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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L ENGINE> 13B-259 CIRCUIT OPERATION • The camshaft position sensor power is supplied • A 5-volt voltage is applied on the camshaft TECHNICAL DESCRIPTION • The camshaft position sensor functions to detect • When the engine is running, the camshaft • The ECM <M/T> or PCM <A/T> checks whether DTC SET CONDITIONS Check Conditions • Engine speed is higher than 50 r/min. Judgment Criteria • Camshaft position sensor output voltage has not Check Conditions • Engine speed is higher than 50 r/min. Judgment Criteria • Normal signal pattern has not been input for TROUBLESHOOTING HINTS (The most likely • Camshaft position sensor failed. • Open or shorted camshaft position sensor circuit, • ECM failed. <M/T> • PCM failed. <A/T> AK000217AB AK000217 CONNECTOR : B-22 AK000226 AK000226AB CONNECTOR : A-21X MFI RELAY AK000225 CONNECTOR : C-58<M/T>, C-55<A/T> C-55 C-58 PCM<A/T> ECM<M/T> AI |