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Electrical Specification

G13203588Courtesy of SUBARU OF AMERICA, INC.
NOTE:
  • Terminal number of the rain sensor connector is as follows.
  • When the connector is disconnected from the rain sensor, DTC U0231 LOST COMMUNICATION WITH RAIN LIGHT SENSOR may be detected.
  • The "Rain drop Detection Sensor Setting" of body integrated unit registration item must be set to ON. AUTO operation do not operate, when the setting is OFF.
Terminal No. Contents Measuring condition Standard
(R352) No. 1 (+) ←→ Chassis ground (-) LIN communication circuit During communication Less than 1 V - 12 V
(R352) No. 2 (+) ←→ Chassis ground (-) A/S signal During wiper reverse operation Less than 1 V → 10 V or more
(R352) No. 3 - - -
(R352) No. 4 (+) ←→ Chassis ground (-) GND Always Less than 1 V
(R352) No. 5 (+) ←→ Chassis ground (-) Ignition power supply When ignition switch is ON 10 V or more