lock GEELY FC 2008 Owners Manual

(3) Confirm the malfunction will not happen again after repairing,
a. Set ignition switch at LOCK position,
b. Cut off cathode of battery, and keep this state for one minutes at least,
c. Connect all ECU plugs,
d. Connect the subassembly plug of safety airbag at the side of driver,
e. Connect the subassembly plug of safety airbag at the side of passenger,
f. Connect the plug of pre-tension safety belt at the side of driver and passenger,
g. Connect the plug of helix cable,
h. Connect the cathode of battery,
i. Set ignition switch at ON position,
j. Does the indicating light of safety airbag work correctly?
Yes: malfunction has been removed, and the repair procedure should be explained for customers,
No: Check the malfunction state again, then if malfunction happens again, repeat from step 1.
3. Inner malfunction
Inner malfunction of safety airbag system unit
Test conditionWarning
zTest condition for this malfunction is the malfunction code which does not happen
before checking, DTC makes the inspection, it might incur wrong operation to hurt
human or system when making this inspection, so it is necessary to make preparation
before the inspection.
zInner circuit of electronic control unit of safety airbag system has malfunction.
Power voltage of electronic control unit of safety airbag system is too low.
Test conditionWarning
zTest condition for this malfunction is the malfunction code which does not happen
before checking, DTC makes the inspection, it might incur wrong operation to hurt
human or system when making this inspection, so it is necessary to make preparation
before the inspection.
zThe voltage of safety airbag system unit and the grounding connector pin is less than
9V.
Possible reasonzThe voltage of battery is too low.
The wiring harness between battery and electronic control unit of safety airbag system
has malfunction.
4. Malfunction of power supply
Supplemental restraint system--Remove malfunction
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Possible reason
OperationInner malfunction in safety airbag system unit
Change the safety airbag system unit, referring to the disassembling and assembling of
safety airbag system and safety airbag system unit.

Diagnostic procedure
(1) Check the battery
zIs the voltage higher than 9V?
Yes: make next operation,
No: The voltage of battery is too low, check the charging/discharging system.
zRefer to chapter 1, Inspection of battery, charging system
(2) Check the wiring harness between battery and safety boox.
zDisassemble fuse panel to set ignition switch at ON position without loosening connector.
zMeasure whether the voltage of related two pins of fuse panel is more than 9V?
Yes: make next step
No: check and repair the wiring harness.
(3) Check the wiring harness between fuse panel and the connector of safety airbag system unit.
Warning:
If the treatment is wrong, safety airbag assembly might be triggered to unfold to make heavy
human hurt, so, before the treatment, it is necessary to read repairing warnings carefully.
Refer to repairing warning of safety airbag system.
a. Set ignition switch at LOCK position,
b. Loosen the cathode cable of battery and keep this state for one minute at least,
c. Disassemble the shell body of steering column,
d. Loosen the connector of helix cable,
e. Disassemble glove box (with safety airbag assembly at the side of passenger),
f. Loosen the connector of safety airbag assembly at the side of passenger,
g. Disassemble left inner trim board,
h. Loosen the connectors of all safety airbag system units,
i. Assemble cathode cable of battery, and set the ignition switch at ON position, then measure
whether the voltage of safety airbag system unit and grounding connector pin is more than 9V?
Yes: make next step,
No: change the wiring harness.
j. Set the ignition switch at LOCK position,
Loosen the cathode cable of battery and keep this for one minute at least.
k . Disassemble left inner trim board,
l. Cut off the conversion connector of safety airbag system unit,
m. Assemble cathode cable of battery, and set the ignition switch at ON position, then measure
whether the voltage of safety airbag system unit and grounding connector pin is more than 9V?
Yes: malfunction diagnosis ends,
No: change the wiring harness.
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5. Malfunction at the side of driver
Malfunction of safety airbag at the side of driver (resistance is too big or too small,
short circuit, grounding and so on)
Test conditionWarning
zIf the treatment is wrong, safety airbag assembly might be triggered to unfold to make
heavy human hurt, so, before the treatment, it is necessary to read repairing warnings
carefully. Refer to repairing warning of safety airbag system.
zThe resistance between connector pins of safety airbag system unit is not in regulated
scope.
