3.0L CGXB Overview

Component Locations: Engine Management System

3.0L CGXB Overview




Engine Compartment, Right







1 Secondary Air Pump Motor -V101- => See Image Below.
2 Charge Air Pressure Sensor -G31- / Intake Manifold Temperature Sensor -G72- => See Image Below.
3 Ignition Coils, Cylinder Bank 1
• Ignition coil 1 with power output stage -N70-
• Ignition coil 2 with power output stage -N127-
• Ignition coil 3 with power output stage -N291-
4 Heated Oxygen Sensor (HO2S) -G39- with oxygen sensor heater -Z19- => [ Oxygen Sensor Locations, Cylinder Bank 1 (right) ] Locations
5 Camshaft Adjustment Valve 1 -N205- => [ Camshaft Position Sensor and Exhaust Camshaft Control Valve Cylinder Bank 1 (right) ] See Image Below.
6 Electrical Connectors
• Connector assignment, refer to => [ Electrical Connectors on Left Rear of Engine ] See Image Below.
7 Oxygen Sensor (O2S) after Three Way Catalytic Converter (TWC) -G130- with heater for oxygen sensor 1 after catalytic converter -Z29- => [ Oxygen Sensor Locations, Cylinder Bank 1 (right) ] Locations
• Connector location, refer to => [ Electrical Connectors on Right Rear of Engine ] See Image Below.
8 Throttle Valve Control Module -J338- => See Image Below.
9 Intake Air Temperature (IAT) Sensor -G42- / Manifold Absolute Pressure (MAP) Sensor -G71- => See Image Below.
10 Secondary Air Injection (AIR) Sensor 1 -G609- => See Image Below.
11 Evaporative Emission (EVAP) Canister Purge Regulator Valve 1 -N80- => [ EVAP / Leak Detection System Overview ] Locations
12 Engine speed sensor -G28- => See Image Below.
13 Knock sensor 1 -G61- => [ Component Location Under the Intake Manifold Lower Section, Cylinder Bank 1 (right) ] See Image Below.
• Installed location, refer to
• Connector location, refer to => [ Electrical Connectors on Right Rear of Engine ] See Image Below.
14 Fuel Injectors, Cylinder Bank 1
• Cylinder 1 fuel injector -N30-
• Cylinder 2 fuel injector -N31-
• Cylinder 3 fuel injector -N32-
15 Engine Temperature Control Temperature Sensor -G694- => See Image Below.
16 Intake Manifold Runner Position Sensor -G336- => [ Intake Manifold Runner Position Sensor ] See Image Below.
17 Camshaft Position (CMP) Sensor -G40- => [ Camshaft Position Sensor and Exhaust Camshaft Control Valve Cylinder Bank 1 (right) ] See Image Below.
18 Fuel Metering Valve -N290- => [ High Pressure Pump ] See Image Below.
19 Low Fuel Pressure Sensor -G410- => [ High Pressure Pump ] See Image Below.


Engine Compartment, Left







1 Intake Manifold Runner Position Sensor 2 -G512- => [ Intake Manifold Runner Position Sensor ] See Image Below.
2 Engine Coolant Temperature Sensor -G62- => See Image Below.
3 Fuel Pressure Sensor -G247- => [ Component Location under the Intake Manifold Lower Section, Cylinder Bank 2 (left) ] See Image Below.
4 Knock Sensor (KS) 2 -G66- => [ Component Location under the Intake Manifold Lower Section, Cylinder Bank 2 (left) ] See Image Below.
• Connector location, refer to => [ Electrical Connectors on Left Rear of Engine ] See Image Below.
5 Fuel Injectors, Cylinder Bank 2
• Cylinder 4 fuel injector -N33-
• Cylinder 5 fuel injector -N83-
• Cylinder 6 fuel injector -N84-
6 Control Valve Control Unit -J808- => See Image Below.
7 Secondary Air Injection Solenoid Valve -N112- => [ Secondary Air Injection Solenoid Valve and ] See Image Below.
8 Intake Manifold Runner Control Valve -N316- => [ Secondary Air Injection Solenoid Valve and ] See Image Below.
9 Secondary Air Injection Solenoid Valve 2 -N320- => [ Secondary Air Injection Solenoid Valve and ] See Image Below.
10 Electrical Connectors => [ Electrical Connectors on Left Rear of Engine ] See Image Below.
11 Oxygen Sensor 2 after Catalytic Converter -G131- with heater for oxygen sensor 2 after catalytic converter -Z30- => [ Oxygen Sensor Locations, Cylinder Bank 2 (left) ] Locations
• Connector location, refer to => [ Electrical Connectors on Left Rear of Engine ] See Image Below.
12 Engine Malfunction Lamp
• Inside the instrument cluster
13 Accelerator Pedal Position Sensor -G79- / Accelerator Pedal Position Sensor 2 -G185- => Locations
• In accelerator pedal module
14 Brake Lamp Switch -F- / Brake Pedal Switch -F47- => [ Installed Location ] Locations
15 Engine Control Module (ECM) -J623- => See Image Below.
16 Camshaft Adjustment Valve 2 -N208- => [ Camshaft Position Sensor and Exhaust Camshaft Control Valve Cylinder Bank 2 (left) ] See Image Below.
17 Heated Oxygen Sensor (HO2S) 2 -G108- with oxygen sensor (O2S) 2 heater -Z28- => [ Oxygen Sensor Locations, Cylinder Bank 2 (left) ] Locations
• Connector location, refer to => [ Electrical Connectors on Left Rear of Engine ] See Image Below.
18 Ignition Coils, Cylinder Bank 2
• Ignition coil 4 with power output stage -N292-
• Ignition coil 5 with power output stage -N323-
• Ignition coil 6 with power output stage -N324-
19 Oil Pressure Regulation Valve -N428- => See Image Below.
20 Charge Air Coolant Pump -V188- => See Image Below.
21 After-Run Coolant Pump -V51- => See Image Below.
• Depending on the vehicle equipment level or the country
22 Intake Air Temperature Temperature Sensor 2 -G430- / Charge Air Pressure Sensor 2 -G447- => See Image Below.
23 Cylinder Head Coolant Valve -N489-
24 Camshaft Position Sensor 2 -G163- => [ Camshaft Position Sensor and Exhaust Camshaft Control Valve Cylinder Bank 2 (left) ] See Image Below.

