| TUCSON(LM) >2012 > G 2.4 DOHC > Body Electrical System > Keyless Entry And Burglar Alarm>Description and Operation |

Description
Keyless Entry System The burglar alarm system is integrated with the keyless entry system. The keyless entry system allows you to lock and unlock the vehicle with the remote transmitter. When you push the LOCK button, all doors lock. When you push the UNLOCK button again, all doors unlock.
Function
Keyless Entry Function DOOR LOCK / UNLOCK and panic operations are performed with remocon
1. | Keyless entry function is performed in a state that key in switch is eliminated from key cylinder
2. | LOCK / UNLOCK and panic signals are received from the transmitter and DOOR LOCK / UNLOCK and panic signals are output.
Transmitter(TX) Spec
1. | Transmission Distance : 30m or more from outside of the car
2. | Registration procedure of the transmitter
(1) | In registration mode, it shall be possible to register up to Max 4EA.
(2) | At re-registration, data are registered newly after deleting the previous TX DATA
No. | Saved code | Code to change | Changed code
1 | A | C | C (A is deleted)
2 | A, B, C, D | E | E (A, B, C, D is deleted)
3 | A, B | C, D, E | C, D, E
4 | A, B | C, C, D | C
(3) | For the registration procedures by using Hi-scan tool, refer to "TRANSMITTER CODE REGISTRATION".
3. | Transmitter signal & Receiver Spec
(1) | Transmission signal
A. | Transmit relevant transmission DATA (Transmission frame) twice by pushing TX SW.
B. | Only LOCK signal is output when pushing TX LOCK switch and UNLOCK switch at the same time.
Anti-theft function
1. | Anti-theft control data flow
Functions
1. | DISARM Condition 1
State | Description
Initial Condition | ALARM
Event |
- | IGN KEY ON during 30sec or ALT”L”=on during 3 sec.
NON SMK(Smart key)
- | Any door open & TX UNLOCK
- | TX Tailgate
- | TX Lock & Lock confirm Failed
SMK :
- | Any door open & RKE CMD=UNLOCK/Passive Access Unlock=1
- | RKE_Tailgate=1-TP(Transponder)AUTH=1 / PIC AUTH=1
- | RKE CMD=LOCK/Passive Access Lock=1 & Lock confirm Failed
Mechanical Key OPTION Enable:
- | Mechanical UNLOCK
- | Mechanical LOCK&Lock confirm Failed
Action | The state goes to DISARM state
- | Horn Relay, Hazard Relay, Start Inhibit Relay OFF
- | TX Unlock →Unlock Relay on for 0.5 sec →Hazard Relay on (twice)
T1 : 0.5s T2 : 0.5s ± 0.1s Condition 2
State | Description
Initial Condition | DISARM state & (IGN KEY OUT) & Any Door open
Event | NON SMK :
- | Any door open & TX UNLOCK
SMK :
- | Any door open & RKE CMD=UNLOCK / Passive Access Unlock=1 / RKE Tailgate=1 / Tailgate reopen=1
- | TP AUTH=1 / PIC AUTH=1
Action | No state change
- | TX UNLOCK, RKE CMD=UNLOCK, Passive Access Unlock=1 →Hazard Relay for 0.5s ON/OFF(twice)
Condition 3
State | Description
Initial Condition | ARM WAIT state
Event |
- | Any door open or Hood Switch OPEN or Tailgate switch OPEN
- | Any door is unlocked
- | Key In switch ON
SMK : TP AUTH=1 / PIC AUTH=1 / FOB=IN/ P Tailgate
Mechanical Key OPTION Enable: Mechanical UNLOCK
Action | The state goes to DISARM state
Condition 4
State | Description
Initial Condition | AUTOLOCK TIMER1 STATE
Event |
- | Any door open or Hood Swithc OPEN or Tailgate Switch OPEN
- | Key In Switch ON
- | AUTO LOCK & Lock confirmation failure
NON SMK spec:
- | TX LOCK & Lock confirmation failure
SMK spec:
- | RKE CMD=LOCK / Passive Access Lock=1& Lock confirmation failure
- | TP AUTH=1 / PIC AUTH=1
Mechanical Key option Enable:
- | Mechanical LOCK & Lock confirmation failure
Action | The state goes to DISARM state
Condition 5
State | Description
Initial Condition | AUTOLOCK TIMER2 STATE
Event |
- | Any door open
- | Key In Switch ON
- | AUTO LOCK & Lock confirmation failure
NON SMK :
- | TX LOCK & Lock confirmation failure
SMK :
- | RKE CMD=LOCK/ Passive Access Lock=1& Lock confirmation failure
- | TP AUTH=1/ PIC AUTH=1 / FOB IN
Mechanical Key option Enable: Mechanical LOCK & Lock confirmation failure
Action | The state goes to DISARM state
Condition 6
State | Description
Initial Condition | ARM STATE
Event |
- | IGN KEY ON
SMK :
- | TP AUTH=1 / PIC AUTH=1
Mechanical Key option Enable:
- | Mechanical UNLOCK
Action | The state goes to DISARM state
Condition 7
State | Description
Initial Condition | REARM state
Event | Execpt china spec:
- | IGN KEY ON during 30sec or ALT ”L”=on during 3 sec.
