EGR Valve 2 -GX6-, Checking: Notes

General Description 

The EGR Motor 2 -V339- is a positioning motor used to actuate the exhaust recirculation valve. The exhaust gas recirculation rate is determined by means of a performance map in the Engine Control Module -J623-. EGR Motor 2 -V339- receives a pulse-width modulated signal from the Engine Control Module -J623- to control the flow of exhaust gas into the intake manifold.

The EGR Valve 2 -GX6- And/Or EGR Motor 2 -V339- Contains The Following Components: 

• EGR Motor 2 -V339-.
• Exhaust Gas Recirculation Position Sensor 2 -G466-.

The EGR Valve 2 -GX6- and/or EGR Motor 2 -V339- components cannot be serviced separately, and must be serviced as a unit.

Special Tools And Workshop Equipment Required 

• Multimeter.
• Wiring Diagram.
• Scan Tool.

Test Requirements 

• Fuses OK.
• Battery voltage OK.
• Switch OFF all electrical and electronic accessories.
• Vehicles with Auto. Transmission, ensure Selector Lever position is in "P".
• Vehicles with Man. Transmission, ensure Shifter Lever position is in "N" with Parking Brake applied.
• Observe all safety precautions: SAFETY PRECAUTIONS .
• View clean working conditions: CLEAN WORKING CONDITIONS .
• For Hybrid vehicles refer to: HIGH VOLTAGE SYSTEM GENERAL WARNINGS .