GF07.16-P-9997OGG Overview of system components for common rail diesel injection (CDI) 19.12.2016
Engine 642.8 in model 164.1Engine 642.8 in model 164.8Engine 642.8 in model 251.0Engine 642.8 in model 251.1
P07.16-3507-79
Vehicle view from the front left on model 164.1
A1 Instrument cluster N22 AAC [KLA] control and operating N93 Central gateway control unitunit (except code 581 (Comfort
automatic air conditioning))
N2/7 Restraint systems control unit N22/7 Comfort AAC [KLA] control and N118 Fuel system control unitoperating unit (with code 581 (Automatic air conditioning))
N3/9 CDI control unit N47-5 ESP control unit Y3/8 Electric controller unit (VGS)
N10 Front SAM control unit N73 EZS control unit
N10/8 Rear SAM control unit N80 Steering column tube module
Page 1 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
View of engine from front right
B2/6 Left hot film MAF sensor
B2/6b1 Intake air temperature sensor
B2/7 Right hot film MAF sensor
B2/7b1 Intake air temperature sensor
B5/1 Boost pressure sensor
B16/14 Exhaust gas recirculation temperature sensor
B50 Fuel temperature sensor
M16/6 Throttle valve actuator
Y74 Pressure regulating valve
Y85 EGR cooler bypass flap switchover valve (except code
U42 (BlueTEC (SCR) diesel exhaust treatment)) and code 494 (USA version))
Y94 Quantity control valve
P07.16-3518-06
View of the engine from above
B4/6 Rail pressure sensor
B6/1 Camshaft Hall sensor
B28/8 Pressure differential sensor (DPF) (with code 474 (Particulate filter))
B60 Exhaust back pressure sensor (model 164)
B60 Exhaust pressure sensor (model 251)
M55 Intake port shutoff motor
N14/3 Glow time output stage
R48 Two-disk thermostat heating element (except code U42 (BlueTEC (SCR) diesel exhaust treatment)) and code 494 (USA
version))
R54 Fuel preheating system heating element (except code U41 (Fuel/water separator and lubrication package) or (except code U42
(BlueTEC (SCR) diesel exhaust treatment)) and with code 494 (USA version)
Y27/9 Left exhaust gas recirculation positioner
Y74 Pressure regulating valve P07.16-3383-06
Y76 Fuel injectors
Y77/1 Boost pressure positioner
Page 2 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
View of engine from the rear
11 Oxidation catalytic converter
G3/2 O2sensor upstream of CAT
P07.04-2674-06
P07.04-2676-08
View of engine from the right (with code U42 (BlueTEC (SCR) diesel exhaust treatment))
11 Oxidation catalytic converter 12 Diesel particulate filter (DPF) B19/7 Temperature sensor upstream of CAT (with code U42 (BlueTEC (SCR) diesel exhaust treatment))
Page 3 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
View of engine from the below
48 Small oil pan
B1 Oil temperature sensor
P18.30-2076-06
P07.04-2330-09
View of engine from front right
B17/8 Charge air temperature sensor
Page 4 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
View of engine from upper left
B28/5 Pressure sensor downstream of
air filter
P07.04-2320-06
P07.04-2675-08
View of the engine from above (with code U42 (BlueTEC (SCR) diesel exhaust treatment) and code 494 (USA version)
B28/8 Pressure differential sensor B28/16 Pressure differential sensor for (DPF) diesel particulate filter for
onboard diagnostics (OBD)
View of the engine from above (with code U41 (Fuel/water separator and lubrication package) or (with code U42 (BlueTEC (SCR) diesel exhaust treatment) and code 494 (USA version)
B76/1 Condensation sensor for fuel filter with heating element
P47.50-2097-04
Page 5 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
View of the engine from above (with code U42 (BlueTEC (SCR) diesel exhaust treatment) and code 494 (USA version)
B96/1 Left intake port shutoff end position sensor
B96/2 Right intake port shutoff end
position sensor
P09.20-2261-06
P15.20-2123-09
View of engine from rear left
R9 Glow plugs
