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SYSTEM DEF-7 < SYSTEM DESCRIPTION > C D E F G H I J K M A B DEF N O P SYSTEM System Description INFOID:0000000010434110 SYSTEM DIAGRAM Automatic Air Conditioning System Except Automatic Air Conditioning System REAR WINDOW DEFOGGER FUNCTION • Turn rear window defogger switch ON when the ignition switch turns ON. Then integral switch (rear window defogger switch) transmits rear window defogger switch signal to display control unit via communication line. • BCM turns rear window defogger relay ON and transmits rear window defogger control signal to IPDM E/R via CAN communication when rear window defogger switch signal is received. • Rear window defogger and door mirror defogger are supplied with power and operate when rear window defogger relay turns ON. • IPDM E/R transmits rear window defogger control signal to display control unit via CAN communication. switch) via communication line, then rear window defogger indicator is illuminated. REAR WINDOW DEFOGGER AND DOOR MIRROR DEFOGGER TIMER FUNCTION • BCM turns rear window defogger relay ON for approximately 15 minutes when rear window defogger switch turns ON. It makes rear window defogger, door mirror defogger. • Timer is canceled after pressing rear window defogger switch again during timer operation. Then BCM turns rear window defogger relay OFF. The same reaction also occurs during timer operation, if the ignition switch FRONT WINDOW DEFOGGER FUNCTION JMLIA5216GB JMLIA5217GB |