WIPER AND WASHER SYSTEM > SYSTEM DIAGRAM

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I040016E01


Input and output signal of each ECU 
Transmitting ECU
(Transmitter)
Receiving ECU
Signals
Communication method
Rain Sensor
Passenger Side J/B ECU
  1. HI continuous operation command signal
  2. LO continuous operation command signal
  3. LO signal operation command signal
  4. Manual Intermittent operation command signal
  5. Wipe out angle variable demand signal
BEAN
Rain Sensor
Driver Side Door ECU
Passenger Side Door ECU
  1. LO signal operation command signal
  2. INT signal operation command signal
BEAN
Combination Switch ECU
Passenger Side J/B ECU
  1. Wiper SW INT signal
  2. Wiper SW LO signal
  3. Wiper SW HI signal
  4. Wiper SW AUTO position signal
  5. Washer SW signal
  6. Wiper SW MIST signal
  7. Wiper adjusting volume signal
BEAN
Combination Switch ECU
Front Light ECU
  1. Washer motor operation signal
BEAN
Combination Meter ECU
Passenger Side J/B ECU
  1. Vehicle speed signal
BEAN
Combination Meter ECU
Rain Sensor
  1. Vehicle speed signal
BEAN
Combination Switch ECU
Rain Sensor
  1. Wiper & washer SW signal
BEAN
Combination Switch ECU
Driver Side Door ECU
Passenger Side Door ECU
  1. Wiper & washer SW signal
BEAN
ECM
Passenger Side J/B ECU
  1. Shift position P signal
  2. Shift position N signal
CAN-BEAN
VSC ECU
Passenger Side J/B ECU
  1. Parking brake SW signal
CAN-BEAN
Driver Side J/B ECU
Passenger Side J/B ECU
  1. Stop light ON command signal
BEAN
Driver Side J/B ECU
Combination Switch ECU
  1. IG SW signal
BEAN
Driver Side J/B ECU
Rain Sensor
  1. Display dimmer signal
BEAN
Passenger Side J/B ECU
Rain Sensor
  1. Wiper motor position signal
  2. Wiper blade position signal
BEAN
Steering lock ECU
Rain Sensor
  1. PUSH SW signal
BEAN
Front light ECU
Combination meter ECU
  1. Washer level signal
BEAN

HINT:
Wiper operation is controlled, in principle, by the passenger side J/B ECU. The rain sensor, controls the auto wiper function.