Assignment Of Engine Fuse And Relay Module - GF54.15-P-1256-32FG

Model 213 up to model year 2021

Relays J, K, L, M and O are located inside the housing and firmly soldered onto the PCB.

Fig 1: Engine Fuse And Relay Module - Model 213 Up To Model Year 2021

Courtesy of MERCEDES-BENZ USA

Slot	Fuse Identification	Circuit	Wire Identification	Fused component	Fuse rating (A)
100	Electrical fuse 100 (K40/8f100)	87	4.0 RD	With code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUG-IN)) or code ME06 (Hybrid drive 60 KW variant (including plug-in)): Electric vacuum pump (M56)	40
101	Electrical fuse 101 (K40/8f101)	87M	1.5 RDGN	Except engine 177: Circuit 87/2 end sleeve (Z7/48z1)	15
			4.0 RDGN	Engine 177: Engine wiring harness/engine compartment electrical connection (X26)
102	Electrical fuse 102 (K40/8f102)	87M	2.5 RDBU	Engine 177, 274, 642: Engine wiring harness/engine compartment electrical connection (X26)	20
				Engine 642, 654, 656: CDI control unit (N3/9)
				Engine 276: Circuit 87 M1i end sleeve (Z7/38z1)
				Engine 256: ME-SFI [ME] control unit (N3/10)
			4.0 RDBU	Engine 264: Engine wiring harness/engine compartment electrical connection (X26)
103	Electrical fuse 103 (K40/8f103)	87M	1.5 RDYE	Engine 264, 274, 276: ME-SFI [ME] control unit (N3/10)	15
				Engine 654, 656: CDI control unit (N3/9)
				With code U77 (BLUETEC (SCR) diesel exhaust treatment): NOx sensor control unit downstream of diesel particulate filter (N37/7) NOx sensor control unit downstream of SCR catalytic converter (N37/8)
			2.5 RDYE	Engine 177: Engine wiring harness/engine compartment electrical connection (X26)
				Except engine 177 with code 494 (USA version): Fuel tank diagnostic module (A101)
			4.0 RDYE	Engine 256: Connector sleeve, circuit 87/4 (Z7/73z2)
104	Electrical fuse 104 (K40/8f104)	87M	0.5 RDBK	Engine 274: Engine wiring harness/engine compartment electrical connection (X26)	15
			1.5 RDBK	Engine 642: Engine wiring harness/engine compartment electrical connection (X26)
			4.0 RDBK	Engine 177, 264: Engine wiring harness/engine compartment electrical connection (X26)
			1.5 RDBK	Engine 654, 656: CDI control unit (N3/9)
			4.0 RDBK	Engine 276: Circuit 87 M1e end sleeve (Z7/35z1)
			4.0 RDBK	Engine 256: Connector sleeve, circuit 87/3 (Z7/75z1)
105	Electrical fuse 105 (K40/8f105)	87	-	Spare	-
106	Electrical fuse 106 (K40/8f106)	87M	-	Spare	-
107	Electrical fuse 107 (K40/8f107)	87	6.0 RD	Engine 274 except code M014 (Engine, uprated): Electric coolant pump (M75/11)	60
108	Electrical fuse 108 (K40/8f108)	15M	1.0 RD	Model 213.050: Accelerator pedal sensor (B37)	15
109	Electrical fuse 109 (K40/8f109)	15M	0.5 RDGN	With code B53 (Acoustic ambient protection): Front sound generator (H4/11) Sound generator (H4/16)	10
110	Electrical fuse 110 (K40/8f110)	30t	1.5 PKRD	With CODE 631 (Static left-hand traffic LED headlamp) or CODE 632 (Static right-hand traffic LED headlamp): Right front lamp unit (E2)	20
			1.5 GNRD	With code 641 (Dynamic LED headlamps, left-hand traffic) or code 642 (Dynamic LED headlamps, right-hand traffic): Left front lamp unit (E1) Right front lamp unit (E2)
111	Electrical fuse 111 (K40/8f111)	30t	2.5 RDBK	Wiper motor (M6/1)	30
112	Electrical fuse 112 (K40/8f112)	30t	-	Spare	-
113	Electrical fuse 113 (K40/8f113)	50	2.5 VTWH	Starter (M1)	30
114	Electrical fuse 114 (K40/8f114)	87	4.0 RDWH	Model 213.2 except code 489 (AIR BODY CONTROL): AIR BODY CONTROL compressor (A9/1)	40
				Model 213 with code 489 (AIR BODY CONTROL): AIR BODY CONTROL compressor (A9/1)
			2.5 RDGN	Engine 177: Low-temperature circuit circulation pump 1 (M43/6) Low temperature circuit circulation pump 2 (M43/7)	20
115	Electrical fuse 115 (K40/8f115)	87	-	Spare	-
