DTC Detection Logic

DTC DETECTION CONDITION CHART

DTC No.	Trouble diagnosis name (Trouble diagnosis content)	DTC detecting condition	Possible cause
P1556	BAT TMP SEN/CIRC (Battery temperature sensor circuit low input)	Signal voltage from Battery temperature sensor remains 0.16V or less for 5 seconds or more.	Harness or connectors [Battery current sensor (Battery temperature sensor) circuit is shorted.] [Camshaft position sensor (PHESE) circuit is open or shorted.] (Accelerator pedal position sensor 2 circuit is shorted.) (Throttle position sensor circuit is shorted.) Battery current sensor (Battery temperature sensor) Camshaft position sensor (PHESE) Accelerator pedal position sensor Throttle position sensor
P1557	BAT TMP SEN/CIRC (Battery temperature sensor circuit high input)	Signal voltage from Battery temperature sensor remains 4.84V or more for 5 seconds or more.