LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mercedes Benz >> 2021 >> Metris Van Cargo >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Electrical System, Equipment & Instruments (01 Of 11) -- 447 Chassis >> Basic Knowledge >> Assignment Of Fuse And Relay Module, Right A-Pillar >> Assignment Of Fuse And Relay Module, Right A-Pillar - GF54.15-S-1256-38TRA
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Assignment Of Fuse And Relay Module, Right A-Pillar - GF54.15-S-1256-38TRA

Model 447 

With Code ED5 (Parameterisable special module) 

Model 447 

With Code EK1 (Terminal strip for electrical connection) 

Model 447 

With Code JD1 (Digital tachograph) 

Model 447 

With Code JV6 (Tachograph pre-installation kit) 

Model 447 

With Code T55 (Electric operation of sliding door on right) 

Model 447 

With Code W68 (Electrically operated liftgate) 

Model 447 

With Code ZK2 (Taxi version with emergency alarm system) 

Model 447 

With Code ZK3 (Taxi version without emergency alarm system) 

Model 447 

With Code ZK7 (Equipment line MARCO POLO) 

Model 447 

With Code ZM7 (Rental vehicle package with emergency alarm system) 

Model 447 

With Code ZM8 (Rental vehicle package) Model 448 

Shown on Model 447.8 

G16501188Courtesy of MERCEDES-BENZ USA

447.8 

Connection Pin Fuse Clamping device Wire identification Assignment Restrictive validity Rating in amperes (A)
E1 - - 30 16.0 RD Pre-fuse box (F1) - -
E3 - - 30 4.0 RD Additional battery (G1/1) With code ZK7 (MARCO POLO equipment line) -
S1 1 Electrical fuse 305 (K40/12f305) 30 1.0 RDWH Left 1st rear seat row seat heater/ventilation control unit (N32/12) With code H05 (Seat climate control in rear passenger compartment, 1st seat row) 10
S1 2 Electrical fuse 308 (K40/12f308) 30 1.0 RDGY Right 1st rear seat row seat heater/ventilation control unit (N32/13) With code H05 (Seat climate control in rear passenger compartment, 1st seat row) 10
S1 3 Electrical fuse 310 (K40/12f310) 30 1.0 RDYE Left 2nd rear seat row seat heater/ventilation control unit (N32/14) With code H07 (Seat climate control in rear passenger compartment, 2nd seat row) 10
S1 4 Electrical fuse 309 (K40/12f309) 30 1.0 RD Right 2nd rear seat row seat heater/ventilation control unit (N32/15) With code H07 (Seat climate control in rear passenger compartment, 2nd seat row) 10
S1 5 - - - Not assigned - -
S1 6 Electrical fuse 317 (K40/12f317) 15 0.5 BKBU Rear seat floor covering main wiring harness/main wiring harness electrical connector (X234) With code H05 (Seat climate control in rear passenger compartment, 1st seat row) 5
S2 1 Electrical fuse 303 (K40/12f303) 30 2.5 RD Parameterizable special module (PSM) control unit (N26/16) With code ED5 (Parameterizable special module) 25
S2 2 Electrical fuse 304 (K40/12f304) 30 2.5 RDBK Parameterizable special module (PSM) control unit (N26/16) With code ED5 (Parameterizable special module) 25
S2 3 Electrical fuse 306 (K40/12f306) 30 - - With code FG6 (Center console with cooling compartment) 10
S2 4 Electrical fuse 312 (K40/12f312) 30 - - With code FG6 (Center console with cooling compartment) 30
S2 5 Electrical fuse 311 (K40/12f311) 30 4.0 RDWH Right sliding door control unit (E-LSTR) (N69/6) With code T55 (Electric actuator for right sliding door) or with code W68 (Electrically operated liftgate) 30
S2 6 - - - Not assigned - -
S3 - Electrical fuse 300 (K40/12f300) 30 - - With code ZK7 (MARCO POLO equipment line) 25
S4 - Electrical fuse 321 (K40/12f321) 30 - - With code EK1 (Terminal strip for electrical connection) 25
S4 - Electrical fuse 321 (K40/12f321) 30 - - With code FG6 (Center console with cooling compartment) 10
S5 - - - - Not assigned - -
S6 1 Electrical fuse 323 (K40/12f323) 30 2.5 RD Warm air stationary heater control unit (WLSTH) (N33/5) With code HZ1 (Auxiliary heater (warm air)) and with code ZK7 (MARCO POLO equipment line) 25
S8 1 Electrical fuse 301 (K40/12f301) 30 0.5 RD Digital tachograph (DTCO) control unit (A56) With code JD1 (Tachograph with digital technology) or with code JV6 (Tachograph preinstallation) 5
S8 2 - - - Not assigned - -
S8 3 - - - Not assigned - -
S8 4 Electrical fuse 315 (K40/12f315) 15 0.75 RDGY Digital tachograph (DTCO) control unit (A56) With code JD1 (Tachograph with digital technology) or with code JV6 (Tachograph preinstallation) 7, 5
S9 1 - 31 0.5 BN Right vehicle interior firewall ground point (W43/2) Without CODE ZM3 (Right-hand drive vehicle version) -
S9 1 - 31 0.5 BN Left vehicle interior firewall ground point (W43/1) With CODE ZM3 (Right-hand drive vehicle version) -
S9 2 Electrical fuse 314 (K40/12f314) 15 - - With code FG6 (Center console with cooling compartment) 5
S9 3 Electrical fuse 27 (K40/11f27) 15 0.5 BKGY Fuse box S10 (K40/11-s10) With code ED5 (Parameterizable special module) or with code JD1 (Tachograph with digital technology) or with code JV6 (Tachograph preinstallation) or with code T55 (Electric actuator for right sliding door) 5
S9 4 - - - Not assigned - -
S9 5 - - - Not assigned - -
S9 6 Electrical fuse 322 (K40/12f322) 30 0.5 RDBN Air stationary heater radio remote control receiver (A49/6) With CODE HY2 (Radio remote control for warm air auxiliary heater) 20
S9 7 Electrical fuse 320 (K40/12f320) 15 0.5 BKRD Electrical connection 3 (X8/30) With code ZK7 (MARCO POLO equipment line) 5
S9 7 Electrical fuse 320 (K40/12f320) 15 - - With code EK1 (Terminal strip for electrical connection) 15
S9 8 - D+ 0.5 BU Signal acquisition and actuation module (SAM) control unit (N10/1) With code EK1 (Terminal strip for electrical connection) or with code ZK7 (MARCO POLO equipment line) -
S9 9 Electrical fuse 319 (K40/12f319) 61 0.5 BUYE Electrical connection 3 (X8/30) With code ZK7 (MARCO POLO equipment line) 5
S9 9 Electrical fuse 319 (K40/12f319) 61 - - With code EK1 (Terminal strip for electrical connection) 15
S9 10 - - - Not assigned - -

