Operation CHARM: Car repair manuals for everyone.
Home >> Audi >> 2003 >> RS6 (4B4) V8-4.2L Turbo (BCY) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Oxygen Sensor >> Locations >> Component Locations, Overview
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Component Locations, Overview



Overview Of Components Locations







3 4-pin connector
- For Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 behind TWC -Z29-
- Bank 1 sensor 2 (green)
4 4-pin connector
- For Oxygen Sensor (O2S) 2 behind Three Way Catalytic Converter -G131- and Oxygen Sensor (O2S) Heater 2 behind TWC -Z30-
- Bank 2 sensor 2 (brown)
5 4-pin connector
- For Heated Oxygen Sensor (HO2S) -G39- and Oxygen Sensor (O2S) Heater -Z19-
- Bank 1 sensor 1 (black)
6 Heated Oxygen Sensor (HO2S) -G39- with Oxygen Sensor (O2S) Heater -Z19-
- Bank 1 sensor 1
7 Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) -G130- with Oxygen Sensor (O2S) Heater 1 behind TWC -Z29-
- Bank 1 sensor 2
10 Heated Oxygen Sensor (HO2S) 2 -G108- with Oxygen Sensor (O2S) Heater 2 -Z28- bank 2 sensor 1
11 Oxygen Sensor (O2S) 2 behind Three Way Catalytic Converter (TWC) -G131- with Oxygen Sensor (O2S) Heater 2 behind TWC -Z30-
- Bank 2 sensor 2
pro multis · About Operation CHARM