116	Electrical fuse 116 (K40/8f116)	87	0.35 RDOG	With code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUG-IN)) or code ME06 (Hybrid drive 60 KW variant (including plug-in)): Electronic Stability Program control unit (N30/4)	5
117	Electrical fuse 117 (K40/8f117)	30t	0.5 RD	With code B01 (48V technology): Electric refrigerant compressor (A9/5)	7, 5
118	Electrical fuse 118 (K40/8f118)	87	1.0 RDGN	Circuit 87C end sleeve (Z141/2z1)	15
119	Electrical fuse 119 (K40/8f119)	87	1.0 RDBU	Circuit 87/C1 end sleeve (Z141/1z1)	15
120	Electrical fuse 120 (K40/8f120)	30t	-	Spare	-
121	Electrical fuse 121 (K40/8f121)	15M	0.75 RD	Park pawl capacitor (C8)	10
122	Electrical fuse 122 (K40/8f122)	15M	1.0 PKRD	Engine 177: Electric differential lock control unit (N3/2) Active engine mounts control unit (N3/42)	7, 5
			0.5 RDGN	With code B53 (Acoustic ambient protection): Rear sound generator (H4/135)	5
123	Electrical fuse 123 (K40/8f123)	15M	0.5 BKRD	Front SAM control unit (N10/6)	5
124	Electrical fuse 124 (K40/8f124)	30t	-	Spare	-
125	Electrical fuse 125 (K40/8f125)	15M	0.5 PKRD	Powertrain control unit (N127)	5
				Engine 177, 256, 264, 274, 276: ME-SFI [ME] control unit (N3/10)
				Engine 642, 654, 656: CDI control unit (N3/9)
				With code M005 (4MATIC): All-wheel drive control unit (N45)
126	Electrical fuse 126 (K40/8f126)	15M	0.5 PKRD	Except code 631 (Static LED headlamps, left-hand traffic) and except code 632 (Static LED headlamps, right-hand traffic): Left front lamp unit (E1) Right front lamp unit (E2)	5
127	Electrical fuse 127 (K40/8f127)	50	0.5 VTWH	Except code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUG-IN)) and except code ME06 (Hybrid drive 60 KW variant (including plug-in)) and except code B01 (48V technology): Voltage dip limiter (R62) Front-end relay (K92)	5
128	Electrical fuse 128 (K40/8f128)	15M	0.35 PKRD	Exterior lights switch (S1)	5
129	Electrical fuse 129 (K40/8f129)	15M	0.5 RD	Electronic Stability Program control unit (N30/4)	5
130	Electrical fuse 130 (K40/8f130)	15M	-	Spare	-
132	Electrical fuse 132 (K40/8f132)	87	0.35 OG	With code 489 (AIR BODY CONTROL): AIR BODY CONTROL, control unit (N51/3)	5
				Model 213.2 except code 459 (Steel suspension with adjustable damping) and except code 489 (AIR BODY CONTROL): Rear axle electronic level control system control unit (N97)
133	Electrical fuse 133 (K40/8f133)	30t	1.5 PKRD	With CODE 631 (Static left-hand traffic LED headlamp) or CODE 632 (Static right-hand traffic LED headlamp): Left front lamp unit (E1)	20
				With code 641 (Dynamic LED headlamps, left-hand traffic) or code 642 (Dynamic LED headlamps, right-hand traffic): Left front lamp unit (E1) Right front lamp unit (E2)

Relay Identification	Designation
G	Engine compartment circuit 15 relay (K40/8kG)
H	Starter circuit 50 relay (K40/8kH)
I	With code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUG-IN)) or code ME06 (Hybrid drive 60 KW variant (including plug-in)): Vacuum pump mechanical relay (-) (K40/8kI)
J	CPC relay (K40/8kJ)
K	Model 213.088/089/288/289: Oil pump relay (K40/8kK)
L	Horn relay (K40/8kL)
M	Wiper park position heater relay (K40/8kM)
N	Circuit 87M relay (K40/8kN)
O	Model 213.016/050/053/054/216: Starter circuit 15 relay (K40/8kO)
P	Engine 274 except code M014 (Engine, uprated): Coolant pump relay (K40/8kP)
Q	With code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUG-IN)) or code ME06 (Hybrid drive 60 KW variant (including plug-in)): Vacuum pump electronic relay (+) (K40/8kQ)
R	With code 489 (AIR BODY CONTROL) or model 213.2 except code 459 (Steel suspension with adjustable damping) and except code 489 (AIR BODY CONTROL) or model 213.088/089/288/289: Relay R (K40/8kR)
NOTE: Relays J, K, L, M and O are located inside the housing and firmly soldered onto the PCB.