SEAT Workshop Service and Repair Manuals

Notes:

• ◆ The function/control of the exhaust gas recirculation system is checked by the self-diagnosis of the Motronic control unit (J220).
• ◆ Components marked with an * are checked via the self-diagnosis.

=> Repair group 01; Self-diagnosis; Interrogating fault memory

• ◆ Components marked with ** are checked via the final control diagnosis.

=> Repair group 01; Self-diagnosis; Final control diagnosis

• ◆ Always renew sealing rings and gaskets when assembling.
• ◆ Vacuum pipes and hose connections must be free of leaks.
• ◆ Vacuum pipes must not be blocked/kinked.

• 35 Nm
• ◆ To intake manifold upper part
• 30 Nm
• Pipe
• ◆ For exhaust gas outlet
• Air cleaner
• ◆ If soiled it can cause engine running faults
• Connector
• ◆ Brown, 2-pin
• ◆ For exhaust gas recirculation valve (N18)
• Exhaust gas recirculation valve (N18)*/**
• ◆ Two-way valve
• ◆ Checking:

=> Repair Group 01; Self diagnosis; Final control diagnosis

• 10 Nm
• Connecting hose
• Vacuum hose
• ◆ To vacuum pipe collective connection brake servo
• Pipe
• ◆ For exhaust gas inlet
• ◆ From exhaust manifold
• Exhaust gas recirculation temperature sensor (G98)*, 20 Nm
• ◆ Checking
• Exhaust gas recirculation valve (mechanical)
• ◆ Checking => Page 26-18
• Gasket
• ◆ Renew

• Bracket
• ◆ For electric wiring and exhaust gas recirculation valve
• ◆ Secured to cylinder head cover
• 2 pin connector
• ◆ Black
• ◆ For exhaust gas recirculation temperature sensor (G98)