5000CD Quattro Sedan (Canada) L5-2226cc 2.22L SOHC Turbo (MC) (1988)
Throttle Full Close Switch: Testing and Inspection
Turbo
VOLTAGE SUPPLY, CHECKING
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disconnect idle and full throttle switch harness connector from throttle switch assembly
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connect multimeter US 1119 between terminal 2 of throttle switch harness connector (C) and ground
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switch ignition ON
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specification: approximately 12 volts
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switch ignition OFF
IF NO
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repair break in wiring using wiring diagram
IDLE SWITCH ADJUSTING
Requirement:
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Basic throttle adjustment OK
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connect multimeter US 1119 between terminals 1 and 2 of throttle switch connector
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specification: approximately zero ohms (continuity)
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operate throttle switch using throttle lever
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measurement should change to infinite ohms
NOTE: To adjust the idle switch, the throttle body must first be removed