Engine Control Module (ECM) -J623-






• Inside the plenum chamber on the left side

1 - Engine Control Module (ECM) -J623-

Electrical Connectors on Right
Rear of Engine






1) For cylinder bank 1 fuel injectors
2) For the throttle valve control module -J338-
3) For Knock Sensor (KS) 1 -G61-
4) For the Heated Oxygen Sensor (HO2S) -G39- with Oxygen Sensor (O2S) Heater -Z19-
5) For oxygen sensor (O2S) after three way catalytic converter (TWC) -G130- with heater for oxygen sensor 1 after catalytic converter -Z29-

Electrical Connectors on Left
Rear of Engine






1) For oxygen sensor (O2S) 2 behind three way catalytic converter (TWC) -G131- with heater for oxygen sensor 2 after catalytic converter -Z30-
2) For the heated oxygen sensor (HO2S) 2 -G108- with oxygen sensor 2 heater -Z28-
3) For cylinder bank 2 fuel injectors and fuel pressure sensor -G247-
4) To Knock sensor 2 -G66-

High Pressure Pump






• At right side of the cylinder head

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

Component Location Under the
Intake Manifold Lower Section, Cylinder Bank 1 (right)






1) Cylinder 1 fuel injector -N30-
2) Cylinder 2 fuel injector -N31-
3) Cylinder 3 fuel injector -N32-
4) Knock sensor 1 -G61-

Engine Temperature Control Temperature Sensor -G694-






1 - Engine Temperature Control Temperature Sensor -G694-
• Under the intake manifold lower section, cylinder bank 1 (right side)


Component Location under the
Intake Manifold Lower Section, Cylinder Bank 2 (left)






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 2 -G66-

Throttle Valve Control Module -J338-






• Behind, on the supercharger


Control valve control unit -J808-






3 - Control valve control unit -J808-
• On the back of the supercharger.


Intake Manifold Runner Position
Sensor






• At the front, on the right side (G336) or left side (G512) of the intake
manifold lower section

1 - Intake manifold runner position sensor -G336- / Intake manifold runner position sensor 2 -G512- similar

Intake Air Temperature Sensor -G42- / Manifold Absolute Pressure Sensor -G71-






• Behind, on the supercharger with the charge air cooler.

1 - Connector for intake air temperature sensor -G42- / manifold absolute pressure sensor -G71-

Charge Air Pressure Sensor -G31- / Intake Manifold Temperature Sensor -G72-






1 - Connector for charge air pressure sensor -G31- / intake manifold temperature sensor -G72-
• On the right side, on the supercharger with the charge air cooler.

- Intake air temperature temperature sensor 2 -G430- / Charge air pressure sensor 2 -G447- similar

Camshaft Position Sensor and
Exhaust Camshaft Control Valve Cylinder Bank 1 (right)






1 - Camshaft adjustment valve 1 -N205-
2 - Camshaft position sensor -G40-

Camshaft Position Sensor and
Exhaust Camshaft Control Valve Cylinder Bank 2 (left)






1 - Camshaft position sensor 2 -G163-
2 - Camshaft adjustment valve 2 -N208-

Oil Pressure Regulation Valve -N428-






4 - Oil Pressure Regulation Valve -N428-
• On the left side at the bottom of the engine.


Engine coolant temperature sensor -G62-






• At front of engine

1) Connector for Engine coolant temperature sensor -G62-

Charge Air Cooling Pump -V188-






2 - Charge air cooling pump -V188- connector
• Inside the left front wheel housing


After-Run Coolant Pump -V51-






2 - After-run coolant pump -V51- connector
• Left side, at the front, on the engine


Engine speed sensor -G28-






2 - Engine speed sensor -G28- connector
• At the bottom of the timing chain guard lower section


Secondary Air Injection Solenoid
Valve and Intake Manifold Runner Control Valve -N316-






1 - Secondary air injection solenoid valve -N112-
2 - Intake manifold runner control valve -N316-
3 - Secondary air injection solenoid valve 2 -N320-
• Behind, on the supercharger with the charge air cooler.


Secondary Air Pump Motor -V101-






4 - Secondary air injection pump motor -V101- connector
• Inside the right front wheel housing.


Secondary Air Injection Sensor 1 -G609-






• On the back of the engine.

1) Secondary air injection sensor 1 -G609- connector

Oil Filter Housing and Oil Pressure
Switch Overview






2 - Oil pressure switch -F22-

Reduced oil pressure switch -F378-






1 - Reduced oil pressure switch -F378-

Oil level thermal sensor -G266-






4 - Oil level thermal sensor -G266-