Exhaust System: Locations
- Component Locations: Engine Management System
Exhaust System
• 2.0L CCTA, CBFA, BPY and CBEA, CJAA TDI => [ 2.0L CCTA, CBFA, BPY and CBEA, CJAA TDI ]
• 2.5L BGP, BGQ, CBTA and CBUA => [ 2.5L BGP, BGQ, CBTA and CBUA ]
• 1.9L BRM TDI => [ 1.9L BRM TDI ]
2.0L CCTA, CBFA, BPY and CBEA, CJAA TDI
2.0L CCTA, CBFA, BPY
1 - Heated Oxygen Sensor (HO2S) -G39-
Integrated with Oxygen Sensor (O2S) Heater -Z19- - on some options
• CBFA shown
• Bank 1 sensor 1
3 - Heated Oxygen Sensor (HO2S) 2 -G108-
• With engine code CBFA
• Bank 1 sensor 2
4 - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-
• CBFA shown
• Bank 1 sensor 3
2 - Secondary Air Injection (AIR) Solenoid Valve -N112-
3 - Secondary Air Injection Sensor 1 -G609-
12 - Secondary Air Injection (AIR) Pump Motor -V101-
2.0L CBEA, CJAA TDI
1 - Exhaust Pressure Sensor 2 -G451-
• Located near oil filler neck
8 - Heated Oxygen Sensor (HO2S) -G39-
12 - Exhaust Gas Temperature (EGT) Sensor 4 -G648-
15 - To Exhaust Flap Control Module -J883-
16 - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-
17 - NOx Reduction Catalytic Converter
22 - Exhaust Gas Temperature (EGT) Sensor 2 -G448-
23 - Exhaust Gas Temperature (EGT) Sensor 3 -G495-
33 - Exhaust Pressure Sensor 1 -G450-
• Bolted to the Auxiliary Fuel Pump -V393- bracket
4 - Exhaust Flap Control Module -J883-
5 - Reduction Catalytic Converter
14 - EGR Valve 2 -N213-
17 - EGR Temperature Sensor -G98-
2.5L BGP, BGQ, CBTA and CBUA
4 - Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G465-
• 2.5L CBUA and BGQ shown
9 - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-
• 2.5L CBUA and BGQ shown
7 - Heated Oxygen Sensor (HO2S) -G39-
• 2.5L CBUA shown
4 - Secondary Air Injection (AIR) Solenoid Valve -N112-
6 - Secondary Air Injection Sensor 1 -G609-
12 - Secondary Air Injection (AIR) Pump Motor -V101-
1.9L BRM TDI
2 - Heated Oxygen Sensor (HO2S) -G39-
EGR
1 - Intake manifold
- The intake manifold equipped with the following:
• Intake Flap Motor -V157-
• EGR Potentiometer -G212- and EGR Vacuum Regulator Solenoid Valve -N18-
• EGR Potentiometer -G212- and EGR Vacuum Regulator Solenoid Valve -N18- are integrated with EGR Two-Way Valve -N161-
- The EGR potentiometer - G212-, the electric EGR vacuum regulator solenoid valve -N18- and the mechanical exhaust gas recirculation valve are a single unit