Chassis Specific Locations

Motor Electronics (ME-SFI) Fuel Injection And Ignition System Arrangement Of Components

Model 215,220




B37 Accelerator pedal sensor
K40/5kT Fuel pump relay (rear fuse and relay module, plug position T)
K40/7kK Motronic/chassis relay (right fuse and relay module, plug position K)
K40/7kL Starter relay (right fuse and relay module, plug position L)
K40/7kN Air pump relay (right fuse and relay module, plug position N)
N3/10 ME-SFI control unit




A1e58 Engine diagnosis indicator lamp EURO3/4
X11/4 Datalink connector
Y58/1 Purge control valve




Engine 112, 113
22 Vacuum reservoir exhaust flap (for cylinder shutoff)
G3/3 Left O2 sensor upstream of TWC
G3/4 Right O2 sensor, upstream of TWC
G3/5 Left O2 sensor upstream of TWC
G3/6 Right O2 sensor, upstream of TWC
Y93 Switchover valve for the exhaust gas flap (for cylinder shut-off)




77 Activated charcoal canister
A1E26 "CHECK ENGINE" MIL (USA)
B4/3 Fuel tank pressure sensor (USA)
Y58/4 Activated charcoal filter shutoff valve (USA)




Engine 112, 113, 137
55/1 Fuel filter with integrated fuel pressure regulator
F1/1 Right fuse box
K40/5kT Fuel pump relay (rear fuse and relay module, plug position T)
K40/7kK Motronic/chassis relay (right fuse and relay module, plug position K)
K40/7kL Starter relay (right fuse and relay module, plug position L)
K40/7kN Air pump relay (right fuse and relay module, plug position N)
M3 Fuel pump (FP)
N3/10 ME-SFI control unit




Engine 137
G3/9 Right O2 sensor, upstream of TWC Cylinder 1 to 3
G3/10 Right O2 sensor, upstream of TWC Cylinder 4 to 6




Engine 137
G3/7 Left O2 sensor upstream of TWC Cylinder 7 to 9
G3/8 Left O2 sensor upstream of TWC Cylinder 10 to 12




Engine 137
G3/11 Left O2 sensor, downstream of TWC Cylinder 7 to 9
G3/12 Left O2 sensor downstream of TWC Cylinder 10 to 12
G3/13 Right O2 sensor, upstream of TWC Cylinder 1 to 3
G3/14 Right O2 sensor, upstream of TWC Cylinder 4 to 6




Engine 137
G3/7X1 Connector of left O2 sensor, upstream of TWC for cylinder 7 to 9
G3/8X1 Connector for left O2 sensor upstream of catalytic converter for cylinder 10 to 12
G3/9X1 Connector of right O2 sensor, upstream of TWC for cylinder 1 to 3
G3/10X1 Right O2 sensor connector upstream of catalytic converter for cylinder 4 to 6
G3/11X1 Connector for left O2 sensor downstream of catalytic converter for cylinder 7 to 9
G3/12X1 Connector for left O2 sensor downstream of catalytic converter for cylinder 10 to 12
G3/13X1 Right O2 sensor connector downstream of catalytic converter for cylinder 1 to 3
G3/14X1 Right O2 sensor connector downstream of catalytic converter for cylinder 4 to 6