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Parameterizable Special Module (PSM) Control Unit Connector Assignment - GF54.21-D-0002-04TSE

Model 447, 448 

With Code ED5 (Parameterisable special module) 

With Code XM7 (MOPF II) Model 907, 910 

With Code ED5 (Parameterisable special module) 

With Code XJ4 (Modification year G4-I) 

IMPORTANT The numbers on the pins indicate the pin numbering of the slots.

Pin assignment, general 

G16501192Courtesy of MERCEDES-BENZ USA

Plug 1 

Pin number Signal name Permanent current [A] Function and code control
1 Circuit 31 24 Ground connection (Code ED5 - Parameterizable special module/ED8 - Electrics pre-installation, parameterizable special module)
2 Circuit 30_2 20 Power supply (Code ED5 - Parameterizable special module/ED8 - Electrics pre-installation, parameterizable special module)
3 Circuit 30_1 20 Power supply (Code ED5 - Parameterizable special module/ED8 - Electrics pre-installation, parameterizable special module)
4 Circuit 31 24 Power supply (Code ED5 - Parameterizable special module/ED8 - Electrics pre-installation, parameterizable special module)
5 Circuit 30_2 20 Power supply (Code ED5 - Parameterizable special module/ED8 - Electrics pre-installation, parameterizable special module)
6 Circuit 30_1 20 Power supply (Code ED5 - Parameterizable special module/ED8 - Electrics pre-installation, parameterizable special module)

Plug 2 

Pin number Signal name Permanent current [A] Function and code control
1 MFA_7 5 Code E5M - Extension of PSM standard contact
Code N05 - Countershaft power take-off (2c) without flange
/
(Code N07 - MB countershaft power take-off, 2b + Code M53 - Constant-rpm control/Code MT4 - Variable electronic rpm governor)/Code PZ0 - Delivery package for package delivery veh. DHL integral box body (standstill to CL [ZV] PZF)
2 MFA_5 5 n.c.
3 MFA_6 5 n.c.
4 MFA_8 5 Code E5M - Extension of PSM standard contact
Code PZ0 - Delivery package for package delivery veh. DHL integral box body (CL [ZV] partition signal (preserved) PZF)
5 MFA_4 10 Code E5M - Extension of PSM standard contact
Code PZ0 - Delivery package for package delivery veh. DHL integral box body ("PSM5" switch output 10 A for eLST)
6 MFA_1 5 Code E5M - Extension of PSM standard contact
Code PZ0 - Delivery package for package delivery veh. DHL integral box body (interior lamps actuation relay (HS) FHS PZF)
7 MFA_3 5 Code E5M - Extension of PSM standard contact
Code PZ0 - Delivery package for package delivery veh. DHL integral box body (unlocking status CL [ZV])
8 MFA_20 5 Code E5M - Extension of PSM standard contact
Code PZ0 - Delivery package for package delivery veh. DHL integral box body (locking intermediate door PZF)
9 MFA_19 5 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
/
Code T58 - Electric step for left load compartment sliding door
/
Code PZ0 - Delivery package for package delivery veh. DHL integral box body (unlocking intermediate door PZF)
10 MFA_22 5 Code E5M - Extension of PSM standard contact Code C2A - V-signal (speed signal) for LFA
11 MFA_21 5 Code E5M - Extension of PSM standard contact
12 MFA_2 10 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
/
Code T58 - Electric step for left load compartment sliding door
/
Code PZ0 - Delivery package for package delivery veh. DHL integral box body (PSM6 switch output 10 A for eLST)

