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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) 13A-469 . CIRCUIT OPERATION • The camshaft position sensor power is supplied from the MFI relay (terminal No. 1), and the • A 5-volt voltage is applied on the camshaft posi- tion sensor output terminal (terminal No. 2) from . TECHNICAL DESCRIPTION • The camshaft position sensor functions to detect the top dead center position of the number 1 cyl- • When the engine is running, the camshaft posi- tion sensor outputs a pulse signal. • The PCM checks whether pulse signal is input while the engine is cranking. . DESCRIPTIONS OF MONITOR METHODS • Camshaft position sensor signal does not change. • Camshaft position sensor signal is not normal pattern. . MONITOR EXECUTION . MONITOR EXECUTION CONDITIONS (Other Other Monitor (There is no temporary DTC stored in memory for the item monitored below) • Not applicable Sensor (The sensor below is determined to be normal) • Not applicable . AK200487 CAMSHAFT AB CONNECTOR: A-42 A-42(GR) AK201000 MFI RELAY CONNECTOR: C-59 AB C-59 AK103911AB CONNECTOR: C-14 C-14 AK103738AC CONNECTOR: C-90 PCM C-90(GR) |