Page 6 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
P09.00-2059-09
View of the engine from above
R39/1 Vent line heater element
View of engine from rear left
S43 Oil level check switch
P18.40-2353-06
Page 7 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
Vehicle view from the front left on model 164.8
A1e16 Preglow indicator lamp
A1e26 CHECK ENGINE indicator lamp (with code (494) USA version)
A1e58 Engine diagnosis indicator lamp (except code 494 (USA version))
B37 Accelerator pedal sensor
X11/4 Data link connector
P07.16-3597-06
Vehicle view from the front left on model 164
F58 Engine compartment fuse and relay box
F58kD Engine circuit 87 relay
F58kH Circuit 15 relay
F58kI Starter relay
P07.16-3596-06
View of the luggage compartment from the right on model 164
F4 Load compartment fuse and relay box
F4kO Fuel pump relay
P07.61-3256-04
Page 8 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
Vehicle view from the rear on model 251.1 (with code U42 (BlueTec (SCR) diesel exhaust treatment))
N118/5 AdBlue® control unit
P14.40-2401-06
View of AdBlue® tank from above on model 251.1 (with code U42 (BlueTEC (SCR) diesel exhaust treatment))
33 AdBlue® container
A103/2 AdBlue® delivery module
A103/2b1 AdBlue® pressure sensor
A103/2m1 AdBlue® delivery pump
A103/2r1 AdBlue® delivery module heating element
A103/2y1 AdBlue® reversing valve
P14.40-2332-06
Page 9 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
Vehicle view from the rear on model 251.1 (with code U42 (BlueTec (SCR) diesel exhaust treatment))
33 AdBlue® container
34 AdBlue® extraction tank
A103/1 AdBlue® tank module
A103/1b1 AdBlue® tank temperature sensor
A103/1b2 Fill level sensor (full)
A103/1b3 Fill level sensor (reserve)
A103/1b4 Fill level sensor (empty)
A103/2 AdBlue® delivery module
P14.40-2354-06
Vehicle view from the rear on model 251.1 (with code U42 (BlueTec (SCR) diesel exhaust treatment))
33 AdBlue® container
34 AdBlue® extraction tank
A103/1r1 AdBlue® tank heating element
A103/2 AdBlue® delivery module
P14.40-2353-06
Page 10 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
View of vehicle from below on model 251.1 (with code U42 (BlueTEC (SCR) diesel exhaust treatment))
2 AdBlue® pressure line
A103/1r2 AdBlue® pressure line heating element
A103/2 AdBlue® delivery module
Y129 AdBlue® metering valve
P14.40-2355-06
Vehicle view from the front left on model 164.1 (with code U42 (BlueTEC (SCR) diesel exhaust treatment))
11 Oxidation catalytic converter
12 Diesel particulate filter
13 SCR catalytic converter
14 Left rear muffler
15 Right rear muffler
B16/15 Temperature sensor upstream of SCR catalytic converter
B19/7 Temperature sensor upstream of CAT
B19/9 Temperature sensor upstream
of diesel particulate filter
B28/8 Pressure differential sensor (DPF)
G3/2 O2sensor upstream of CAT
N37/7b1 NOx sensor downstream of
diesel particulate filter
N37/8b1 NOx sensor downstream of SCR catalytic converter
Y129 AdBlue® metering valve
P49.10-2828-06
Illustration of exhaust system BR251 as of ÄJ12 (with code U42 (BlueTEC (SCR) diesel exhaust treatment) and code 494 (USA version))
G3/2 O2sensor upstream of CAT
N37/7 NOx control unit downstream of diesel particulate filter
N37/7b1 NOx sensor downstream of diesel particulate filter
N37/8 NOx control unit downstream of
SCR catalytic converterP49.10-2965-74
N37/8b1 NOx sensor downstream of SCR catalytic converter
N74 Soot particulate sensor control unit
N74b1 Soot particulate sensor
Page 11 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
Vehicle view from the front left on model 164.1
75 Fuel tank
88 Fuel feed module
B4/1 Fuel level indicator sensor, left tank half
B4/2 Fuel level indicator sensor, right tank half
M3 Fuel pump (FP)
P47.10-2347-06
Vehicle view from the right on model 164.8
M4/7 Engine and AC electric suction fan with integrated control
