volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Air filter > < Tests with control unit connected
Removing and installing carburettor and intake manifold
Removing and installing carburettor and intake manifold
  Note
Soiled or damp connections may lead to Ecotronic control unit -J184- malfunctions. If necessary, clean connectors and contacts, including on Ecotronic control unit -J184-, with spirit and lightly coat with contact spray -G 000 700 04-.
   
1 - 2EE carburettor
q   Repairing upper part → Chapter.
q   Repairing lower part → Chapter.
2 - Bolt
q   10 Nm
3 - To intake manifold
4 - Activated charcoal filter solenoid valve 1 -N80-
q   Checking actuation: → Chapter, final control diagnosis.
q   Activated charcoal filter system → 4-cyl. carburettor engine, Mechanical system; Rep. Gr.20.
5 - To activated charcoal filter
6 - Temperature sender
q   Intake manifold temperature sender -G72- or coolant temperature sender -G62-.
q   Resistance values → Fig..
7 - Oil seal
q   Renew if damaged.
8 - Seal
q   Renew.
9 - Intake manifold
q   With activated charcoal filter system with connection to solenoid valve.
10 - Bolt
q   25 Nm
11 - Lambda probe -G39-
q   50 Nm
q   Location: In exhaust manifold.
q   Grease threads only with high-temperature paste -G 052 112 A3-, high-temperature paste -G 052 112 A3- must not get into the slots of probe body.
q   Checking → Chapter, quick Ecotronic function test.
12 - Connector
q   Lambda probe -G39-
13 - Bolt
q   10 Nm
14 - Intake manifold preheating heater element -N51-
q   Test prerequisite: Engine cold.
q   Resistance between connector and earth (-): 0.33…0.70 Ω.
15 - O-ring
q   Renew if damaged.
16 - Bolt
q   20 Nm
17 - Support
18 - Connector
q   Only disconnect or connect connector with ignition switched off.
19 - Ecotronic control unit -J184-
q   For 2EE carburettor (electronically controlled).
q   Location: In left plenum chamber.
q   Quick Ecotronic function test → Chapter.
20 - To coolant pipe
21 - To brake servo
22 - Flange
23 - Bolt
q   13 Nm

   

Air filter > < Tests with control unit connected