NON SMK :
- | TX LOCK & Lock confirmation failure
- | TX Tailgate
SMK :
- | TP AUTH=1 / PIC AUTH=1
- | RKE CMD=LOCK / PassiveAccess Lock=1 & Lock confirmation failure
- | RKE Tailgate=1
Mechanical Key option Enable:
- | Mechanical UNLOCK
- | Mechanical LOCK & Lock confirmation failure
Action | The state goes to DISARM state Start Inhibit Relay OFF
Condition 8
State | Description
Initial Condition | PREARM state
- | Key In Switch ON
- | All entrance closed & Any Door is unlocked
NON SMK:
- | Any door open & TX UNLOCK
SMK :
- | TP AUTH=1 / SMK AUTH=1 / FOB IN
- | Any door open & RKE CMD=UNLOCK/ Passive Access Unlock=1
Mechanical Key option Enable :
- | MECHANICAL UNLOCK
Action | The state goes to DISARM state
- | Hazard Relay for 0.5s ON/OFF(twice)
Condition 9
State | Description
Initial Condition | AUTOLOCK TIMER3 state
Event |
- | DRV or AST or RL or RR DOOR OPEN or HOOD OPEN or KEY IN
SMK spec:
- | TP AUTH=1 or SMK AUTH=1
Mechanical Key option Enable:
- | Mechanical UNLOCK
- | Mechanical LOCK & Lock confirmation failure
Action | DISARM state entry
2. | ARM Condition 1
State | Description
Initial Condition | ARM state
Event | NON SMK :
- | TX LOCK
SMK:
- | RKE CMD=LOCK / Passive Access Lock=1
Action | No state change HazardRly 1Time on(1sec)
Condition 2
State | Description
Initial Condition | ARM WAIT state
Event |
- | Afte ARM WAIT TIMER finished
Action | The state goes to ARM state
3. | ALARM Condition 1
State | Description
Initial Condition | ARM state
Event | Any door open or Hood Switch open
Action | The state goes to ALARM state
- | Engine Start Inhibit is ON
- | The horn relay is ON one time for 27sec(±2sec) and OFF two times for 10sec(±1sec).
- | The hazard is driven also (During Horn driving)
T1 : 27s(±2sec), T2 : 10s(±2sec), T3 : 0.5s ± 0.1sec Condition 2
State | Description
Initial Condition | REARM state
Event | Any door open or Hood Switch OPEN
Action | The state goes to ALARM state The horn relay is ON one time for 27sec(±2sec) and OFF two times for 10sec(±1sec). The hazard is driven also (During Horn driving)
4. | ARM WAIT Mode Condition 1
State | Description
Initial Condition | ARMWAIT state
Event | NON SMK :
- | TX LOCK
SMK:
- | RKE CMD = LOCK / Passive Access Lock=1
Action | No state change Hazard Relay 1Time on(1sec)
Condition 2
State | Description
Initial Condition | DISARM state & IGN KEY OUT & All entrances closed
Event | NON SMK:
- | Tx Lock & locked confirmed
SMK:
- | RKE CMD=LOCK / Passive Access Lock=1 & locked confirmed
Mechanical Key option Enable:
- | MECHANICAL LOCK & locked confirmed
- | DOOR LOCK state : Any door open → All door closed
Action |
- | The state goes to ARMWAIT State
- | Start ARMWAITTIMER
- | Hazard Relay 1Time on(1sec)
Condition 3
State | Description
Initial Condition | ALARM state & All entrances closed & IGN key out
Event | NON SMK:
- | Tx Lock & locked confirmed
SMK :
- | RKE CMD=LOCK / Passive Access Lock=1 & locked confirmed
Mechanical Key option Enable:
- | MECHANICAL LOCK & locked confirmed
Action |
- | The state goes to ARMWAIT State
- | Horn Relay, Start Inhibit Relay = OFF
- | Hazard Relay 1Time on(1sec) (MECHANICAL LOCK : Except)
- | Start ARMWAIT TIMER
Condition 4
State | Description
Initial Condition | AUTOLOCK TIMER1 state
Event | AUTOLOCK & locked confirmed
