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AUTOMATIC TRANSMISSION DIAGNOSIS TSB Revision AUTOMATIC TRANSMISSION 23A-259 LOGIC FLOW CHARTS (Monitor Sequence) <DTC 44 (P0734)> . DTC SET CONDITIONS <DTC 44 (P0734)> Check Conditions • Engine speed: 450 r/min or more. • Output speed: 900 r/min or more. • Shift stage: 4th gear. • Input speed: more than 0 r/min. • Transmission fluid temperature sensor voltage: 4.5 volts or less. • Voltage of battery: 10 volts or more. Yes No No N E : Engine speed START Yes No Transmission fluid temperature There is only one transmission Yes N E > 450 r/min N OPG-B > 900 r/min N IPG-A > 0 r/min Continuous failure for 4 secs. Good END N OPG-B : Output speed (output shaft speed sensor) No Yes No No Yes No Yes Yes Malfunction Shift change is finished N IPG-A : Input speed (input shaft speed sensor) I 4 : 4th g ear ratio AC205246 Timer start Timer > 2 secs. Voltage of battery > 10 V Shift stage commanded No Yes Yes No I 4 × N OPG-B - 200 < N IPG-A < I 4 × N OPG-B + 200 AB Shift stage commanded |