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Home >> Mercedes Benz >> 2013 >> ML350 Base >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Mixture Formation - 166 Chassis - 2 Of 4 >> Basic Knowledge >> Overview of system components for gasoline injection and ignition system with direct injection - GF07.70-P-9998MNG

Overview of system components for gasoline injection and ignition system with direct injection - GF07.70-P-9998MNG

ENGINE 157.9, 276.9, 278.9 in MODEL 166 as of model year 2016 

ENGINE 157.9, 278.9 in MODEL 292 

Fig 1: Overview Of Components For Gasoline Injection And Ignition System Components
G09981773Courtesy of MERCEDES-BENZ USA

Vehicle view of model 166 as of model year 2016 with engine 276.9, 278.9, 157.9 

Fig 2: View Of Vehicle Components
G09981774Courtesy of MERCEDES-BENZ USA

Vehicle view model 292 with engine 157.9 and 278.9 

View of engine 276.9 from top front (except code (920) Gasoline direct injection with stratified charge) 

Fig 3: View Of Engine Components (276.9 Top Front)
G09981775Courtesy of MERCEDES-BENZ USA

View of engine 276.9 from top front (with code 920 (Gasoline direct injection with stratified charge)) 

Fig 4: View Of Engine Components (276.9 Top Front)
G09981776Courtesy of MERCEDES-BENZ USA

View of engine 276.9 from top front 

Fig 5: View Of Engine Components (276.9 Top Front)
G09981777Courtesy of MERCEDES-BENZ USA

View of engine 276.9 from top front 

Fig 6: View Of Engine Components (276.9 Top Front)
G09981778Courtesy of MERCEDES-BENZ USA

View of engine 276.9 from rear (for code 920 (Gasoline direct injection with stratified charge)) 

Fig 7: View Of Engine Components (276.9 Rear)
G09981779Courtesy of MERCEDES-BENZ USA

View of engine 276.9 from rear (for code 920 (Gasoline direct injection with stratified charge)) 

Fig 8: View Of Engine Components (276.9 Rear)
G09981780Courtesy of MERCEDES-BENZ USA

View of engine 276.9 from below 

Fig 9: View Of Engine Components (276.9)
G09981781Courtesy of MERCEDES-BENZ USA

Exhaust system shown on engine 276.9 (with code 920 (Gasoline direct injection with stratified charge)) 

Fig 10: View Of Exhaust System Components - Shown On Engine 276.9
G09981782Courtesy of MERCEDES-BENZ USA

View of engine 278.9 from top front (except CODE 494 (USA version)) 

Fig 11: View Of Engine Components (278.9 Top Front)
G09981783Courtesy of MERCEDES-BENZ USA

View of engine 278.9 from top front (with CODE 494 (USA version)) 

Fig 12: View Of Engine Components (278.9 Top Front)
G09981784Courtesy of MERCEDES-BENZ USA

View of engine 278.9 from top front 

Fig 13: View Of Engine Components (278.9 Top Front)
G09981785Courtesy of MERCEDES-BENZ USA

View of engine 278.9 from top front 

Fig 14: View Of Engine Components (278.9 Top Front)
G09981786Courtesy of MERCEDES-BENZ USA

View of engine 278.9 from right rear (except CODE 494 (USA version)) 

Fig 15: View Of Engine Components (278.9 Right Rear)
G09981787Courtesy of MERCEDES-BENZ USA

View of engine 278.9 from below 

Fig 16: View Of Engine Components (278.9)
G09981788Courtesy of MERCEDES-BENZ USA

View of engine 157.9 from below 

Fig 17: View Of Engine Components (157.9)
G09981789Courtesy of MERCEDES-BENZ USA

View of cooler from the rear (for engine 276.9 with radiator shutters) 

Fig 18: View Of Cooler Components (Rear)
G09981790Courtesy of MERCEDES-BENZ USA

Phantom view of the fuel tank (except code 494 (USA version)) 

Fig 19: View Of Fuel Tank Components
G09981791Courtesy of MERCEDES-BENZ USA

Phantom view of fuel tank (with engine 276.9 with CODE 494 (USA version)) 

Fig 20: View Of Fuel Tank Components
G09981792Courtesy of MERCEDES-BENZ USA

Phantom view of fuel tank (with CODE 494 (USA version), with CODE 929 (Engine for ethanol fuel)) 

