5000S Sedan L5-2226cc 2.22L SOHC (KZ) (1985)
Idle Speed: Adjustments
Idle Speed (duty Cycle) And CO Value Must Be Checked And Adjusted Together
TEST CONDITIONS
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engine oil temperature min. 80°C (176°F)
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all electrical consumers switched OFF (A/C and radiator cooling fan must be OFF)
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pressure gauge not connected
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exhaust system must be free of leaks
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it injection system has been opened or components replaced, run engine several times to 3,000 rpm for approx. two minutes before starting this
procedure
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disconnect crankcase ventilation hoses and seal off openings (arrows)
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remove charcoal cannister hose from intake air boot connector (arrow) and leave open
NOTE: Intake air boot hose connector has calibrated orifice and must remain in opening.
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remove harness connector from differential pressure regulator
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attach test adaptor vw 1315A/1 between unplugged harness connector and differential pressure regulator
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attach US 1119 to test adaptor VW 1315A/1
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switch US 1119 to DCA 200 mA range