Tachometric Relay (Vehicles With Automatic Transmission); Full Enrichment Time Delay System (Vehicles With S-Speed Transmission) - Winnebago 1987-1989 LeSharo Service Manual

ENGINE FUEL SYSTEM
TACHOMETRIC RELAY
&
FULL ENRICHMENT DELAY SYSTEM
TACHOMETRIC RELAY
(Vehicles with Automatic Transmission)
The Tachometric Relay is located under the
passenger seat, near the
ECU.
The function of this
relay is to prevent full fuel enrichment at WOT (wide
open throttle) until the engine exceeds 4,100 rpm
l±..
50 rpm). This provision is required for emission
control pu rposes.
FULL ENRICHMENT TIME DELAY SYSTEM (Vehicles
with S-Speed Transmission)
The full enrichment time delay system is located
under the passenger seat, near the ECU.The function
of the system is to delay full fuel enrichment at WOT
(wide open throttle) until about 14 seconds after the
throttle position switch is moved from the idle
position. This provision is required for emission
control pu rposes.
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