Fig 21: View Of Fuel Tank Components
G09981793Courtesy of MERCEDES-BENZ USA

Shown on low-temperature circuit (with engine 157.9, 278.9) 

Fig 22: Coolant Return Flow Diagram
G09981794Courtesy of MERCEDES-BENZ USA

Illustration of engine compartment on model 166 with engine 278.9 

Fig 23: Identifying Purge Control Valve
G09981795Courtesy of MERCEDES-BENZ USA

Illustration of engine compartment on model 166 with engine 278.9 

Fig 24: Identifying High-Temperature/Low-Temperature Circuit Switchover Valve
G09981796Courtesy of MERCEDES-BENZ USA
Fig 25: View Of Upper Control Panel
G09981797Courtesy of MERCEDES-BENZ USA

Shown on engine compartment fuse and relay module (on model 166) 

Fig 26: Identifying Engine Compartment Fuse And Relay Modules
G09981798Courtesy of MERCEDES-BENZ USA
  Component description for instrument cluster A1 GF54.30-P-6000GN
  Supplemental restraint system control unit, component description N2/10 GF91.60-P-4080GN
  Component description for ME-SFI (ME) control unit ENGINE 276.9 in MODEL 166
as of model year 2016
N3/10		 GF07.61-P-6000MNG
ENGINE 157.9, 278.9 in MODEL 166
as of model year 2016
ENGINE 157.9, 278.9 in MODEL 292
N3/10		 GF07.61-P-6000MMY
  SAM control unit, component description N10 GF54.21-P-4157GN
  Component description for climate control control and operating unit N22/7 GF83.40-P-3002GN
  Component description for Electronic Stability Program control unit N30/4 GF42.45-P-5119GN
  Component description for NOx sensor control unit ENGINE 276.9 in MODEL 166
as of model year 2016
with CODE 920 (Direct fuel injection with stratified charging)
N37/5, N37/6		 GF14.40-P-3024MNG
  AIRMATIC control unit, component description MODEL 166 with ENGINE 157.9, 276.9, 278.9
as of model year 2016
with CODE 489 (AIRMATIC)
MODEL 292 with ENGINE 157.9, 278.9
with CODE 489 (AIRMATIC)
N51/3		 GF32.22-P-5110GN
  Component description for radar sensors control unit MODEL 166 with ENGINE 157.9, 276.9, 278.9
as of model year 2016
with CODE 23P (Driving Assistance package Plus)
MODEL 292 with ENGINE 157.9, 278.9
with CODE 23P (Driving Assistance package Plus)-N62/1		 GF30.30-P-3301GN
  Component description for left front door control unit N69/1 GF72.29-P-6001GN
  Upper control panel control unit, component description N72/1 GF54.21-P-6040GN
  Component description for the electronic ignition lock control unit N73 GF80.57-P-6001GN
  Component description for steering column tube module control unit N80 GF54.21-P-6051GN
  Component description for chassis gateway control unit MODEL 166 with ENGINE 157.9, 276.9, 278.9
as of model year 2016
with CODE 23P (Driving Assistance package Plus)
MODEL 292 with ENGINE 157.9, 278.9
with CODE 23P (Driving Assistance package Plus)
N93/7		 GF54.21-P-1010GN
  Component description for fuel pump control unit ENGINE 276.9, 278.9 in MODEL 166
as of model year 2016
ENGINE 278.9 in MODEL 292
N118		 GF47.40-P-2001MNG
ENGINE 157.9 in MODEL 166
as of model year 2016
ENGINE 157.9 in MODEL 292
N118		 GF47.40-P-2001MMY
  Component description for fully integrated transmission control unit TRANSMISSION 725.0 in MODEL 166 with ENGINE 276.9
as of model year 2016
TRANSMISSION 725.0 in MODEL 166 with ENGINE 278.9
as of model year 2016
Y38n4		 GF27.60-P-5165ANF
ENGINE 278.9 in MODEL 292 with TRANSMISSION 725.0
Y38n4		 GF27.60-P-5165ANJ
  Table of contents for function description of gasoline injection and ignition system with direct injection ENGINE 276.9 in MODEL 166
as of model year 2016		 GF07.70-P-0998MNG
ENGINE 157.9, 278.9 in MODEL 166
as of model year 2016
ENGINE 157.9, 278.9 in MODEL 292		 GF07.70-P-0998MMY
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