FixVault

DTC Detection Logic

DTC No. CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition Possible cause
P1550 BAT CURRENT SENSOR
(Battery current sensor)
The output voltage of the battery current sensor remains within the specified range while engine is running.
  • Harness or connectors

    (Battery current sensor circuit is open or shorted.)

  • Battery current sensor
  • Camshaft position sensor
  • Camshaft (Intake)
  • Starter motor
  • Starting system circuit
  • Dead (Weak) battery
  • Sensor power supply 1 circuit