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DLN-20 < SYSTEM DESCRIPTION > [TRANSFER: ATX90A] SYSTEM 4WD Warning Lamp • Turns ON when there is a malfunction in 4WD system. 4WD warning lamp indicates the vehicle is in fail-safe mode. • Also turns ON when ignition switch is turned ON, for the purpose of lamp check. Turns OFF approximately for 1 second after the engine starts if system is normal. ATP Warning Lamp When the A/T shift selector is in P position, the vehicle may move if the transfer case in neutral. ATP warning CONDITION FOR OPERATE WARNING BUZZER For preventing an incorrect operation during 4H ⇔ 4L switching, warning buzzer sounds from inside of transfer control unit and warns the driver, when certain conditions are satisfied. 4WD SYSTEM : Fail-Safe INFOID:0000000006303692 • If any malfunction occurs in 4WD electrical system, and control unit detects the malfunction, 4WD warning lamp on combination meter turns ON to indicate system malfunction. • When 4WD warning lamp is ON, vehicle changes to rear-wheel drive or shifts to 4-wheel drive (front-wheels still have some driving torque). Condition 4WD warning lamp Lamp check Turns ON when ignition switch is turned ON. Turns OFF ap- prox. 1 second after the engine start. 4WD system malfunction ON Protection function is activated due to heavy load to transfer assem- Quick blinking: 2 times/second (Blinking in approx. 1 minute and then turning OFF) Large difference in diameter of front/rear tires Slow blinking: 1 time/2 seconds (Continuing to blink until turning ignition switch OFF) Other than above (system normal) OFF Condition Warning buzzer 4WD shift status A/T shift selector Engine speed 4H ⇔ 4L N range 350 − 1.600 rpm OFF Under 350 rpm or over 1.600 rpm ON Except N range Always |