IMPORTANT MFA = Multifunction output

MFE = Multifunction input

Plug 3 

Pin number Signal name Permanent current [A] Function and code control
1 MFA_15 0.5 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
+
Code T58 - Electric step for left load compartment sliding door
2 MFA_16 0.5 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
+
Code T58 - Electric step for left load compartment sliding door
Code PZ0 - Delivery package for package delivery veh. DHL integral box body ((PSM2) immediate locking after opening load compartment sliding door (preserved) PZF)
3 MFA_13 1 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
+
Code T58 - Electric step for left load compartment sliding door
4 MFA_23_REL1.NO 1  
5 MFA_23_REL1.COM 1  
6 MFA_23_REL1.NC 1  
7 MFE_17 0.01 Code E5M - Extension of PSM standard contact
8 MFE_19 0.01 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
+
Code T58 - Electric step for left load compartment sliding door
9 MFE_21 0.01  
10 MFE_23 0.01  
11 MFA_17 0.5 Code E5M - Extension of PSM standard contact
12 MFA_18 0.5 Code E5M - Extension of PSM standard contact - MFA_12 MFA_18 (0.5 A)/
Code T57 - Electric step for right load compartment sliding door
/
Code T58 - Electric step for left load compartment sliding door
/
(Code T57 - Electric step for right load compartment sliding door
+
Code T58 - Electric step for left load compartment sliding door)/
Code PZ0 - Delivery package for package delivery veh. DHL integral box body ((PSM1) immediate locking after opening load compartment sliding door (preserved) PZF)
13 MFA_14 1 Code E5M - Extension of PSM standard contact
Code CB2 - Air suspension comfort suspension (hand brake signal (low side) for LFA)
14 MFA_24_REL2.NO 1  
15 MFA_24_REL2.COM 1  
16 MFA_24_REL2.NC 1  
17 MFE_18 0.01 Code E5M - Extension of PSM standard contact
Code JO2 - OLU pre-installation (WakeUp)/
Code JO3 - OLU Connect Unit (WakeUp)/
Code JA3 - Intelligent body control (ACU WakeUp)
18 MFE_20 0.01 Only model 907/910, working speed sensor ON/OFF switch input - High Side (Code M53 - Constant-rpm control/Code MT4 - Variable electronic rpm governor)
19 MFE_22 0.01  
20 MFE_24 0.01  
21 MFA_11 0.5 Code E5M - Extension of PSM standard contact
Code ZH4 - Offroad mode (DSR switch function display)/
Code PZ0 - Delivery package for package delivery veh. DHL integral box body (Circuit 15 CL [ZV] supply PZF)
22 MFA_12 0.5 Code E5M - Extension of PSM standard contact
23 MFE_9 0.01 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
/
Code T58 - Electric step for left load compartment sliding door
/
Code PZ0 - Delivery package for package delivery veh. DHL integral box body ((PSM8) Reed contact partition PZF)
24 MFE_11 0.01 Code MW1 - Engine run-on control (MWS)
25 MFE_13 0.01 ZH4 - Offroad operation (DSR switch signal)
26 MFE_15 0.01  
27 MFE_1 0.01 Code E5M - Extension of PSM standard contact
Code MT4 - Variable electronic rpm governor
/
Code T57 - Electric step for right load compartment sliding door
+
Code T58 - Electric step for left load compartment sliding door
28 MFE_3 0.01 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
/
Code T58 - Electric step for left load compartment sliding door
/
Code PZ0 - Delivery package for package delivery veh. DHL integral box body (unlocking intermediate door PZF)
29 MFE_5 0.01 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
/
Code T58 - Electric step for left load compartment sliding door
30 MFE_7 0.01 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
/
Code T58 - Electric step for left load compartment sliding door
31 MFA_9 0.5 Code E5M - Extension of PSM standard contact
Code M53 - Constant-rpm control/Code MT4 - Variable electronic rpm governor (Working speed regulator switch ON/OFF function lighting - High Side
/
Code PZ0 - Delivery package for package delivery veh. DHL integral box body (backup signal PZF)
32 MFA_10 0.5 Code E5M - Extension of PSM standard contact
Code MW1 - Engine run-on control (EROC [MWS]) (function lighting of engine run-on switch - High Side)
33 MFE_10 0.01  
34 MFE_12 0.01  
35 MFE_14 0.01  
36 MFE_16 0.01  
37 MFE_2 0.01  
38 MFE_4 0.01 reserved for code O02 - Rail veh./Veh. retrofitted with interaxle differential lock
39 MFE_6 0.01 Code E5M - Extension of PSM standard contact
(Code N05 - Countershaft power take-off (2c) without flange
/
Code N07 - MB countershaft power take-off, 2b
+
Code M53 - Constant-rpm control
/
Code MT4 - Variable electronic rpm governor)/
(Code T57 - Electric step for right load compartment sliding door
+
Code T58 - Electric step for left load compartment sliding door)/
Code PZ0 - Delivery package for package delivery veh. DHL integral box body ((PSM4) Reed contact rear-end door PZF)
40 MFE_8 0.01 Code E5M - Extension of PSM standard contact
Code T57 - Electric step for right load compartment sliding door
+
Code T58 - Electric step for left load compartment sliding door

IMPORTANT EMFA = Multifunction output

MFE = Multifunction input

Plug 4 

Pin number Signal name Permanent current [A] Function and code control
1 SPV_CAN_H   Code JO2 - OLU pre-installation/Code JO3 - OLU Connect Unit
Code JA3 - Intelligent body control
CAN K (Multifunction CAN (model 907, 910) or CAN for multifunctions (model 447, 448))
2 SPV_CAN_L   Code JO2 - OLU pre-installation/Code JO3 - OLU Connect Unit
Code JA3 - Intelligent body control
CAN K (Multifunction CAN (model 907, 910) or CAN for multifunctions (model 447, 448))
3 HMI2_CAN_H   CAN HMI2 (CAN 2 for user interface (model 907, 910) or user interface CAN 2 (model 447, 448))
4 HMI2_CAN_L   CAN HMI2 (CAN 2 for user interface (model 907, 910) or user interface CAN 2 (model 447, 448))
5 GND_EMV    
6 GND_EMV    
7 LIN_D    
8 LIN3    
9 BR_P    
10 BR_N    
11 Body-CAN_H   Code ED5 - Parameterizable special module
/
Code ED8 - Electrics pre-installation, parameterizable special module
CAN B (Interior CAN)
12 Body-CAN_L   Code ED5 - Parameterizable special module
/
Code ED8 - Electrics pre-installation, parameterizable special module
CAN B (Interior CAN)
13 3. CAN_H   Code BR9 - Pre-installation for eddy current brake
Code E5M - Extension of PSM standard contact
CAN ABH (Body manufacturer CAN)
14 3. CAN_L   Code BR9 - Pre-installation for eddy current brake
Code E5M - Extension of PSM standard contact
CAN ABH (Body manufacturer CAN)
15 MFA_25 0.5  
16 MFE_25 0.01 Code E5M - Extension of PSM standard contact
Pulldown: Pulldown and digital input not with Power supply option
Power supply option: Same measurement of pin for active ECU
17 LIN_E    
18 Circuit 15 0.01  
19 ETH+    
20 ETH-    

IMPORTANT MFA = Multifunction output

MFE = Multifunction input