Overview of system components for common rail diesel injection (CDI)

GF07.16-P-9997OGS

Overview of system components for common rail diesel injection (CDI)

12.05.2017

Engine

642.8 in model 222

View of model 222

A1

Instrument cluster

L6/4

Right rear axle rpm sensor

N62/1

Radar sensors control unit (with CODE P20 (Driving Assistance Package))

A8/1

Transmitter key

M43/6

Low temperature circulation pump 1

N69/1

Left front door control unit

A40/3

COMAND control unit

N2/10

Supplemental Restraint System control unit

N73

Electronic ignition switch control unit

A40/9

Audio/COMAND control panel

N3/9

CDI control unit

N80

Steering column tube module control unit

B37

Accelerator pedal sensor

N10/6

Front SAM control unit

N118

Fuel pump control unit

B64/1

Brake vacuum sensor

N22/1

Climate control unit

N118/5

AdBlue® control unit (with code U77 (BlueTEC (SCR) diesel exhaust gas cleaning))

G1

On-board electrical system battery

N30/4

Electronic Stability Program control unit

N127

Drivetrain control unit

L6/1

Left front axle rpm sensor

N37/7

NOx sensor control unit downstream of diesel particulate filter (with code U77 (BlueTEC (SCR) diesel exhaust gas cleaning))

S9/1

Brake light switch

L6/2

Right front axle rpm sensor

N37/8

NOx sensor control unit downstream of SCR catalytic converter (with CODE U77 (BlueTEC (SCR) diesel exhaust gas cleaning))

X11/4

Diagnostics connection

L6/3

Left rear axle rpm sensor

N51/3

AIRMATIC control unit

Y3/8n4

Fully integrated transmission control unit (with code 427 (7G-TRONIC)) or (with code 421 (9G-TRONIC))

Front left view of engine

110/2

Charge air cooler

B2/6

Left hot film mass air flow sensor

B2/6b1

Left intake air temperature sensor

B2/7

Right hot film mass air flow sensor

B2/7b1

Right intake air temperature sensor

B28/5

Pressure sensor downstream of air filter

N3/9

CDI control unit

Engine front view

19

Fuel system high-pressure pump

B5/1

Boost pressure sensor

B50

Fuel temperature sensor

Y85

Exhaust gas recirculation cooler bypass switchover valve

Y94

Quantity control valve

Y130

Engine oil pump valve

Engine top front view

110

Exhaust gas turbocharger

B4/6

High-pressure fuel pressure sensor

N14/3

Glow output stage

R39/1

Bleed line heating element

Y74

Pressure regulating valve

Y77/1

Boost pressure regulator

Engine top front view

70

Fuel filter

B4/7

Fuel pressure sensor

B76/1

Condensation sensor for fuel filter with heating element

Y76

Fuel injectors

Engine right view

B1

Engine oil temperature sensor

B17/8

Charge air temperature sensor

G2

Alternator

M1

Starter

M16/6

Throttle valve actuator

Engine top front view

R9

Glow plugs

Engine rear view

B19/11

Temperature sensor upstream of exhaust gas turbocharger

B28/8

Differential pressure sensor (DPF)

B60

Exhaust pressure sensor

B70

Crankshaft Hall sensor

Y27/9

Exhaust gas recirculation actuator

Bottom view of engine

S43

Oil level check switch

Top view of engine

B4/34

Cylinder 1 combustion chamber pressure sensor

B4/37

Cylinder 4 combustion chamber pressure sensor

B6/1

Camshaft Hall sensor

B4/35

Cylinder 2 combustion chamber pressure sensor

B4/38

Cylinder 5 combustion chamber pressure sensor

B11/4

Coolant temperature sensor

B4/36

Cylinder 3 combustion chamber pressure sensor

B4/39

Cylinder 6 combustion chamber pressure sensor

Top view of the engine

M55

Intake port shutoff actuator

Front left view of engine

Y133

Coolant pump switchover valve

Front top view of integral carrier

Y123

Left switchable engine mount

Y123/1

Right switchable engine mount

View of exhaust system (with CODE U77 (BLUETEC (SCR) diesel exhaust gas cleaning))

