Chery Tiggo 5 (T21). Service manual — part 417
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When vehicle is in lock mode, following features will occur:
- Turn signal lights blink once, anti-theft horn sounds once and anti-theft indicator on the front left
door protector blinks normally to indicate that vehicle is in lock state.
- In lock state, if no door is opened within 30 seconds after unlocking the doors by wireless key, the
doors will lock again automatically.
Lock failure mode
System will enter lock failure mode under the following conditions and will show the following
features:
- When any door is not closed fully, turn signal lights blink twice and anti-theft horn does not
sound.
- When engine hood is not closed fully, turn signal lights blink twice, doors are locked and horn
does not sound.
- When back door is not closed fully, turn signal lights blink twice, doors are locked and horn does
not sound.
Lock deactivation mode
In lock mode, the locking mode of entire vehicle will be deactivated if the following condition occurs:
- Press the unlock button on the wireless key.
The following features occur in lock deactivation mode (by wireless key):
- All doors are unlocked.
- Turn signal lights blink twice, anti-theft horn does not sound and anti-theft indicator stops
blinking.
- Within 30 s after the doors are unlocked by wireless key, when no further operation is performed
(opening a door, turning the key or opening engine hood and back door), the vehicle will return to
the locking state.
If the following conditions occur within 30 s after the doors are unlocked by wireless key, the vehicle
will not return to the locking state and the doors will not lock automatically:
- Turn ignition switch to ON.
- Any door is opened.
- Engine hood is opened.
- Back door is opened.
Alarm mode
When vehicle is in lock mode, the alarm will be triggered if the following occurs:
- Open any door, engine hood and back door manually.
- Turn ignition switch to ON.
When vehicle is in alarm mode, the following occurs:
- After the alarm is triggered, turn signal lights blink and anti-theft horn sounds for 25 seconds. The
condition will occur again after an interval of 5 seconds. This process will repeat for 3 times. At
the same time, the security indicator blinks quickly to indicate system is in a non-secure state. If
all doors/engine hood are fully closed or ignition switch is turned off during the cycle, the turn
signal lights will complete the cycle and all doors will lock again automatically after an interval of
5 seconds. At this time, the vehicle anti-theft system will be reactivated.
Alarm deactivation mode
The following operation will deactivate the alarm mode:
- Press the unlock button on wireless key.
Back door open mode
In lock mode, if the back door opener switch on remote controller is pressed for more than 1.5
seconds, turn signal lights will come on for 1 second. After that, if the back door opener switch is
pressed with 30 seconds, BCM will open the back door, but the anti-theft horn will not alarm. After 30
seconds, the back door cannot be opened.
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2. Power door lock system function description (w/ passive entry & passive start)
a. Power door lock system can lock/unlock all doors by remote controller, mechanical key, central controls
and contact switch on handle operation.
Remote controller sends lock/unlock request signals to Passive Entry & Passive Start (PEPS)
controller to control the Body Control Module (BCM) by CAN. Then, Body Control Module (BCM)
sends these request signals to the lock fastener of each door in order to lock/unlock all doors
simultaneously.
After inserting the mechanical key into the driver side door key cylinder, all doors can be locked/
unlocked by turning the key clockwise or counterclockwise, but anti-theft function cannot be set.
When the remote controller is outside vehicle, in an operation range of 1.5 m from front door handle,
the door can be locked/unlocked by pressing door handle contact switch.
When the remote controller is outside back door, in a operation range of 1.5 m from back door
handle, the door can be locked/unlocked by pressing back door handle contact switch.
Function active: effective at any time, even when engine starts.
Lock success: when all doors are closed fully, lock signal from the center controls is input to execute
the lock command.
Lock failure: when at least one door is not closed fully, lock signal from the center controls is input to
execute the lock command, and then lock command is executed after 1 second delay.
Unlock success: unlock signal from the center controls is input to execute the lock command,
regardless of whether the doors are closed fully.
Door lock response: when the protection is not activated, Body Control Module (BCM) responses to
each input of lock or unlock.
b. Function (w/ passive entry & passive start)
Component
Function
Remote Controller Lock/Unlock
Lock/unlock all doors.
Remote controller inputs lock/unlock request to
Passive Entry & Passive Start (PEPS), which
controls Body Control Module (BCM) by CAN to
output lock/unlock signals to lock/unlock each door.
