audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

ABOUT US
Connection diagram for exhaust gas recirculation -engine code AXR- > < Parts of the exhaust gas recirculation system - assembly overview -engine code AXR-

A3 Mk1

4-cyl TDI®-Engine, Mechanical Components
Exhaust gas recirculation system
Connection diagram for exhaust gas recirculation -engine codes ASZ, ATD-
 
A21-0184
  • Intake pipe connection
    • ◆ With intake manifold flap
    • ◆ With mechanical exhaust gas recirculation valve
    • ◆ Checking mechanical exhaust gas recirculation valve => Page 26-50
  • Vacuum unit for intake manifold flap
  • To the vacuum unit for boost pressure control
  • EGR valve 1 -N18
    • ◆ Fitting location: On bulkhead in engine compartment
    • ◆ Checking => Page 26-56
    • ◆ Hose connection diagram =>Page 26-48
 
A21-0184
  • Intake manifold flap changeover valve -N239
    • ◆ Fitting location: On bulkhead in engine compartment
    • ◆ Hose connection diagram =>Page 26-48
  • Boost pressure control solenoid valve -N75
    • ◆ Fitting location: On bulkhead in engine compartment
    • ◆ Hose connection diagram =>Page 26-48
  • Breather pipe
    • ◆ To air cleaner
  • To brake servo
    • ◆ With deviation to vacuum pressure distributor for solenoid valves
  • Tandem pump
    • ◆ Generates vacuum for brake servo and solenoid valves
  • Vacuum hose
    • ◆ To vacuum unit

Connection diagram for exhaust gas recirculation -engine code AXR- > < Parts of the exhaust gas recirculation system - assembly overview -engine code AXR-