NON SMK:
- | Tx Lock & locked confirmed
SMK:
- | RKE CMD=LOCK / Passive Access Lock=1 & locked confirmed
Mechanical Key option Enable: MECHANICAL LOCK & locked confirmed
Action |
- | The state goes to ARMWAIT State
- | Hazard Relay 1Time on(1sec)
- | Start ARMWAIT TIMER
Condition 5
State | Description
Initial Condition | PREARM state
Event | All door closed and ALL door=Lock
Action |
- | The state goes to ARMWAIT State
- | Hazard Relay 1Time on(1sec)
- | Start ARMWAIT TIMER
Condition 6
State | Description
Initial Condition | REARM state
Event | NON SMK : TX LOCK & locked confirmed
SMK :
- | RKE CMD=LOCK/ Passive Access Lock=1 & locked confirmed
Mechanical Key option Enable:
- | MECHANICAL LOCK & locked confirmed
Action |
- | The state goes to ARMWAIT State
- | Hazard Relay 1Time on(1sec) (MECHANICAL LOCK : Except)
- | Start Inhibit Relay OFF
- | Start ARMWAIT TIMER
Condition 7
State | Description
Initial Condition | AUTOLOCK3 state
Event | NON SMK spec:
- | TX LOCK & locked confirmed
SMK spec:
- | RKE CMD=LOCK or PassiveAccessLock=1& locked confirmed
Mechanical Key option Enable:
- | Mechanical LOCK & locked confirmed
Action | ARM WAIT state entry
- | Hazard relay 1Time on(1sec). (Mechanical LOCK item Except)
- | Start ARMWAIT Timer.
5. | REARM Mode Condition 1
State | Description
Initial Condition | ALARM state
Event | All entrance is closed & ALARM Patten finished
Action | The state goes to REARM state
6. | Autolocktimer1 Mode Condition 1
State | Description
Initial Condition | ARM state
Event | NON SMK : TX UNLOCK
SMK : RKE CMD=UNLOCK / Passive Access Unlock=1
Action |
- | The state goes to AUTO LOCK TIMER1 state
- | Start AUTO LOCK TIMER1
- | Hazard Relay Twice on (0.5s ON/0.5s OFF)
Condition 2
State | Description
Initial Condition | AUTO-LOCK TIMER1 state
Event | AUTOLOCK TIMER1 finished
NON SMK: TX UNLOCK
SMK: RKE CMD=UNLOCK / Passive Access Unlock=1
Action | No change state
CASE1: AUTOLOCK TIMER1 Finished AUTOLOCK
CASE2: TX UNLOCK, RKE CMD=UNLOCK, Passive Access Unlock=1 Hazard Relay Twice on(0.5s ON/0.5s OFF) Restart AUTOLOCK TIMER1
Condition 3
State | Description
Initial Condition | ARM WAIT state
Event | NON SMK : TX UNLOCK
SMK: RKE CMD=UNLOCK / Passive Access Unlock=1
Action |
- | The state goes to AUTO LOCK TIMER1 state
- | Start AUTO LOCK TIMER1
- | Hazard Relay Twice on(0.5s ON/0.5s OFF).
Condition 4
State | Description
Initial Condition | DISARM state & All entrances closed(DOORS, HOOD & Tailgate) & IGN KEY OUT
Event | NON SMK: TX UNLOCK
SMK: RKE CMD=UNLOCK/ Passive Access Unlock=1
Action |
- | The state goes to AUTO LOCK TIMER1 state
- | Start AUTO LOCK TIMER1
- | Hazard Relay Twice on(0.5s ON/0.5s OFF).
Condition 5
State | Description
Initial Condition | ALARM state & All Enterance closed
Event | NON SMK: TX UNLOCK
SMK: RKE CMD=UNLOCK / Passive Access Unlock=1
Action |
- | The state goes to AUTO LOCK TIMER1 state
- | Start AUTO LOCK TIMER1
- | Hazard Relay Twice on(0.5s ON/0.5s OFF).
- | Start Inhibit Relay off / Horn Relay off
Condition 6
State | Description
Initial Condition | REARM state
Event | NON SMK: TX UNLOCK
SMK: RKE CMD=UNLOCK/ Passive Access Unlock=1
Action | The state goes to AUTO LOCK TIMER1 state
- | Start AUTO LOCK TIMER1
- | Hazard Relay Twice on(0.5s ON/0.5s OFF).
