WIPER AND WASHER SYSTEM > SYSTEM DIAGRAM

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E106801E01


Input and output signal of each ECU : 
Transmitting ECU
(Transmitter)
Receiving ECU
Signals
Communication
Rain Sensor
Cowl Side Junction Block ECU LH
  1. HI continuous operation command signal
  2. LO continuous operation command signal
  3. LO single operation command signal
  4. Manual intermittent operation command signal
  5. Wipe out angle variable demand signal
BEAN
Combination Switch ECU
Cowl Side Junction Block ECU LH
  1. Wiper switch INT signal
  2. Wiper switch LO signal
  3. Wiper switch HI signal
  4. Wiper switch AUTO position signal
  5. Washer switch signal
  6. Wiper switch MIST signal
  7. Wiper adjusting volume signal
BEAN
Combination Switch ECU
Front Controller
  1. Washer motor operation signal
BEAN
Combination Meter ECU
Cowl Side Junction Block ECU LH
  1. Vehicle speed signal
BEAN
Combination Meter ECU
Rain Sensor
  1. Vehicle speed signal
BEAN
Combination Switch ECU
Rain Sensor
  1. Wiper & washer switch signal
BEAN
Combination Switch ECU
Door ECU RH
Door ECU LH
  1. Wiper & washer switch signal
BEAN
ECM
Cowl Side Junction Block ECU LH
  1. Shift position P signal
  2. Shift position N signal
CAN - BEAN
Cowl Side Junction Block ECU RH
Cowl Side Junction Block ECU LH
  1. Parking brake switch signal
  2. Stop light ON command signal
BEAN
Cowl Side Junction Block ECU RH
Combination Switch ECU
  1. Engine switch signal
BEAN
Cowl Side Junction Block ECU RH
Rain Sensor
  1. Display dimmer signal
BEAN
Cowl Side Junction Block ECU LH
Rain Sensor
  1. Wiper motor position signal
  2. Wiper blade position signal
BEAN
Steering Lock ECU
Rain Sensor
  1. PUSH switch signal
BEAN
Front Controller
Combination Meter ECU
  1. Washer level signal
BEAN

HINT:
  1. Wiper operation is controlled by the cowl side junction block ECU LH.
  2. The rain sensor controls the auto wiper function.