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to BCM terminal 55
through 50A fusible link (letter M, located in the fuse and fusible link box).
to BCM terminal 42
through 15A fuse [No. 22, located in the fuse block (J/B)].
to Horn relay terminal 2
through 15A fuse (No. 34, located in the fuse and fusible link box).
When the key switch is ON (key is inserted in ignition key cylinder), power is supplied
to BCM terminal 37
through key switch terminal 1 and 2
through 15A fuse [No. 22, located in the fuse block (J/B)].
When the ignition switch is ACC or ON, power is supplied
to BCM terminal 11
through 10A fuse [No. 6, located in the fuse block (J/B)].
When the ignition switch is ON or START, power is supplied
to BCM terminal 38
through 15A fuse [No. 1, located in the fuse block (J/B)].
When the front door switch (driver side) is ON (door is OPEN), ground is supplied
to BCM terminal 62
through front door switch (driver side) terminal 1
through front door switch (driver side) case ground.
When the front door switch (passenger side) is ON (door is OPEN), ground is supplied
to BCM terminal 12
through front door switch (passenger side) terminal 1
through front door switch (passenger side) case ground.
When the rear door switch LH is ON (door is OPEN), ground is supplied
to BCM terminal 63
through rear door switch LH terminal 1
through rear door switch LH case ground.
When the rear door switch RH is ON (door is OPEN), ground is supplied
to BCM meter terminal 13
through rear door switch RH terminal 1
through rear door switch RH case ground.
When the back door switch is ON (door is open), ground is supplied
to BCM terminal 58
through back door closure motor (door switch) terminals 7 and 8
through body grounds B15 and B45
Key fob signal is inputted to remote keyless entry receiv er (the antenna of the system is built in remote keyless
entry receiver).
to BCM terminal 20
from remote keyless entry syst em controls operation of the
The remote keyless entry system controls operation of the
power door lock
hazard and horn reminder
auto door lock
panic alarm
keyless power window down (open)
room lamp and key ring illumination
OPERATED PROCEDURE
Power Door Lock Operation
BCM receives a LOCK signal from key fob. BCM locks all doors with input of LOCK signal from key fob.
When an UNLOCK signal is sent from key fob once, driver's door will be unlocked.
Then, if an UNLOCK signal is sent from key fob again within 5 seconds, all other door will be unlocked.
Power door lock operation mode can be changed using “DOOR LOCK-UNLOCK SET” mode in “WORK SUP-
PORT” of “POWER DOOR LOCK SYSTEM”.
Refer to BL-60, "
CONSULT-III Function (BCM)".
Power door lock operation mode can be changed also on the display.
Hazard and Horn Reminder
When the doors are locked or unlocked by key fob, power is supplied to hazard warning lamp and lamp flash
as follows
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BL-52
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REMOTE KEYLESS ENTRY SYSTEM
LOCK operation: C mode (flash twice) or S mode (flash twice)
UNLOCK operation: C mode (flash once) or S mode (do not flash)
BCM outputs to IPDM E/R for horn reminder signal as DATA LINE (CAN H line and CAN L line).
The hazard and horn reminder has C mode (horn chirp mode) and S mode (non-horn chirp mode).
Operating function of hazard and horn reminder
Hazard and horn reminder do not operate if any door switch is ON (any door is OPEN).
How to change hazard and horn reminder mode
With CONSULT-III
Hazard and horn reminder can be changed using “MULTI ANSWER BACK SET” mode in “WORK SUPPORT”.
Refer to BL-60, "
CONSULT-III Function (BCM)".
Without CONSULT-III
When LOCK and UNLOCK signals are sent from the key f ob for more than 2 seconds at the same time, the
hazard and horn reminder mode is changed and hazard warn ing lamp flashes and horn sounds as follows:
Auto Door Lock Operation
Auto lock function signal is sent for operation when any of the following signals are not sent within 1 minute
after the unlock signal is sent from the key fob:
when door switch is turned ON for open.
when the key switch is turned ON.
when the lock signal is sent from the key fob.
Auto door lock mode can be changed using “AUT O LOCK SET” mode in “WORK SUPPORT”.
Refer to BL-60, "
CONSULT-III Function (BCM)".
Auto door lock mode can be changed also on the display.
