Volkswagen Workshop Service and Repair Manuals

Engine codes AHU, 1Z

• 25 Nm
• Bracket
• ◆ For turbocharger oil supply pipe
• Connecting pipe
• ◆ When installing, just nip all bolts (parts must be just free to move), then tighten stress free
• 25 Nm
• Gasket
• ◆ Renew
• Intake manifold

• Exhaust gas recirculation valve (mechanical)
• ◆ Checking
• ◆ Checking activation

=> Repair group 01; Final control diagnosis; Performing final control diagnosis

• Exhaust manifold
• Gasket
• ◆ Renew

Engine codes AFN, AVG, ALE

• Exhaust gas recirculation valve
• ◆ Integral part of intake manifold cannot be replaced
• ◆ Checking => Page 26-32
• ◆ Checking activation

=> Repair group 01; Final control diagnosis; Performing final control diagnosis

• Intake manifold
• ◆ With exhaust gas recirculation valve
• 25 Nm
• Exhaust manifold
• Gasket
• ◆ Renew
• Connecting pipe