A6 Sedan V6-2.8L (AHA) (1998)
-
In left-rear wheelhousing behind splash shield
1
-
Harness connector
-
For O2S behind TWC -G130- and O2S heater -Z29-
-
4-pin connector, green
- For bank 1, sensor 2
2
-
Harness connector
-
For O2S 2 behind TWC -G131- and O2S 2 heater -Z30-
-
4-pin connector, brown
- For bank 2, sensor 2
3
-
Harness connector
-
For HO2S -G39- with O2S heater -Z19-
-
4-pin connector, black
- For bank 1, sensor 1
4
-
Harness connector
-
For Knock Sensor (KS) 1 -G61-
-
3-pin connector, blue
5
-
Secondary Air Injection (AIR) solenoid valve -N112-
6
-
Intake Air Temperature (IAT) sensor -G42-
7
-
Harness connector
-
For HO2S 2 -G108- with O2S heater -Z28-
-
4-pin connector, black
- For bank 2, sensor 1
8
-
Harness connector
-
For engine speed (RPM) sensor -G28-
-
3-pin connector, gray
9
-
Harness connector
-
For Knock Sensor (KS) 2 -G66-
-
3-pin connector, blue
10
-
Electronics - box (E-box)
Contains:
-
Motronic Engine Control Module (ECM) -J220-
-
Secondary Air Injection (AIR) pump relay -J299-
11
-
Valve 2 for - camshaft adjustment -N208-
12
-
Camshaft Position (CMP) sensor -G163-, bank 2
13
-
Heated Oxygen Sensor (HO2S) -G39- with Oxygen Sensor (O2S) heater -Z19-
-
Bank 1, sensor 1
14
-
Ground - (GND) connection
-
To right engine support
15
-
Mass Air Flow (MAF) sensor -G70-