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Home >> Audi >> 2017 >> S3 Premium Plus >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Fuel System >> Diesel Fuel Injection 2.0L Diesel (CRUA, DEJA) >> 23 Diesel Fuel Injection >> Injection System >> Component Location Overview - Injection System >> Component Location Overview - Injection System
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Component Location Overview - Injection System

Accelerator Pedal Position Sensor G79 / Accelerator Pedal Position Sensor 2 G185 Component Location 

Fig 1: Accelerator Pedal Position Sensor -G79- / Accelerator Pedal Position Sensor 2 -G185- Component Location
GWWA20-11010Courtesy of AUDI OF AMERICA, LLC

2 -

Accelerator Pedal Module Connector

Removing and Installing. Refer to OVERVIEW - ACCELERATOR PEDAL MECHANISM .

Brake Lamp Switch F / Brake Pedal Switch F63 Component Location 

Fig 2: Brake Lamp Switch -F- /Brake Pedal Switch -F63- Component Location
GWWA46-10191Courtesy of AUDI OF AMERICA, LLC
  1. Brake Lamp Switch -F- /Brake Pedal Switch -F63-

Removing and Installing. Refer to COMPONENT LOCATION OVERVIEW - ABS/ESP .

Clutch Position Sensor G476 Component Location 

Fig 3: Component Location Clutch Position Sensor -G476-
GWWA30-10098Courtesy of AUDI OF AMERICA, LLC

Removing and Installing. Refer to the appropriate Service Information .

Connectors (All Engine Codes except CRFA and CRFC) 

Fig 4: Connectors (All Engine Codes Except CRFA & CRFC)
GWWA23-10730Courtesy of AUDI OF AMERICA, LLC
  1. Wastegate Bypass Regulator Valve -N75-
  2. Exhaust Gas Temperature Sensor 4 -G648-
  3. Exhaust Gas Temperature Sensor 3 -G495-
  4. Exhaust Gas Temperature Sensor 2 -G448- (installed depending on the emissions standard)
  5. Heated Oxygen Sensor -G39-
  6. Mass Airflow Sensor -G70-

Connectors (Only for Engine Codes CRFA and CRFC) 

Fig 5: Connectors (Only for Engine Codes CRFA and CRFC)
GWWA23-10785Courtesy of AUDI OF AMERICA, LLC
  1. Wastegate Bypass Regulator Valve -N75-
  2. EGR Temperature Sensor -G98-
  3. Mass Airflow Sensor -G70-

Connector (only engine codes CRFA, CRFC, CRUA, DEJA, DEJB, DGTE, DJGA and DFGA) 

Fig 6: Identifying Connector
GWWA23-10786Courtesy of AUDI OF AMERICA, LLC

Engine codes CRFA, and CRFC

  1. Exhaust Gas Temperature Sensor 1 -G235-

Engine Codes CRUA, DEJA, DEJB, DGTE, DJGA and DFGA

  1. EGR Temperature Sensor -G98-

EGR Cooler Switch-Over Valve N345 1 (Only Engine Codes CRFA and CRFC) 

Fig 7: EGR Cooler Switch-Over Valve Component Location (N345)
GWWA23-10787Courtesy of AUDI OF AMERICA, LLC

Connector for Oxygen Sensor after Catalytic Converter G130 Component Location 

Fig 8: Connector for Oxygen Sensor after Catalytic Converter -G130- Component Location
GWWA23-10728Courtesy of AUDI OF AMERICA, LLC

Transmission Neutral Position Sensor G701 Component Location 

Fig 9: Identifying Park/Neutral Position Switch
GWWA34-11035Courtesy of AUDI OF AMERICA, LLC
  1. Connector for Transmission Neutral Position Sensor -G701-
  2. Connector for Back-Up Lamp Switch -F4-

Exhaust Door Control Unit J883 Component Location (not installed on engine codes CRFA and CRFC) 

Fig 10: Exhaust Door Control Unit - J883- Component Location (Not Installed with Engine Codes CRFA & CRFC)
GWWA23-10721Courtesy of AUDI OF AMERICA, LLC

Visible flap movement -arrow-.

Removing and Installing. Refer to Exhaust Door Control Unit -J883-, REMOVING AND INSTALLING .

Cylinder Head Coolant Valve N489 Component Location 

Fig 11: Cylinder Head Coolant Valve - N489- Component Location
GWWA19-11580Courtesy of AUDI OF AMERICA, LLC

Removing and Installing. Refer to Cylinder Head Coolant Valve -N489-, REMOVING AND INSTALLING .