5000CD Turbo (Canada) L5-2226cc 2.22L SOHC Turbo (MC) (1988)
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operate full throttle switch using throttle lever
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measurement should change to approximately zero ohms (continuity)
If specified value NOT obtained
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adjust idle switch
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repeat measurement
If specified value still NOT obtained
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replace full throttle switch
If specified value IS obtained, BUT a problem persists
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check wiring between throttle switch harness connector and control unit harness connector as follows:
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remove right side footwell trim panel to expose control unit
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disconnect control unit harness connector
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measure resistance between harness connector terminals (C) on throttle switch and control unit harness connector terminals
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throttle switch connector terminal 1 and control unit connector terminal 20
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throttle switch connector terminal 3 and control unit connector terminal 26
^
specification: approximately zero ohms (continuity)
If specified value is NOT obtained
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repair break in wiring using wiring diagram
If specified value is still NOT obtained, and a problem persists
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replace control unit