P54.18-4545-05
P47.40-2106-08
Shown: model 164.1 (with code (71o) (Retrofitted heated fuel filter)
Page 12 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
F58 Engine compartment fuse and N33/7 Control unit of condensation relay box sensor for fuel filter with heating
element
View of engine from the rear right
B19/11 Temperature sensor upstream of
ATL
B28/8 Pressure differential sensor (DPF) (with code 474 (Particulate filter))
B60 Exhaust back pressure sensor
B70 Crankshaft Hall sensor
R48 Two-disk thermostat heating element (with code U42 (BlueTEC (SCR) diesel exhaust treatment) and code 494 (USA
version))
Y27/9 Left exhaust gas recirculation positioner
Y77/1 Boost pressure positioner
P07.16-3380-06
Table of contents for function description of Engine 642.8 in model 164.1 GF07.16-P-0999OGGcommon rail diesel injection (CDI) Engine 642.8 in model 164.8
Engine 642.8 in model 251.0Engine 642.8 in model 251.1
Component description for CDI control unit N3/9 GF07.16-P-6000OGU
Soot particulate sensor control unit, Engine 642.8 in model 251 GF14.40-P-2020OGU with code 494 (US version)component description
with code U42 (BlueTEC diesel exhaust treatment (SCR))/YoM 12N74
Component description for nitrogen oxides Engine 642.8 in model 164.1 GF14.40-P-3023OGG with code U42 (BlueTEC diesel exhaust control unit with NOx sensor
treatment (SCR))Engine 642.8 in model 164.8 with code 494 (US version) with code U42 (BlueTEC diesel exhaust treatment (SCR))
Engine 642.8 in model 251.0 with code U42 (BlueTEC diesel exhaust treatment (SCR))Engine 642.8 in model 251.1 with code U42 (BlueTEC diesel exhaust
treatment (SCR))N37/7, N37/8
Component description for exhaust Engine 642.820 in model 164.124 GF14.40-P-3030OGU with code U42 (BlueTEC diesel exhaust aftertreatment control unit
treatment (SCR))/YoM 08 model refinement packageEngine 642.820 in model 164.125 with code 494 (US version) with code U42 (BlueTEC diesel exhaust
treatment (SCR))Engine 642.820 in model 164.824 with code U42 (BlueTEC diesel exhaust treatment (SCR))/YoM 08Engine 642.820 in model 164.825
with code 494 (US version) with code U42 (BlueTEC diesel exhaust treatment (SCR))Engine 642.870 in model 251.124/125 with code U42 (BlueTEC diesel exhaust
treatment (SCR))/YoM 08N118/5
Page 13 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1
Component description for fully integrated Y38n4 GF27.60-P-5165AHZtransmission control unit
Component description for ESP control unit N47-5 GF42.45-P-5118GM
Component description for fuel pump control Engine 642.8 in model 164.1/8 GF47.40-P-2001OHGunit Engine 642.8 in model 251.0/1
N118
Component description for fuel filter Engine 642.8 in model 164.1/8 GF47.40-P-2003OGG with code 71o (Retrofitting of heated fuel filter)condensation sensor control unit with heating
element N33/7
Central gateway control unit, component N93 GF54.21-P-4170GMdescription
Component description for steering column N80 GF54.21-P-6051GMtube module control unit
Component description for front SAM control Model 164.1/8, 251.0/1 with engine 642.8 GF54.21-P-7010GM as of model year 2009unitN10
Component description for rear SAM control N10/8 GF54.21-P-7030GMunit
Component description for instrument cluster A1 GF54.30-P-6000GM
EZS control unit, component description N73 GF80.57-P-6003GM
Component description for automatic air N22 GF83.40-P-3000GMconditioning control and operating unit
Component description for comfort automatic N22/7 GF83.40-P-3010GM
air conditioning control and operating unit
Restraint systems control unit, component N2/7 GF91.60-P-4048GMdescription
Page 14 of 14© Daimler AG, 6/7/18, B/05/18, gf07.16-p-9997ogg, Overview of system components for common rail diesel injection (CDI)Engine 642.8 in model 164.1 Engine 642.8 in model 164.8 Engine 642.8 in model 251.0 Engine 642.8 in model 251.1