Model 448 

Connection Pin Fuse Clamping device Wire identification Assignment Restrictive validity Rating in amperes (A)
E1 - - 30 16.0 RD Pre-fuse box (F1) - -
E3 - - - - Not assigned - -
S1 1 Electrical fuse 305 (K40/12f305) 30 1.0 RD/WH Left 1st rear seat row seat heater/ventilation CAN decoupler control unit (N164) With code U90 (Left 1st seat row luxury seat) 10
S1 2 Electrical fuse 308 (K40/12f308) 30 1.0 RD/GY Right 1st rear seat row seat heater/ventilation With code U91 (Right 1st seat row luxury seat) 10
S1 3 Electrical fuse 310 (K40/12f310) - - Not assigned - -
S1 4 Electrical fuse 309 (K40/12f309) - - Not assigned - -
S1 5 Electrical fuse 316 (K40/12f316) - - Not assigned - -
S1 6 Electrical fuse 317 15 0.5 BK/BU Left 1st rear seat row seat adjustment control unit with memory (N25/20), right 1st With code U90 (Left 1st seat row luxury seat), U91 (Right 1st seat row luxury seat) 5
    (K40/12f317)     rear seat row seat adjustment control unit with memory (N25/21)    
S2 1 Electrical fuse 303 (K40/12f303) 30 2.5 RD Parameterizable special module (PSM) control unit (N26/16) With code ED5 (Parameterizable special module) 25
S2 2 Electrical fuse 304 (K40/12f304) 30 2.5 RD/BK Parameterizable special module (PSM) control unit (N26/16) With code ED5 (Parameterizable special module) 25
S2 3 Electrical fuse 306 (K40/12f306) 30 1.5 RD/OG Cool box (A39) With code FG6 (Center console with cooling compartment) 10
S2 4 Electrical fuse 312 (K40/12f312) 30 2.5 RD DC/AC converter control unit (N24/3) With code FG6 (Center console with cooling compartment) 30
S2 5 Electrical fuse 311 (K40/12f311) 30 4.0 RDWH Right sliding door control unit (E-LSTR) (N69/6) With code T55 (Electric actuator for right sliding door) or with code W68 (Electrically operated liftgate) 30
S2 6 - - - Not assigned - -
S3 - - - - Not assigned - -
S4 - Electrical fuse 321 (K40/12f321) 30 2.5 RD/GN Thermo cup holder in center console R5/4 With code FG6 (Center console with cooling compartment) 10
S5 - Electrical fuse 302 (K40/12f321) 30 - - With code EK1 (Terminal strip for electrical connection) 20
S6 - - - - Not assigned - -
S8 1 - - - Not assigned - -
S8 2 - - - Not assigned - -
S8 3 - - - Not assigned - -
S8 4 - - - Not assigned - -
S9 1 - 31 - - - -
S9 2 Electrical fuse 314 (K40/12f314) 15 - - With code FG6 (Center console with cooling compartment) 5
S9 3 - 15 0.5 BKGY Firewall fuse and relay module (K40/11) With code EK1 (Terminal strip for electrical connection) -
S9 4 - - - Not assigned - -
S9 5 - - - Not assigned - -
S9 6 - - - Not assigned - -
S9 7 Electrical fuse 320 (K40/12f320) 15 - - With code EK1 (Terminal strip for electrical connection) 15
S9 8 - 61 0.5 BU Signal acquisition and actuation module (SAM) control unit (N10/1) With code EK1 (Terminal strip for electrical connection) -
S9 9 - 15 - Not assigned - -
S9 9 Electrical fuse 319 (K40/12f319) 61 - - With code EK1 (Terminal strip for electrical connection) 15
S9 10 - - - Not assigned - -
S10 1 - - - Not assigned - -
S10 2 - - - Not assigned - -
S10 3 - - - Not assigned - -
S10 5 Electrical fuse 314 15 - - With code FG6 (Center console with cooling compartment) 5
    (K40/12f314)          
S10 6 Electrical fuse 319 (K40/12f319) 61 0.5 PK/GN - With code EK1 (Terminal strip for electrical connection) 15
S10 7 Electrical fuse 320 (K40/12f320) 15 - - With code EK1 (Terminal strip for electrical connection) 15
S10 8 - - - Not assigned - -

Legend