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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-164 DTC SET CONDITIONS . Check Condition • Ignition switch is "ON" position. Judgement Criteria • Throttle position sensor (main) output voltage should be 0.35 volt or less for 0.5 second. . OBD-II DRIVE CYCLE PATTERN None. . TROUBLESHOOTING HINTS (The most • Throttle position sensor failed. • Open or shorted throttle position sensor (main) circuit, harness damage, or connector damage. • PCM failed. START YES YES YES NO NO NO CONTINUOUS FAILURE FOR 0.5sec MALFUNCTION END GOOD OUTPUT VOLTAGE < =0.35V OUTPUT VOLTAGE > =4.8V AK302389 |