Panic Alarm Operation
When key switch is OFF (when ignition key is not inserted in key cylinder), BCM turns on and off horn and
headlamp intermittently with input of PANIC ALARM signal from key fob.
The alarm automatically turns off after 25 seconds or when BCM receives any signal from key fob.
Panic alarm operation mode can be changed using “P ANIC ALARM SET” mode in “WORK SUPPORT”.
Refer to BL-60, "
CONSULT-III Function (BCM)".
For detailed description, refer to BL-163
.
Keyless Power Window Down (Open) Operation
When key fob unlock switch is turned ON with ignition sw itch OFF, and key fob unlock switch is detected to be
on continuously for 3 seconds, the driver's door and passenger's door power windows are simultaneously
opened.
Power window is operated to open and the operation cont inues as long as the key fob unlock switch is
pressed.
Keyless power window down operation mode can be changed using “PW DOWN SE\
T” mode in “WORK SUP-
PORT”. Refer to BL-60, "
CONSULT-III Function (BCM)"
Room Lamp and Ignition Key Ring Illumination Operation
When the following conditions come:
condition of interior lamp switch is DOOR position;
C mode S mode
Remote controller oper-
ation Lock Unlock Lock Unlock
Hazard warning lamp
flash TwiceOnceTwice —
Horn sound Once — — —
SEL153WA
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door switch OFF (when all the doors are closed);
Remote keyless entry system turns on interior lamp (for 30 seconds) with input of UNLOCK signal from key
fob. For detailed description, refer to LT-138
.
CAN Communication System DescriptionINFOID:0000000001327814
CAN (Controller Area Network) is a serial communication li ne for real time application. It is an on-vehicle mul-
tiplex communication line with high data communication speed and excellent error detection ability. Many elec-
tronic control units are equipped onto a vehicle, and each control unit shares information and links with other
control units during operation (not independent). In CAN communication, control units are connected with 2
communication lines (CAN H line, CAN L line) allowing a high rate of information transmission with less wiring.
Each control unit transmits/receives data but selectively reads required data only.
CAN Communication UnitINFOID:0000000001327815
Refer to LAN-43, "CAN System Specification Chart".
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BL-54
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REMOTE KEYLESS ENTRY SYSTEM
Schematic
INFOID:0000000001327816
TIWM0976E
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Wiring Diagram - KEYLES -INFOID:0000000001327817
TIWM1656E
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BL-56
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REMOTE KEYLESS ENTRY SYSTEM
TIWM1657E
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TIWM1658E
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BL-58
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REMOTE KEYLESS ENTRY SYSTEM
Terminal and Reference Value for BCM
INFOID:0000000001327818
Te r m i - nal Wire
Color ItemSignal In-
put/ out- put Condition
Voltage (V)
Approx.
1PU Key ring illumination output
signal
Output Key ring illumination is lighting. Battery voltage
Key ring illumination is being turned
off.
0
11 LG Ignition switch Input Ignition switch is in ACC or ON po-
sitionBattery voltage
12 P/B Front door switch (Passen-
ger side) InputON (door open)
→ OFF (door
closed) 0
→ Battery voltage
13 P/L Rear door switch RH Input ON (door open)
→ OFF (door
closed) 0
→ Battery voltage
18 B Remote keyless entry re-
ceiver (Ground)
—— 0
19 R Remote keyless entry re-
ceiver (Power supply) OutputKey is inserted in IGN key cylinder 0
All door closed
20 Y Remote keyless entry re-
ceiver (Signal)
InputKey is inserted in IGN key cylinder 0
Waiting
(All door closed)
When signal is received
(All door closed)
37 B/W Key switch Input ON (Key is inserted in IGN key cyl-
inder)
→ OFF (Key is removed
from IGN key cylinder) Battery voltage
→ 0
38 W/L Ignition switch Input Ignition switch is in ON or START
positionBattery voltage
39 L CAN H Input/
Output ——
40 P CAN L Input/
Output ——
41 R/B Battery saver output signal Output 30 minutes after ignition switch is
turned to OFF
0
Ignition switch is in ON position Battery voltage
42 L/R Battery power supply (fuse) Input — Battery voltage
OCC3881D
OCC3879D
OCC3880D
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