A7000 Transmission control unit

Connector location views

NumberX-pin, colourDescription
X700019-pin, bluePlug connector Transmission control unit Module 1
X7000352-pin, bluePlug connector Transmission control unit Module 3
X7000440-pin, bluePlug connector Transmission control unit Module 4

Pin assignments at plug connector X70001

PinTypeDescription / Signal typeConnection /
Measuring notes
1EVoltage supply Terminal 15A2249 Digital diesel electronics control unit, module 1
   
2 Not used 
   
3E/ADiagnostic link TXDA2249 Digital diesel electronics control unit, module 1
   
4MGroundGround connector
   
5MGroundGround connector
   
6MGroundGround connector
   
7EVoltage supply Terminal 30Fuse carrier, engine electronics
   
8EVoltage supply Terminal 15Fuse carrier, engine electronics
   
9EVoltage supply Terminal 15Fuse carrier, engine electronics
   

Pin assignments at plug connector X70003

PinTypeDescription / Signal typeConnection /
Measuring notes
1ESignal Solenoid valve Shift lock selector lever lockShift lock selector lever lock
   
2ASupply Solenoid valve Shift lock selector lever lockShift lock selector lever lock
   
3ASignal, gearshift position L2Electronic immobiliser control unit
   
4 Not used 
   
5 Not used 
   
6 Not used 
   
7 Not used 
   
8 Not used 
   
9 Not used 
   
10 Not used 
   
11 Not used 
   
12 Not used 
   
13 Not used 
   
14 Not used 
   
15EBrake light test signalBrake light switch
   
16ESignal Brake light switchBrake light switch
   
17ESignal Kick-down switchKick-down switch
   
18ESignal Steptronic, manual gate recognitionGear indicator light
   
19ESignal Steptronic, tip upSteptronic switch
   
20ESteptronic, tip downSteptronic switch
   
21 Not used 
   
22 Not used 
   
23 Not used 
   
24 Not used 
   
25 Not used 
   
26 Not used 
   
27 Not used 
   
28 Not used 
   
29 Not used 
   
30 Not used 
   
31 Not used 
   
32 Not used 
   
33 Not used 
   
34 Not used 
   
35 Not used 
   
36 Not used 
   
37 Not used 
   
38 Not used 
   
39 Not used 
   
40 Not used 
   
41 Not used 
   
42 Not used 
   
43 Not used 
   
44 Not used 
   
45 Not used 
   
46 Not used 
   
47 Not used 
   
48 Not used 
   
49 Not used 
   
50 Not used 
   
51 Not used 
   
52 Not used 
   

Pin assignments at plug connector X70004

PinTypeDescription / Signal typeConnection /
Measuring notes
1ESelector lever position L2Transmission control unit
   
2AVoltage supply Gear position switchTransmission control unit
   
3AVoltage supply EDS and solenoid valveTransmission control unit
   
4ANegative activation Reversing light relayReversing light relay
   
5 Not used 
   
6ESignal Pressure actuator, converter lockup clutchTransmission control unit
   
7 Not used 
   
8ESignal Pressure actuatorTransmission control unit
   
9ESignal Solenoid valveTransmission control unit
   
10ESignal Solenoid valveTransmission control unit
   
11AVoltage supply EDS and solenoid valveTransmission control unit
   
12 Not used 
   
13 Not used 
   
14ESelector lever position L3Transmission control unit
   
15ESelector lever position L4Transmission control unit
   
16ESelector lever position L5Transmission control unit
   
17ESelector lever position L1Transmission control unit
   
18ESignal Transmission fluid temperature sensorTransmission control unit
   
19MGround Transmission fluid temperature sensorTransmission control unit
   
20ESignal Solenoid valveTransmission control unit
   
21 Not used 
   
22 Not used 
   
23ATurbine speed sensor, differential signal +Transmission control unit
   
24MTurbine speed sensor, differential signal -Transmission control unit
   
25MShieldShield in front of transmission
   
26 Not used 
   
27 Not used 
   
28 Not used 
   
29 Not used 
   
30 Not used 
   
31 Not used 
   
32 Not used 
   
33 Not used 
   
34 Not used 
   
35 Not used 
   
36E/ACAN bus highConnector, CAN bus
   
37E/ACAN bus lowConnector, CAN bus
   
38MShieldShield in front of transmission
   
39MOutput speed sensor, differential signal -Transmission control unit
   
40AOutput speed sensor, differential signal +Transmission control unit