Volkswagen Workshop Service and Repair Manuals

• Air cleaner upper part
• Filter element
• Air cleaner lower part
• O ring
• ◆ Renew if damaged
• Activated charcoal filter solenoid valve 1 (N80)*/**
• ◆ On air cleaner
• ◆ Activated charcoal filter system

=> Repair group 20; Removing and installing parts of the fuel supply system; Servicing parts of the activated charcoal filter system

• Retaining ring
• ◆ For solenoid valve 1

• Connector
• ◆ For air mass meter (G70)
• ◆ 4 pin
• Air mass meter (G70)*
• ◆ Checking
• Intake hose
• Elbow
• Hose
• ◆ For idling speed stabilization
• ◆ From silencer
  => Page 24-19 , item 14
• Heater element (N79)
• ◆ For crankcase breather
• ◆ Only for certain countries
• ◆ Arrow on heater element shows air flow direction
• ◆ Resistance at ambient temperature (approx. 25 °C)
       Specification: 7...12 ω

• Connector
• ◆ 2 pin
• ◆ For heater element (N79)
• ◆ Check Lambda probe heating voltage supply between contacts 1 and 2 with ignition switched on:
       Specification:
       Approx. battery voltage
• Crankcase breather valve
• To intake manifold upper part
• ◆ => Page 24-16 , item 5
• Rubber disc
• Retaining ring