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EGR Solenoid Valve Replacement
 

Pelican Technical Article:

EGR Solenoid Valve Replacement

Jared Fenton

Time:

30 mins

Tab:

$50

Talent:

**

Tools:

end cutters

Applicable Models:

A6 2.7T (1997-04)
A6 2.8 (1997-02)
A6 3.0L (2002-04)
S6 4.2 (1997-04)

Parts Required:

EGR solenoid valve

Hot Tip:

use new hose clamp when installing the new solenoid valve

Performance Gain:

Better working turbo system

Complementary Modification:

Engine tune up

The EGR solenoid valve, located in the vacuum system, allows the EGR diverter valve to open to bleed off air. Failure of this valve can cause issues such as engine surging, low boost pressures and may be accompanied with a Check Engine light.

Remove the upper engine cover to access the valve. See our article on Engine Cover Removal for more information.

Press the release clip on the electrical connector (green arrow) and pull it off the EGR solenoid valve.
Figure 1

Press the release clip on the electrical connector (green arrow) and pull it off the EGR solenoid valve.

Figure 2

Pull the whole valve assembly towards the rear of the car to release the rubber retaining boot from the mounting tab,

Pull the retaining boot (green arrow) off the valve and transfer to the new valve.
Figure 3

Pull the retaining boot (green arrow) off the valve and transfer to the new valve.

Now use a pair of end cutters to remove the hose clamps (green arrows).
Figure 4

Now use a pair of end cutters to remove the hose clamps (green arrows). Pull the vacuum lines off the valve. Installation is the reverse of removal. Be sure to use new hose clamps when securing the vacuum lines.


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Page last updated: Sun 12/10/2017 03:13:37 AM