Mechanical Key Lock/Unlock
Lock/unlock all doors.
Mechanical key lock/unlock request is input Body
Control Module (BCM), which outputs lock/unlock
signal to lock/unlock each door.
Contact Switch on Handle Lock/Unlock Button
Lock/unlock all doors.
Contact switch on handle inputs lock/unlock request
to Passive Entry & Passive Start (PEPS), which
controls Body Control Module (BCM) by CAN to
output lock/unlock signals to lock/unlock each door.
Center Controls Lock/unlock Button
Lock/unlock all doors.
Center Controls input lock/unlock request to Passive
Entry & Passive Start (PEPS), which controls Body
Control Module (BCM) by CAN to output lock/unlock
signals to lock/unlock each door.
Front Left Door Lock Assembly
Lock/unlock front left door with a fastener.
Built-in door lock/unlock switch sends lock/unlock
signal to Body Control Module (BCM) to lock/unlock
each door.
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c. Wireless key match (w/ passive entry & passive start)
Connect X-431 3G diagnostic tester (the latest
software) to Data Link Connector (DLC), and make
it communicate with vehicle electronic module by
the data network. Then select corresponding
model (T21) from X-431 3G diagnostic tester (the
latest software) to enter the system and select
"IMMO" system.
Please select [After sale function] on SELECT
FUNCTION screen.
Please select [Key match] on After sale function
screen.
Please select [Add the old keys] on Perform
routine program screen.
Front Right Door Lock Assembly
Rear Left Door Lock Assembly
Rear Right Door Lock Assembly
Lock/unlock front right door with a fastener.
Lock/unlock rear left door with a fastener.
Lock/unlock rear right door with a fastener.
Component
Function
ICM
PEPS
IMMO
AT
BCM
SRS
ABS
ENG
Menu
RT21370020
After sale function
Write data
Read data stream
Erase fault code
Read fault code
SELECT FUNCTION
RT21370030
Reprogramming IMMO
Key match
Erase keys
Reprogramming ECM
Programming IMMO(learn SK from TCU)
Programming IMMO(learn SK from EMS)
Programming ECM
Match all the systems
After sale function
RT21370040
Add the old keys.
Add new keys.
Perform routine program
RT21370042
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When "Please enter a PIN with 8 digits" is
displayed on Input screen, input PIN code and
click "OK".
When "Please enter again" is displayed on Input
screen, input PIN code again and click "OK".
When "Please Input Repair Shop Code. The length
is 10 digits from 0 to 9, A-Z, a-z" is displayed, click
"Cancel".
When "Please Input programming. The length is 8
digits from 0 to 9" is displayed, click "Cancel".
Input
Please enter a PIN with 8 digits.
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2
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9
0
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Q
W
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[
]
\
A
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F
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J
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Z
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X
Tab
Caps
OK
Cancel
Space
Ins
Del
C
V
B
N
M
,
.
/
lt
rt
‘
ENTER
X X X X X X X X
RT21370043
Input
Please enter again.
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2
3
4
5
6
7
8
9
0
-
=
bs
Q
W
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P
[
]
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A
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F
G
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J
K
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;
Z
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X
Tab
Caps
OK
Cancel
Space
Ins
Del
C
V
B
N
M
,
.
/
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rt
‘
ENTER
X X X X X X X X
RT21370044
Input
Please Input Repair Shop Code.
The length is 10 digits from 0 to 9. A~z. a~z
1
2
3
4
5
6
7
8
9
0
-
=
bs
Q
W
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P
[
]
\
A
S
D
F
G
H
J
K
L
;
Z
`
X
Tab
Caps
OK
Cancel
Space
Ins
Del
C
V
B
N
M
,
.
/
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rt
‘
ENTER
RT21370045
Input
Please Input programming.
The length is 8 digits from 0 to 9
1
2
3
4
5
6
7
8
9
0
-
=
bs
Q
W
E
R
T
Y
U
I
O
P
[
]
\
A
S
D
F
G
H
J
K
L
;
Z
`
X
Tab
Caps
OK
Cancel
Space
Ins
Del
C
V
B
N
M
,
.
/
lt
rt
‘
ENTER
RT21370046
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