Deceleration Fuel Cut System - Volkswagen Taro 1989 Workshop Manual

5.
DECELERATION FUEL CUT SYSTEM
(1)
Solenoid Valve
(2)
Vacuum Swltch
(3) Computer
(4) Englne RPM
(5) Fuel Cut-out Solenold Valve
(6)
Thronle Posnionlng Port
Thls System CIJS
oIJ
p a w h e fuel in the slow circuit of the carburetor to reduce HC and to prevent anerbumng
In
the exhaust system
Engine RPM
Below
1980 rpm
Above
2 410
rpm
Vacuum in the
Vacuum SW
Below 295 mm
Oulcksllver (HG)
Above345 mm
Ou~cks~lver (HG)
Below295 mm
Ou~cksilver (HG)
Above345 mm
Outckstlver (HG)
Vacuum SW
ON
OFF
ON
OFF
Computer
ON
ON
ON
OFF
Fuel Cut-Out
Solenoid Valve
ON
ON
ON
OFF
Slow Crcuit m
Carburetor
OPEN
OPEN
OPEN
CLOSED