- | Start Inhibit Relay off
7. | Autolocktimer2 Mode Condition 1
State | Description
Initial Condition | AUTO-LOCK TIMER2 state
Event | Finished AUTOLOCK TIMER2
NON SMK: TX UNLOCK
SMK: RKE CMD=UNLOCK/ Passive Access Unlock=1
Action | No change state
CASE1: AUTOLOCK TIMER2 finished AUTOLOCK
CASE2: TX UNLOCK, RKE CMD=UNLOCK, Passive Access Unlock=1
- | Start AUTO LOCK TIMER2
- | Hazard Relay Twice on(0.5s ON/0.5s OFF).
Condition 2
State | Description
Initial Condition | DISARM state & IGN KEY OUT & ALL door close state
Event | NON SMK : TX UNLOCK
SMK: RKE CMD=UNLOCK/ Passive Access Unlock=1
Action |
- | The state goes to AUTO LOCK TIMER2 state
- | Start AUTO LOCK TIMER2
- | Hazard Relay Twice on(0.5s ON/0.5s OFF).
- | Memo Hood/ Trunk state
Condition 3
State | Description
Initial Condition | ALARM state & All door closed & (Trunk or Hood Switch OPEN) state
Event | NON SMK: TX UNLOCK
SMK: RKE CMD=UNLOCK / Passive Access Unlock=1
Action |
- | The state goes to AUTO LOCK TIMER2 state
- | Horn Relay, Start Inhibit Relay = OFF
- | Start AUTO LOCK TIMER2
- | Hazard Relay Twice on(0.5s ON/0.5s OFF).
- | Memo Hood/Trunk state
Condition 4
State | Description
Initial Condition | PREARM state & All door closed & (Hood OPEN)state
Event | NON SMK: TX UNLOCK
SMK: RKE CMD=UNLOCK / Passive Access Unlock=1
Action |
- | The state goes to AUTO LOCK TIMER2 state
- | Start AUTO LOCK TIMER2
- | Hazard Relay Twice on(0.5s ON/0.5s OFF).
- | Memo Hood/Trunk state
8. | PREARM Mode Condition 1
State | Description
Initial Condition | AUTO-LOCK TIMER2 state
Event | AUTO LOCK & locked confirmed
NON SMK: TX LOCK & locked confirmed
SMK : RKE CMD=LOCK/ Passive Access Lock=1 & locked confirmed
Mechanical Key option Enable: MECHANICAL LOCK & locked confirmed
Action | The state goes to PREARM state
Condition 2
State | Description
Initial Condition | DISARM state & IGN KEY OUT
Event | NON SMK:
- | Any door open or Hood Switch OPEN or Trunk Switch OPEN state & locked confirmed
SMK :
- | Any door open or Hood Switch OPEN or Trunk Switch OPEN state RKE CMD=LOCK / Passive Access Lock=1 & locked confirmed
Mechanical Key option Enable: MECHANICAL LOCK & locked confirmed ALL DOOR LOCK state (Any door open → All doors closed) and (Trunk Switch OPEN or Hood Switch OPEN)
Action | The state goes to PREARM state
Condition 3
State | Description
Initial Condition | ALARM state& IGN KEY OUT and(Any door open or Hood Switch OPEN or TrunkSwitch OPEN)
Event | NON SMK : TX LOCK & locked confirmed
SMK : RKE CMD=LOCK/ Passive Access Lock=1 & locked confirmed
Mechanical Key option Enable: MECHANICAL LOCK & locked confirmed
Action | The state goes to PREARM state Horn Relay, Hazard Relay, Start Inhibit Relay → OFF
Condition 4
State | Description
Initial Condition | AUTOLOCK3 state
Event | TIMER IS EXFIRED TAILGATE IS OPEN
Action | PREARM state entry
9. | Autolock Time3 Mode Condition 1
State | Description
Initial Condition | AUTOLOCK3 state
Event | NON SMK spec:
- | TX TAILGATE
SMK spec:
- | RKE TAILGATE=1
Action | AUTOLOCK3 state maintenance &
- | HazardRly Twice on(0.5s ON/0.5s OFF)
Condition 2
State | Description
Initial Condition | ARM state
Event | NON SMK spec:
- | TX TAILGATE
SMK spec:
- | RKE TAILGATE=1 or Passive TAILGATE
Action | AUTOLOCK3 state entry & Hazard relay Twice on(0.5s ON/0.5s OFF)
Condition 3
State | Description
Initial Condition | ARMWAIT state
Event | NON SMK spec:
- | TX TAILGATE
SMK spec:
- | RKE TAILGATE=1
Action | AUTOLOCK3 state entry & Hazard relay Twice on(0.5s ON/0.5s OFF)