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v0406.0
IMMOBILISER
Fault finding - Fault Chart (petrol version) 82
AFTER REPAIRCarry out a conformity check.
Check that the immobiliser system is working correctly.
Erase fault memory G0**.
Fault Chart 2
CONT 1
A
yes
Refer to the chart for BG 7RH in the section
"Fault finding - Interpretation of XR25
bargraphs ".
no
Switch off the ignition and wait until the
immobiliser warning light flashes
(immobiliser active ).
Switch on the ignition and check on fiche
n° 56 whether
BG 7RH is illuminated .
Is
BG 7RH illuminated ?
yesRepair or replace the first key.
no
no Replace the decoder unit .
Check the key recognition function.
Try to start the vehicle with the second key.
Can the vehicle be started?
yes
B
yes
no Refit the antenna ring correctly.Is the antenna ring correctly mounted on the
ignition switch ?
Test the memory of the unit by entering #65
If "0" is displayed , test OK
If "1" is displayed ,fault .
Is "0" displayed on the screen ?
82-17
Page 325 of 363
v0406.0
IMMOBILISER
Fault finding - Fault Chart (diesel version)82
AFTER REPAIRCarry out a conformity check.
Check that the immobiliser system is working correctly.
Erase fault memory G0**.
Fault Chart 2
CONT 1
A
yes
Refer to the chart for BG 7RH in the section
"Fault finding -Interpretation of XR25
bargraphs ".
no
Switch off the ignition and wait until the
immobiliser warning light flashes
(immobiliser active ).
Switch on the ignition and check on fiche
n° 56 if
BG 7RH is illuminated .
Is BG 7RH illuminated ?
yesRepair or replace the first key.
no
Check the key recognition function.
Try to start the vehicle with the second key.
Can the vehicle be started?
yes
B
yes
no Refit the antenna ring correctly.Is the antenna ring correctly mounted on the
ignition switch ?
no Replace the decoder unit .
Test the memory of the unit by entering #65
If "0" is displayed , test OK
If "1" is displayed, fault .
Is "0" displayed on the screen ?
82-28
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v0406.0
IMMOBILISER
Fault finding - Checking conformity
82
Order of
operationsFunction to be
checkedAction Bargraph Display and notes
1 Dialogue with XR25D56
(selector on
S8) n.56
2Code present
3Conformity of decoder
unitG70*
X X X
Part Number displayed in 2
sequences
4Interpretation of
bargraphs normally
illuminatedType of remote control :
- Illuminated for infrared
remote control.
- Extinguished for radio
frequency remote control.
Illuminated if equipped with
courtesy light timer.
Extinguished if not fitted with
courtesy light timer.
Illuminated for programming
with 2 keys.
Extinguished for programming
with 1 key.
1
2
2
3
If a fault bargraph illuminates, refer to the corresponding fault chart.NOTES
82-34
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v0406.0
IMMOBILISER
Fault finding - Checking conformity
82
If a fault bargraph illuminates, refer to the corresponding fault chart.NOTES
Order of
operationsFunction to be
checkedAction Bargraph Display and notes
5Configuration of the
computer -
petrol/dieselIlluminated if configured for a
diesel vehicle.
Extinguished if configured for
a petrol vehicle.
Command :
-G22*1* configuration for
petrol.
-G22*2* configuration
for diesel.
6 Forced protection
modeIlluminated only after entering
command G04* on the XR25.
Vehicle cannot be started as
long as
BG 9LH is illuminated.
7Immobiliser statusIlluminated if immobiliser
active : switch off the ignition
and wait approximately 10
seconds for the
BG 10LH to
illuminate.
Extinguished if immobiliser
inactive.
8Presence of the keyIlluminated when the ignition
is switched on if the key is
coded
(on condition that the vehicle
was protected before the
ignition was switched on,
immobiliser warning light
flashing).
NOTE : in normal operation,
bargraphs
8RH, 9 RH and 10 RH should be
illuminated together.
