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Home >> Mercedes Benz >> 2021 >> Metris Van Cargo >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Electrical System, Equipment & Instruments (01 Of 11) -- 447 Chassis >> Basic Knowledge >> Assignment Of Pre-Fuse Box In Vehicle Interior >> Assignment Of Pre-Fuse Box In Vehicle Interior - GF54.15-S-1256-37TRF

Assignment Of Pre-Fuse Box In Vehicle Interior - GF54.15-S-1256-37TRF

Model 447 

With Code XM0 (Facelift) 

View from front 

Model 447.6/7 

Fig 1: Pre-Fuse Box In Vehicle Interior - Model 447.6/7 With Code XM0 View From Front
G16501187Courtesy of MERCEDES-BENZ USA
Connection Fuse Circuit Wire Identification Assignment Restrictive validity Rating in amperes (A)
A1 Pyrofuse A1 (F1fA1) 30 59.0 BK Starter (M1) - -
A2 Pre-fuse A2 (F1fA2) 30 10.0 RDBK Glow output stage (N14/8) Engine 651, 654 100
A2 Pre-fuse A2 (F1fA2) 30 10.0 RDBK Glow output stage (N14/9) Engine 622 100
A3 Pre-fuse A3 (F1fA3) 30 6.0 RDBU Electric controller unit for fully integrated transmission control (VGS) (N15/15) With code G43 (9G-TRONIC) 50
A4 Pre-fuse A4 (F1fA4) 30 6.0 RD Rear socket relay (K127) With code ES3 (12V sockets for rear left and right seat rows) 50
A5 Pre-fuse A5 (F1fA5) 30 - Not assigned - 100
A6 Pre-fuse A6 (F1fA6) 30 35.0 RD Firewall fuse and relay module (K40/11) - 250
A7 Pre-fuse A7 (F1fA7) 30 16.0 RD Engine compartment fuse and relay module (K40/10) - 150
A8 Pre-fuse A8 (F1fA8) 30 16.0 RD Fuse and relay module, front passenger footwell (K40/12) - 150
A9 Pre-fuse A9 (F1fA9) 30 - Not assigned - 100
A10 Pre-fuse A10 (F1fA10) 30 10.0 RD Electric fan (M91) Engine 274, 622, 651 100
A11 Pre-fuse A11 (F1fA11) 30 12.0 RD Electric power steering (ES) control unit (N68) - 100
A12 Pre-fuse A12 (F1fA12) 30 16.0 RD Battery cutoff relay (K57) With code E28 (Additional battery for retrofitted consumers) or with code E36 (Cutoff relay for additional battery) or with code ZH6 (Marco Polo ACTIVITY) 150
A13 Pre-fuse A13 (F1fA13) 30 10.0 RD Signal acquisition and actuation module (SAM) control unit (N10/1) via pre-fuse box circuit 30 end sleeve (Z4/6) - 40
A14 Pre-fuse A14 (F1fA14) 30 - Not assigned - 40
A15 Pre-fuse A15 (F1fA15) 30 - Not assigned - 40
A16 Pre-fuse A16 (F1fA16) 30 - Not assigned - 150
E1 - 30 50.0 BK On-board electrical system battery (G1) - -
E2 Pre-fuse E2 (F1fE2) 30 85.0 BK Alternator (G2) - 350
P2 (Pin 1) - - 0.5 PKYE Supplemental Restraint System (SRS) control unit (N2/18) - -
P2 (Pin 2) - - 0.5 GY Supplemental Restraint System (SRS) control unit (N2/18) - -
Q2 (Pin 1) - Signal 0.5 BKBU Signal acquisition and actuation module (SAM) control unit (N10/1) With CODE MJ8 (ECO start/stop function) -
Q2 (Pin 2) - 31 0.5 BN Right vehicle interior firewall ground point (W43/2) With CODE MJ8 (ECO start/stop function) -

Model 447.8 

Connection Fuse Circuit Wire Identification Assignment Restrictive validity Rating in amperes (A)
A1 Pyrofuse A1 (F1fA1) 30 59.0 BK Starter (M1) - -
A2 Pre-fuse A2 (F1fA2) 30 10.0 RDBK Glow output stage (N14/8) Engine 651, 654 100
A3 Pre-fuse A3 (F1fA3) 30 6.0 RDBU Electric controller unit for fully integrated transmission control (VGS) (N15/15) With code G43 (9G-TRONIC) 50
A4 Pre-fuse A4 (F1fA4) 30 6.0 RD Rear socket relay (K127) With code ES3 (12V sockets for right and left rear seat rows), except code E28 (Additional battery for retrofitted consumers) 50
A5 Pre-fuse A5 (F1fA5) 30 - Not assigned - 60
A6 Pre-fuse A6 (F1fA6) 30 35.0 RD Firewall fuse and relay module (K40/11) - 250
A7 Pre-fuse A7 (F1fA7) 30 16.0 RD Engine compartment fuse and relay module (K40/10) - 150
A8 Pre-fuse A8 (F1fA8) 30 16.0 RD Fuse and relay module, front passenger footwell (K40/12) - 150
A9 Pre-fuse A9 (F1fA9) 30 - Not assigned - -
A10 Pre-fuse A10 (F1fA10) 30 10.0 RD Electric fan (M91) Engine 274 with code G42 (7G-TRONIC PLUS) or with code G43 (9G-TRONIC), engine 622, 651 100
A11 Pre-fuse A11 (F1fA11) 30 12.0 RD Electric power steering (ES) control unit (N68) - 100
A12 Pre-fuse A12 (F1fA12) 30 16.0 RD Battery cutoff relay (K57) with code E36 (Battery cutoff relay for additional battery) 150
A13 Pre-fuse A13 (F1fA13) 30 10.0 RD Signal acquisition and actuation module (SAM) control unit (N10/1) via pre-fuse box circuit 30 end sleeve (Z4/6) - 40
A14 Pre-fuse A14 (F1fA14) 30 - Not assigned - 40
A15 Pre-fuse A15 (F1fA15) 30 - Not assigned - 40
A16 Pre-fuse A16 (F1fA16) 30 - Not assigned - -
E1 - 30 50.0 BK On-board electrical system battery (G1) - -
E2 Pre-fuse E2 (F1fE2) 30 85.0 BK Alternator (G2) - 350
P2 (Pin 1) - - 0.5 PKYE Supplemental Restraint System (SRS) control unit (N2/18) - -
P2 (Pin 2) - - 0.5 GY Supplemental Restraint System (SRS) control unit (N2/18) - -
Q2 (Pin 1) - Signal 0.5 BKBU Signal acquisition and actuation module (SAM) control unit (N10/1) With CODE MJ8 (ECO start/stop function) -
Q2 (Pin 2) - 31 0.5 BN Right vehicle interior firewall ground point (W43/2) With CODE MJ8 (ECO start/stop function) -