Related wiring harness of driver airbag in safety airbag system happens short circuit or
open circuit.
Possible reason
zSafety airbag assembly at the side of driver has malfunction.
zHelix cable has inner malfunction.
zConnector of the circuit between helix cable and electronic control unit of safety airbag
system has malfunction.
zWiring harness between helix cable and electronic control unit of safety airbag system
happens open circuit or short circuit.
zConnector of driver gas generator in safety airbag system is not inserted well.
Diagnostic procedure
(1) Check helix cable
Warning
If the treatment is wrong, safety airbag assembly might be triggered to unfold to make heavy
human hurt, so, before the treatment, it is necessary to read repairing warnings carefully.
Refer to repairing warning of safety airbag system.
zIs every related part of helix cable normal? (Whether the relationship between pins is normal,
whether there is any unnecessary short circuit, open circuit and other phenomenon)
Normal: make next step
Abnormal: change the helix cable
Refer to safety airbag system, disassembling and assembling of helix cable
(2) Confirm whether the malfunction is on safety airbag assembly at the side of driver or other parts.
a. Change it with a good safety airbag assembly at the side of driver,
b. Assemble the cathode cable of battery,
c. Set ignition switch at ON position,
d. Is there the display of malfunction code? Could it be removed?
Yes: change the safety airbag assembly at the side of driver
Refer to safety airbag system, disassembling and assembling of safety airbag assembly at
the side of driver.
No: make next step
(3) Check the connector of helix cable wiring harness
a. Set ignition switch at LOCK position.
b. Loosen the cathode cable of battery and keep this state for one minute at least,
c. Disassemble shell body of steering column,
d. Loosen connector of helix cable,
e. Is the connector of helix cable normal? (Whether the relationship between pins is normal, whether
there is any unnecessary short circuit, open circuit and other phenomenon)
Normal: make next step
Abnormal: change the helix cable
Refer to safety airbag system, disassembling and assembling of helix cable
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(4) Check the wiring harness between helix cable and electronic control unit of safety airbag system
a. Set ignition switch at LOCK position,
b. Loosen the cathode cable of battery and keep this state for one minute at least,
c. Disassemble glove box (with safety airbag assembly at the side of passenger),
d. Loosen the connector of safety airbag assembly at the side of passenger,
e. Disassemble left inner trim board,
f. Loosen the connectors of all safety airbag system units,
g. Check the wiring harness between connector pole of safety airbag system unit and helix cable
connector pin.The wiring harness between safety airbag system at the side of passenger unit con-
nector pin and helix cable connector pin has following situation:
zEarth
zShort connection with power supply
zShort circuit
h. Are the wiring harnesses above normal?
i. Normal: malfunction diagnosis ends, assemble all parts
j. Abnormal: change the wiring harness.
6. Malfunction at the side of passenger
Diagnostic procedure
(1) Check the connector of safety airbag assembly at the side of passenger
zIf the treatment is wrong, safety airbag assembly and pre-tension safety belt might be triggered to
unfold to make heavy human hurt, so, before the treatment, it is necessary to read repairing
warnings carefully.
Refer to repairing warning of safety airbag system.
Malfunction of safety airbag at the side of passenger (resistance is too big or too
small, short circuit, grounding and so on)
Test conditionWarning
zIf the treatment is wrong, safety airbag assembly and pre-tension safety belt might be
triggered to unfold to make heavy human hurt, so, before the treatment, it is necessary
to read repairing warnings carefully. Refer to repairing warning of safety airbag system.
zThe resistance between connector pin 13 and pin 14 of safety airbag system unit is not
in regulated scope.
zThe wiring harness between connector pin 13 and pin 14 of safety airbag system unit
happens short circuit.