3
9
10
8
82-35
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v0406.0
IMMOBILISER
Fault finding - Checking conformity
82
If a fault bargraph illuminates, refer to the corresponding fault chart.NOTES
Order of
operationsFunction to be
checkedAction Bargraph Display and notes
9Reception of the key
codeIlluminated when the ignition
is switched on
if the key is coded and has the
correct format (on condition
that the vehicle was protected
before the ignition was
switched on, immobiliser
warning light flashing).
NOTE : In normal operation ,
bargraphs
8RH , 9RH and 10RH should be
illuminated together.
10 Valid key code Illuminated when the ignition
is turned on if the key is coded
and has the correct format and
code (on condition that the
vehicle was protected before
the ignition was turned on,
immobiliser warning light
flashing).
NOTE: In normal operation
bargraphs 8RH, 9RH and 10RH
should be illuminated
together.
11Reception of the
infrared signal from
the PLIP Illuminated for approximately
3 seconds if the infrared signal
is received by the decoder unit
via the infrared transmitter.
Illuminated for approximately
3 seconds if the infrared signal
received by the decoder unit
via the infrared transmitter is
the correct signal.
9
10
11
11
82-36
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v0406.0
IMMOBILISER
Fault finding - Checking conformity
82
If a fault bargraph illuminates, refer to the corresponding fault chart.NOTES
Order of
operationsFunction to be
checkedAction Bargraph Display and notes
12Reception of door
lock/unlock
information from the
central door locking
buttonIlluminated when door
lock/unlock information is sent
by the central door locking
button and received .
Enter * 14 on the XR25 to
determine the information
received by the decoder unit :
- if * 14 = 0 door lock
information
- if * 14 = 1 door unlock
information
13Sending of
lock/unlock
information by the
decoder unit to the
locking micromotors.Illuminated when door
lock/unlock information is sent
by the decoder unit to the
locking micromotors.
Enter * 34 on the XR25 to
determine the information
sent by the decoder unit :
- if * 34 = 0 door unlock
information
- if * 34 = 1 door lock
information
(
NOTE: Ignore what is written
on fiche n° 56, XR25 cassette
n°16).
14Sending electric
window raise
informationNot used
15Reception of "doors
open" informationIlluminated if door open.
14
14
15
16
82-37
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v0406.0
IMMOBILISER
Fault finding - Checking conformity
82
If a fault bargraph illuminates, refer to the corresponding fault chart.NOTES
Order of
operationsFunction to be
checkedAction Bargraph Display and notes
16Information on
programming or
resynchronisation of
PLIP in progressIlluminated if programming or
resynchronisation in progress
(PLIP).
17Programming not
carried out for PLIP
informationIlluminated if programming
not carried out (PLIP).
18 Programming of 1st
key informationNot used.
19 Programming not
carried out for key
informationIlluminated if programming
not carried out (key).
20Programming not
confirmed for key
informationIlluminated if programming
not confirmed (key).
G60* : changes to 1 when
setting is completed.
21Sending of
information is blocked
Enter security code
17
18
19
17
19
20
82-38
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Fault finding - Aid
82
ADDITIONAL CHECKS
COMMAND MODES G--*
40Entering the security code (Bargraph 10 left should be illuminated and the ignition turned on).
This command mode can be used to enter the security code but does not permit decoding of the
injection computer or of the coded solenoid valve.
Enter the number of the vehicle’s security code on the XR25 and validate with "*".
If the code number is correct, "bon" is displayed on the XR25 and bargraph 10 left extinguishes.
If the code number is incorrect, "Fin" is displayed on the XR25 and bargraph 10 left remains
illuminated.
IMPORTANT: 3 attempts may be made to enter the code. If, after the 3rd attempt, the code
remains invalid,you must wait for approximately 15 minutes before trying again (the ignition must
be switched on and off again between each attempt.)
47Configuration of courtesy light timer :
-G 47 * 0 * = cancels courtesy light timer.
-G 47 * 1 * = activates courtesy light timer.
70Reading the Part Number (Part number of the decoder unit).
LIST OF THE VARIOUS #
43Type of button for electric door locks.
26Source of the last command for the opening elements:
1→Infrared remote control
2→Central door locking button
27Operation of the last command for the opening elements :
1→Unlock
2→Lock
65Test E2 Prom.
95Manufacturer (1 = Valéo, 2 = Sagem).
82-40