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Home >> Audi >> 2007 >> A6 Sedan (4F2) V6-3.2L (BKH) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Locations >> 3.2L CALA / BKH Overviews

3.2L CALA / BKH Overviews







Engine Management System

3.2L CALA / BKH Overviews



Note:
• Not all components listed apply to the BKH engine.

Engine Compartment Right





1 Heated Oxygen Sensor (HO2S) -G39- => [ Electrical Connectors Bank 1 ] See Image Below.
2 Camshaft Adjustment Valve 1 (exhaust) -N318- => [ Location on Right Cylinder Bank 1 ] See Image Below.
3 Camshaft Adjustment Valve 1 -N205- => [ Location on Right Cylinder Bank 1 ] See Image Below.
4 Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- => [ Oxygen Sensor Cylinder Bank 1 (Right) ] Locations
5 Connectors => [ Electrical Connectors Bank 1 ] See Image Below.
6 Throttle Valve Control Module -J338- => [ Component Location on Rear of Intake Manifold ] See Image Below.
• With Throttle Drive (for Electronic Power Control (EPC)) -G186- , Throttle Drive Angle Sensor 1 (for Electronic Power Control (EPC) -G187- , and Throttle Drive Angle Sensor 2 (for Electronic Power Control (EPC) -G188- .
7 Evaporative Emission (EVAP) Canister Purge Regulator Valve 1 -N80- => [ Component Location on Rear of Intake Manifold ] See Image Below.
8 Intake Air Temperature (IAT) Sensor -G42- /Manifold Absolute Pressure (MAP) Sensor -G71- => [ Component Location on Rear of Intake Manifold ] See Image Below.
9 Fuel Injector, Cylinder Bank 1 => [ Component Location View from Inside from Right Cylinder Bank 1 ] See Image Below.
• Cylinder 3 Fuel Injector -N32-
10 Knock Sensor (KS) 1 -G61- => [ Component Location View from Inside from Right Cylinder Bank 1 ] See Image Below.
11 Fuel Injector, Cylinder Bank 1 => [ Component Location View from Inside from Right Cylinder Bank 1 ] See Image Below.
• Cylinder 1 Fuel Injector -N30-
12 Intake Manifold Tuning (IMT) Valve Position Sensor -G513- => [ Component Location Front on Engine ] See Image Below.
13 Intake Manifold Tuning (IMT) Valve -N156- => [ Component Location Front on Engine ] See Image Below.
14 Actuator for Intake Manifold Change-over
• Vacuum diaphragm
15 Engine Coolant Temperature (ECT) Sensor -G62- => [ Component Location Front on Engine ] See Image Below.
16 Camshaft Position (CMP) Sensor -G40- => [ Location on Right Cylinder Bank 1 ] See Image Below.
3.2L CALA / BKH Engine Compartment Right Continued





17 - Camshaft Adjuster Actuators => [ Location on Right Cylinder Bank 1 ] See Image Below.
• Cam Adjustment Actuator 1 -F366-
• Cam Adjustment Actuator 2 -F367-
• Cam Adjustment Actuator 3 -F368-
• Cam Adjustment Actuator 4 -F369-
• Cam Adjustment Actuator 5 -F370-
• Cam Adjustment Actuator 6 -F371-

18 - High Pressure Pump => [ Component Location on High Pressure Pump ] See Image Below.
• Low Fuel Pressure Sensor -G410- and Fuel Metering Valve -N290-

19 - Ignition Coils Cylinder Bank 1 -N70-, -N127- and -N291-

20 - Camshaft Position (CMP) Sensor 3 -G300- => [ Location on Right Cylinder Bank 1 ] See Image Below.

