, ground pin 'MB 22'
3	Signal for selector lever switch 'P' position to KESSY control module	4	Terminal 31, shiftlock solenoid, ground pin 'MB 22'
5	Shiftlock solenoid	6	Not assigned

Socket for solenoids (transmission side) 'A', '14-pin' and sensors (transmission side) 'B', '8-pin'

Fig 4: Identifying Socket For Solenoids (A), 14-Pin And Socket For Sensors (B), 8-Pin

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