Possible reason
zSafety airbag assembly at the side of passenger has malfunction.
zConnector between safety airbag assembly at the side of passenger and electronic con-
trol unit of safety airbag system has malfunction.
zConnector between safety airbag system unit and grounding position has malfunction.
zThe circuit between safety airbag assembly at the side of passenger and electronic
control unit of safety airbag system happens open circuit or short circuit.
zCircuit between safety airbag system unit and grounding position happens open circuit
or short circuit.
zSafety airbag system unit has malfunction.Supplemental restraint system--Remove malfunction
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a. Set ignition switch at LOCK position,
b. Loosen the cathode cable of battery and keep this state for one minute at least,
c. Disassemble glove box,
d. Loosen the connector of safety airbag assembly at the side of passenger,
e. Is the connector of safety airbag assembly at the side of passenger normal?
Normal: make next step,
Abnormal: change the wiring harness
(2) Confirm malfunction reason is on safety airbag assembly at the side of passenger or on other parts.
a. Connect a good assembly on connector pin A and B of safety airbag assembly at the side of
passenger,
b. Connect the cathode cable of battery,
c. Set the ignition switch at ON position,
d. Is there the display of malfunction code? Or could the malfunction code be removed?
No: make next step
Yes: change the safety airbag assembly at the side of passenger.
Refer to safety airbag system, disassembling/assembling of safety airbag assembly at the side of
passenger.
(3) Check the wiring harness between safety airbag assembly at the side of passenger and electronic
control unit of safety airbag system.
a. Set ignition switch at LOCK position,
b. Loosen the cathode cable of battery and keep this state for one minute at least,
c. Disassemble the shell body of steering column,
d. Loosen the connector of helix cable,
e. Loosen the connector of safety airbag assembly at the side of passenger and driver,
f. Disassemble left inner trim board,
g. Loosen the connectors of all safety airbag system units,
h. Check the circuit between connector pin of safety airbag system electronic control unit and the
circuit between connector pin of safety airbag assembly at the side of passenger, and the circuit
between connector pin of safety airbag system unit and safety airbag assembly at the side of
passenger has following situation:
zEarth
zShort connection with power supply
zOpen circuit
i. Are the wiring harnesses above normal?
Normal: malfunction diagnosis ends
Abnormal: change related wiring harness.
Supplemental restraint system--Remove malfunction
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Malfunction of pre-tension safety belt (resistance is too big or too small, short circuit,
grounding and so on)
Test condition
Warning
zIf the treatment is wrong, safety airbag assembly and pre-tension safety belt might be
triggered to unfold to make heavy human hurt, so, before the treatment, it is necessary
to read repairing warnings carefully.
Refer to repairing warning of safety airbag system.
If having pre-tension safety belt
zThe resistance between connector pin 1, 2 or pin 3, 4 of safety airbag system unit is
not in regulated scope.
zThe wiring harness between connector pin 1, 2 or pin 3, 4 of safety airbag system unit
happens short circuit.
zThe wiring harness between connector pin 1, 2 or pin 3, 4 of safety airbag system unit
happens open circuit, if there is not safety airbag at the side passenger.
Possible reason
zSafety belt pre-tension has malfunction.
zConnector between safety belt pre-tension and electronic control unit of safety airbag
system has malfunction.
zConnector between safety belt pre-tension and grounding position has malfunction.
zThe circuit between safety belt pre-tension and electronic control unit of safety airbag
system happens open circuit or short circuit.
zCircuit between safety airbag system unit and grounding position happens open circuit
or short circuit.
zSafety airbag system unit has malfunction.
7. Malfunction of pre-tension safety belt
Diagnostic procedure
(1) Check the connector warning of safety belt pre-tension
zIf the treatment is wrong, pre-tension safety belt might be triggered to unfold to make heavy hu-
man hurt, so, before the treatment, it is necessary to read repairing warnings carefully.
Refer to repairing warning of safety airbag system.
a. Set the ignition switch at the LOCK position,
b. Loosen the cathode cable of battery and keep this state for one minute at least,
c . Disassemble B column defending board
d. Loosen the safety belt pre-tension connector
e. Is the safety belt pre-tension connector normal?
Normal: make next step
Abnormal: change the wiring harness
(2) Confirm malfunction reason is on pre-tension safety belt or on other parts.
a. Connect a good pre-tension safety belt on safety belt pre-tension connector,
b. Connect cathode cable of battery,
c. Set ignition switch at ON position,
d. Could the malfunction code be removed?
