Monday, May 17, 2010

1989 Volkswagen Cabriolet L4-1781cc Powertrain Management System Diagram

5:19 AM by onesecond ·
Description: 2-way idle speed boost valve Alternator Auxiliary air regulator Battery Cold start enrichment relay Cold start enrichment vacuum switch Cold start valve Control pressure regulator Fuel enrichment switch Fuel gauge sending unit Fuel injection power supply relay Fuel pump Fuel pump relay Hall generator Hot pulse relay Idle boost control unit Ignition coil Ignition control unit Ignition distributor OXS control unit OXS frequency valve OXS thermoswitch Oxygen sensor Spark plug connectors Spark plugs Starter Thermo time switch Transfer fuel pump Voltage regulator Wire connectors T1a - single, in engine compartment, front left T1b - single, behind fuse/relay panel T1d - single, behind fuse/relay panel T2a - double, near intake manifold T2b - double, in engine compartment, right T2c - double, in right plenum, near intake manifold T2d - double, behind fuse/relay panel T14 - fourteen-point, on instrument cluster Ground connections 1 - ground strap, battery to body 3 - ground strap, battery to body 10 - in plenum 15 - on cylinder head 16 - on valve cover 30 - beside fuse/relay panel 90 - in fuel injection wiring harness.

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