11

Oxidation catalytic converter

12

Diesel particulate filter

13

SCR catalytic converter

14

Rear muffler

B16/15

Temperature sensor upstream of SCR catalytic converter

B19/7

Temperature sensor upstream of catalytic converter

B19/9

Temperature sensor upstream of diesel particulate filter

G3/2

Lambda sensor upstream of catalytic converter

N37/7

NOx sensor control unit downstream of diesel particulate filter

N37/7b1

NOx sensor downstream of diesel particulate filter

N37/8

NOx sensor control unit downstream of SCR catalytic converter

N37/8b1

NOx sensor downstream of SCR catalytic converter

Y129

AdBlue® metering valve

Phantom view of fuel tank from front right

45

Filler neck

75

Fuel tank

88

Fuel delivery module

B4/1

Fuel tank fuel level indicator fill level sensor, left

B4/2

Fuel tank fuel level indicator fill level sensor, right

M3

Fuel pump (FP)

View of AdBlue® container (with code U77 (BlueTEC (SCR) diesel exhaust gas cleaning))

33

AdBlue® tank

45

AdBlue® filler neck

A103/2

AdBlue® delivery module

Rear view of fan housing

M4/7

Fan motor

M87

Radiator shutters actuator

Right rear view of vehicle

N127

Drivetrain control unit

Rear view of vehicle (with CODE U77 (BLUETEC (SCR) diesel exhaust gas cleaning))

N118/5

AdBlue® control unit

K40/5kV

AdBlue® relay

Rear view of vehicle (with CODE U77 (BLUETEC (SCR) diesel exhaust gas cleaning))

33

AdBlue® tank

45

AdBlue® filler neck

A103/1b1

AdBlue® tank temperature sensor

A103/1b5

AdBlue® fill level sensor

A103/1r1

AdBlue® tank heating element

A103/2

AdBlue® delivery module

A103/2m1

AdBlue® delivery pump

A103/2m2

AdBlue® extraction pump

R7/1

AdBlue® pressure line heating element

View of engine fuse and relay module (K40/8)

K40/8kG

Engine compartment terminal 15 relay

K40/8kH

Starter terminal 50 relay

K40/8kN

Terminal87M relay

Component description for instrument cluster

Engine 642.8 in model 222
up to model year 2018
A1

GF54.30-P-6000LF

Component description for COMAND controller unit

Engine 642.8 in model 222
up to model year 2018
A40/3

GF82.85-P-3136LF

Component description for Audio/COMAND control panel

Engine 642.8 in model 222
up to model year 2018
A40/9

GF54.21-P-4501LF

Supplemental restraint system control unit, component description

N2/10

GF91.60-P-4080LF

Component description for CDI control unit

N3/9

GF07.16-P-6000OGS

Component description for front SAM control unit

N10/6

GF54.21-P-7010LF

Climate control control unit, component description

N22/1

GF83.40-P-2250LF

Component description for Electronic Stability Program control unit

Model 222 (except 222.004/057/104/157/163) with engine 642.8
up to model year 2018
N30/4

GF42.45-P-5119LF

Component description for NOx sensor control unit

Engine 642.8 in model 222
with code U77 (Diesel Emission control BLUETEC (SCR))
N37/7, N37/7b1, N37/8, N37/8b1

GF14.40-P-3024OGS

AIRMATIC control unit, component description

N51/3

GF32.22-P-5110LF

Component description for radar sensors control unit

Model 222 with engine 642.8
up to model year 2018
with code P20 (Driving Assistance package Plus)
N62/1

GF30.30-P-3301LF

Component description for left front door control unit

N69/1

GF72.29-P-6001LF

Component description for the electronic ignition lock control unit

N73

GF80.57-P-6001LF

Component description for steering column tube module control unit

Engine 642.8 in model 222
up to model year 2018
N80

GF54.21-P-6051LF

Component description for fuel pump control unit

N118

GF47.40-P-2001OGS

Component description for exhaust aftertreatment control unit

Engine 642.8 in model 222
with code U77 (Diesel Emission control BLUETEC (SCR))
N118/5

GF14.40-P-3030OGS

Drivetrain control unit, component description

N127

GF54.21-P-2141OGS

Component description for fully integrated transmission control unit

Model 222 with engine 642.8 with transmission 722.9 (except 722.931/971)
with code 427 (7G-TRONIC)
Y38n4

GF27.60-P-5165AHB

Model 222 with engine 642.8 with transmission 725.0
with code 421 (9G-TRONIC)
Y38n4

GF27.60-P-5165AND

Table of contents for function description of common rail diesel injection (CDI)

GF07.16-P-0999OGS