Operation CHARM: Car repair manuals for everyone.

Exhaust Gas Recirculation: Description and Operation




NOTE: The Exhaust Gas Recirculation System function is monitored by the On Board Diagnostic system in the Motronic Engine Control Module (J220).


1 CO tap tube
Where applicable.
2 EGR Temperature Sensor (G98)
20 Nm (15 ft lb.)
3 Intake manifold, upper.
4 Gasket
Always replace.
5 Bracket
6 10 Nm (7 ft lb)
7 Connector
8 EGR Valve
9 35 Nm(26 ft lb)
10 30 Nm(22 ft lb)
11 To Exhaust Manifold.
12 To Upper Intake Manifold.
13 To Thermal Vacuum Valve on upper air cleaner.
14 Air Cleaner
15 EGR Vacuum Regulator Solenoid Valve (N18)