21 - Secondary Air Injection (AIR) Pump Motor -V101- => [ Secondary Air Injection System Overview (if applicable) ] See Image Below.
• Not installed on all vehicles (EU 5 only)

22 - Intake Air Switch-Over valve -N335-
• Not equipped on all vehicles

3.2L CALA / BKH Engine Compartment Left





1 Left Holder For Connectors => [ Electrical Connectors ] See Image Below.
2 Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131- => [ Oxygen Sensor Cylinder Bank 2 (Left) ] Locations
3 Camshaft Adjustment Valve 2 -N208- => [ Location on Left Cylinder Bank 2 ] See Image Below.
4 Camshaft Adjustment Valve 2 (exhaust) -N319- => [ Location on Left Cylinder Bank 2 ] See Image Below.
5 Engine Control Module (ECM) -J623- => [ Location of Engine Control Module (ECM) ] See Image Below.
6 Heated Oxygen Sensor (HO2S) 2 -G108- => [ Oxygen Sensor Cylinder Bank 2 (Left) ] Locations
7 Camshaft Position (CMP) Sensor 4 -G301- => [ Location on Left Cylinder Bank 2 ] See Image Below.
8 Oil Pressure Regulation Valve -N428- => [ Oil Pressure Regulation Valve ] See Image Below.
9 Ignition Coils, Cylinder Bank 2 -N292-, -N323- and -N324-
10 Camshaft Adjuster Actuators => [ Location on Left Cylinder Bank 2 ] See Image Below.
• Cam Adjustment Actuator 7 -F372-
• Cam Adjustment Actuator 8 -F373-
• Cam Adjustment Actuator 9 -F374-
• Cam Adjustment Actuator 10 -F375-
• Cam Adjustment Actuator 11 -F376-
• Cam Adjustment Actuator 12 -F377-
11 Camshaft Position (CMP) Sensor 2 -G163- => [ Location on Left Cylinder Bank 2 ] See Image Below.
12 Intake Manifold Tuning (IMT) Valve Position Sensor -G513- => [ Component Location Front on Engine ] See Image Below.
13 Fuel Injector, Cylinder Bank 2 => [ Component Location View from Inside from Left Cylinder Bank 2 ] See Image Below.
• Cylinder 4 Fuel Injector -N33-
14 Fuel Pressure Sensor -G247- => [ Component Location View from Inside from Left Cylinder Bank 2 ] See Image Below.
15 Knock Sensor (KS) 2 -G66- => [ Component Location View from Inside from Left Cylinder Bank 2 ] See Image Below.
16 Fuel Injectors, Cylinder Bank 2 -N83- and -N84- => [ Component Location View from Inside from Left Cylinder Bank 2 ] See Image Below.

Location of Engine Control Module
(ECM)






• Engine Control Module (ECM) -J623-

• In left e-box in engine compartment


SIMOS Control Module (Engine Code BKH)






- - SIMOS Control Module -J361-
- Located in E-box in engine compartment right

Location on Right Cylinder Bank
1






1 - Camshaft Position (CMP) Sensor 3 -G300-
2 - Camshaft Adjustment Valve 1 (exhaust) -N318-
3 - Camshaft Adjustment Valve 1 --
4 - Cam Adjustment Actuator 6 -F371-
5 - Cam Adjustment Actuator 5 -F370-
6 - Cam Adjustment Actuator 4 -F369-
7 - Cam Adjustment Actuator 3 -F368-
8 - Cam Adjustment Actuator 2 -F367-
9 - Cam Adjustment Actuator 1 -F366-
10 - Camshaft Position (CMP) Sensor -G40-

Location on Left Cylinder Bank
2






1 - Camshaft Position (CMP) Sensor 2 -G163-
2 - Cam Adjustment Actuator 7 -F372-
3 - Cam Adjustment Actuator 8 -F373-
4 - Cam Adjustment Actuator 9 -F374-
5 - Cam Adjustment Actuator 10 -F375-
6 - Cam Adjustment Actuator 11 -F376-
7 - Cam Adjustment Actuator 12 -F377-
8 - Camshaft Adjustment Valve 2 -N208-
9 - Camshaft Adjustment Valve 2 (exhaust) -N319-
10 - Camshaft Position (CMP) Sensor 4 -G301-

Component Location View from Inside
from Right Cylinder Bank 1






1 - Cylinder 1 Fuel Injector -N30-
2 - Cylinder 2 Fuel Injector -N31-
3 - Cylinder 3 Fuel Injector -N32-
4 - Knock Sensor (KS) 1 -G61-
- Engine Code BKH location => [ Component Location Under Intake Manifold Cylinder Bank 1 (Right) (Engine Code BKH) ] See Image Below.

