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General Information Actually, ETACS starts by the needs to control time and alarm related electric device of the vehicle in one controller. The controlled items can be more or less according to the vehicle grades or trim levels but the basic concept
E T A C SE T A C S General InformationGeneral Information Actually, ETACS starts by the needs to control time and alarm related electric device of the vehicle in one controller. The controlled items can be more or less according to the vehicle grades or trim levels but the basic concept is similar. That is why a system of a vehicle is familiarized, easy to understand other systems. General InformationGeneral Information Seat Belt Warning Tail Lamp Auto Cut Central Door Lock IGN. Key operated warning IGN. Key Reminder Crash Door Unlock Anti - theft Function Keyless Entry FunctionETACS Module Function General InformationGeneral InformationETACS INPUT & OUTPUT DiagramInputs Battery(Back-up Voltage) Ignition 1 & 2(Power Voltage) Alternator “ L “ TerminalSeat Belt Switch FRT. LH Door Switch All Door Switch (each door S/W) Hood Switch / Trunk Switch Door Lock/Unlock Switch (in actuator) Ignition Key Warning Switch Tail Lamp Switch Crash Sensor etc Seat Belt Warning Indicator Hazard Relay Central Door Lock Relay Tail Lamp Relay Start Inhibitor Relay Chime BellETACSCMControllerOutput E T A C S E T A C S FUNCTIONFUNCTIONDetailDetail Seat Belt Warning TimerDescription 1. Seat belt warning lamp must blink for 6 seconds from IG. ON with 0.9 sec. frequency, 50% duty, and chime bell should ring too. 2. If the IG. is turned OFF within 6 seconds, the warning lamp and chime bell output should be OFF. 3. In case of the seat belt switch is ON, the chime bell sound must be stopped immediately, but seat belt warning lamp output should be ON during 6 seconds. 4. If the seat belt is not fastened while IG. is ON, the warning lamp and chime bell output should be repeated continuously until the seat belt is fastened.* T1 : 6 ±1.0 sec. * T2 : 0.45 ±0.1 sec. *T3:0.3 ±0.1sec.IGN. S/WSeat BeltS/W(N.C)Seat BeltWarning LampOnOffOnOffOnOffT1T2T1Chime BellOnOffT3 Seat Belt Warning TimerSTIG1IG2BATT 12V5VETACSCM Seat Belt S/W Seat Belt Warning Lamp IGN. KeyIGN. Key S/W Key Operated WarningDescription 1. If the driver door is opened with the IG. key is inserted into key cylinder, the chime bell should ring with 0.9 second frequency, 50% duty continuously. 2. When the key is removed from key cylinder or the driver door is closed, door warning output is stopped immediately. ▶ Chime Bell Operating Order : Seat belt warning → Key operated warningDoorWarning SwitchDriver’s DR S/WChime BellKey inKey outOpenCloseOnOff * T1 & T2 : 0.45 ± 0.1 sec.T1T1 Key Operated WarningChime BellKey Operated Door Warning S/Wfrom BATT.Driver’s DR S/Wto DR opening indicatorin clusterETACSCM Ignition Key Reminder ControlDescription This function is to prevent vehicle from Lock if IG. key is inserted into key cylinder. 1. IG. key is inserted into key cylinder. 2. The signal of IG. key insert condition is perception in ETACSCM. 3. At this time if pushed door lock knob of front LH or RH door, door unlock signal output for 1 sec. 4. So, that during insert key into the key-cylinder to prevent door lock. DR WarningSwitchOnOffFRT LH/RHDR S/WFRT LH/RHDR Lock S/WDoor Lock Actuator Unlock OutputOpenCloseOn(Unlock)Off(Lock)OnOffT2T1T3* T1 : 1 ± 0.1 sec. * T2 : 0.5 ±0.1 sec. KEY INSERTKEY REMOVEDCASE 1T2 [...]... 200 ms T2 : 40 m sec T3 : 5 sec ± 0.5 sec Description 1 If the airbag signal is inputted to the ETACS when the door is locked, the unlock signal is executed immediately for safety 2 At this time, all door should be unlocked for operating above “unlock execution” 3 “Door unlock” is activated only one time while IGN 1 switch is on Crash Door Unlock A/BAG Module Ignition Switch AM Acc IG1 IG2 ST Acc ON... Lock Unlock Lock Unlock On T1 T1 Off On Off T1 T1 * T1 : 0.5 ± 0.1 sec Description The ETACS module receives “Lock/Unlock” signal from the front LH or RLH door switch, door “Lock” or “Unlock” relay is executed 0.5second later ◆ In case of front LH or RH door switch is on less than 60ms, door actuator should be off Central Door Lock Control Ignition Switch AM Acc IG1 IG2 ST Acc ON ST Dash Fuse Box Lock . the unlock signal is executed immediately for safety.2. At this time, all door should be unlocked for operating above “unlock execution”.3. “Door unlock”. signal from the front LH or RLH door switch, door “Lock” or “Unlock” relay is executed 0.5second later. ◆ In case of front LH or RH door switch is on less