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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-956 CIRCUIT OPERATION • A 5-volt power supply is applied on the accelera- tor pedal position sensor (sub) power terminal . TECHNICAL DESCRIPTION • The accelerator pedal position sensor (sub) out- puts voltage which corresponds to the accelera- • The PCM checks whether the voltage is within a specified range. . DESCRIPTIONS OF MONITOR METHODS Accelerator pedal position sensor (sub) output volt- age is out of specified range. . MONITOR EXECUTION Continuous . MONITOR EXECUTION CONDITIONS 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 . DTC SET CONDITIONS . START END NO NO YES YES MALFUNCTION GOOD CONTINUOUS FAILURE FOR 0.3sec OUTPUT VOLTAGE < 0.2V AK302412 |