Component Location View from Inside
from Left Cylinder Bank 2






1 - Cylinder 6 Fuel Injector -N84-
2 - Cylinder 5 Fuel Injector -N83-
3 - Cylinder 4 Fuel Injector -N33-
4 - Fuel Pressure Sensor -G247-
5 - Knock Sensor (KS) 2 -G66-
- Engine Code BKH location => [ Component Location Under Intake Manifold Cylinder Bank 2 Left (Engine Code BKH) ] See Image Below.

Component Location Under Intake Manifold
Cylinder Bank 2 Left (Engine Code BKH)






1 - Intake Manifold Runner Position Sensor 2 -G512-
2 - Cylinder 6 Fuel Injector -N84-
3 - Cylinder 5 Fuel Injector -N83-
4 - Cylinder 4 Fuel Injector -N33-
5 - Fuel Pressure Sensor -G247-
6 - Knock Sensor 2 -G66-

Component Location Front on Engine






1 - Engine Coolant Temperature (ECT) Sensor -G62-
2 - Intake Manifold Tuning (IMT) Valve -N156-
3 - Intake Manifold Tuning (IMT) Valve Position Sensor -G513-

Component Location on Rear of Intake
Manifold (Engine Code BKH)






1 - Camshaft Adjustment Valve 1 -N205-
2 - Throttle valve control module -J338-
3 - Evaporative Emission (EVAP) Canister Purge Regulator Valve 1 -N80-
4 - Intake Air Temperature (IAT) Sensor -G42- and Manifold Absolute Pressure (MAP) Sensor -G71-
5 - Intake Manifold Runner Control (IMRC) Valve -N316-

Component Location Under Intake
Manifold Cylinder Bank 1 (Right) (Engine Code BKH)






1 - Intake Manifold Runner Position Sensor -G336-
2 - Cylinder 1 Fuel Injector -N30-
3 - Knock Sensor 1 -G61-
4 - Cylinder 2 Fuel Injector -N31-
5 - Cylinder 3 Fuel Injector -N32-

Component Location on High Pressure
Pump






1 - Low Fuel Pressure Sensor -G410-
2 - Fuel Metering Valve -N290-

Component Location on Rear of Intake
Manifold






1 - Throttle Valve Control Module -J338-
2 - Evaporative Emission (EVAP) Canister Purge Regulator Valve 1 -N80-
3 - Climatronic Refrigerant Shut-Off Valve -N422- (a shut-off valve is not installed on vehicles with an auxiliary heater and it is discontinued as a running change in model year 2008)
4 - Intake Air Temperature (IAT) Sensor -G42- and Manifold Absolute Pressure (MAP) Sensor -G71-

Location of Engine Speed (RPM)
Sensor






2 - Engine Speed (RPM) Sensor -G28- , bolted in transmission from below

Electrical Connectors Bank 1






1 - Fuel injectors, cylinder bank 1
2 - Throttle Valve Control Module -J338-
3 - Knock Sensor 1 -G61-
4 - Heated Oxygen Sensor (HO2S) -G39-
5 - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-

Electrical Connectors






1 - Knock Sensor 2 -G66-
2 - Fuel injectors, cylinder bank 2 and from Fuel Pressure Sensor -G247-

Cylinder Bank 2 Oxygen Sensor Electrical
Connectors






1 - Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131-
2 - Heated Oxygen Sensor (HO2S) 2 -G108-
3 - Fuel injectors, cylinder bank 2 and from Fuel Pressure Sensor -G247-
4 - Knock Sensor 2 -G66-

Oil Pressure Switch






• -ARROW-Oil Pressure Switch -F22-


Oil Pressure Regulation Valve






4 - Oil Pressure Regulation Valve -N428-

Oil Level Thermal Sensor






• Oil Level Thermal Sensor -G266-

• Located in bottom of oil pan


Secondary Air Injection System Overview
(if applicable)






3 - Secondary Air Injection (AIR) Pump Motor -V101-
11 - Right Secondary Air Injection (AIR) Combination Valve
14 - Secondary Air Injection Sensor 1 -G609-
15 - Secondary Air Injection (AIR) Pipe
17 - Left Secondary Air Injection (AIR) Combination Valve

Battery Monitoring Control Module
(if applicable)






2 - Electrical connector
3 - Battery Monitoring Control Module -J367-
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