No: make next step,
Yes: change pre-tension safety belt.
Refer to safety airbag system, disassembling/assembling of pre-tension safety belt.
(3) Check the wiring harness between the pre-tension safety belt at the side of passenger and electronic
control unit of safety airbag system
a. Set ignition switch at LOCK position,
b. Loosen the cathode cable of battery and keep this state for one minute at least,
c. Loosen the connector of safety belt pre-tension module,
Supplemental restraint system--Remove malfunction
 258 

d. Loosen the connectors of all safety airbag system units,
e. Check whether the connector between electronic control unit of safety airbag system and the
circuit between connector of safety belt pre-tension have following situations:
zEarth
zShort connection with power supply
zOpen circuit
f. Are the wiring harnesses above normal?
Normal: malfunction diagnosis ends
Abnormal: change related wiring harness.
8. Malfunction of impact output
Malfunction of safety airbag assembly at the side of passenger (resistance is too big
or too small, short circuit, grounding and so on)
Resting conditionWarning
zIf the treatment is wrong, safety airbag assembly and pre-tension safety belt might be
triggered to unfold and tighten to make heavy human hurt, so, before the treatment, it
is necessary to read repairing warnings carefully.
Refer to repairing warning of safety airbag system.
Possible reason
zConnector between impact output circuit and electronic control unit of safety airbag sys-
tem has malfunction.
zConnector between safety airbag system unit and grounding position has malfunction.
zThe circuit between impact output circuit and electronic control unit of safety airbag
system happens open circuit or short circuit.
zCircuit between safety airbag system unit and grounding position happens open circuit
or short circuit.
zSafety airbag system unit has malfunction.
(1) Check whether this airbag controller has impact output function
a. Set ignition switch at LOCK position
b. Loosen the cathode cable of battery and keep this state for one minute at least
(2) Check whether the connection of impact output connector is good,
(3) Check whether the impact output connecting wire is earth or is short connecting with other wires,
(4) Check whether impact output connecting wire is open circuit,
(5) Check whether the central control door lock control system or electric injection control system of
engine has been changed,
Note: If repairing it by the steps above and requirements, indicating light or diagnostic tool
could display the mistakes before repairing all the time, please do not change it by
yourself, you should contact with the manufacturer as soon as possible avoid wrong
explosion or no explosion when using airbag.
Supplemental restraint system--Remove malfunction
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Supplemental restraint system--Disassemble and assemble
Disassemble and assemble
Electronic control unit of safety airbag (ECU)
1. Note (referring to chapter 1)
2. Disassembling sequence:
(1) Disassemble the cover board at the side of central channel (or disassemble auxiliary panel).
(2) Disassemble the connector connecting with safety airbag ECU.
(3) Disassemble the ECU.
3. Assembling sequence
(1) Check the ECU assembly, and make arrow direction on hint card point to running direction of automobile.
(2) Assemble the connector connecting with safety airbag ECU, the connector should be locked firmly (if
you hear a light sound “KA” when press the connector, this shows it has been locked).
a. Fix the special bolt used by controller assembly on assembling position of central channel, and
confirm it has been assembled firmly.
b. Assemble the cover board at the side of central channel (or assemble auxiliary panel).
c. Connect the cathode of battery.
4. Main notes of assembling operation:
(1) When assembling ECU assembly, pay attention to that ECU assembly could not be impacted.
(2) Inspection after the assembling
a. Set the ignition switch at ON position.
b. Indicating light illuminates at 7 second, and continues to extinguish.
c. If it does not extinguish, it is necessary to check and remove malfunction.
Note: if ECU could not be assembled correctly, safety airbag will not work normally.
5. Inspection: referring to chapter 2.
6. Removing malfunction: referring to chapter 3.
3. Place the steering wheel and front wheels correctly
and make them face the front, and take out ignition
switch key, then do not operate it in 60 seconds af-
ter disassembling the cathode of battery.
4. Disassemble safety airbag assembly at the side of
driver:
(1) Guarantee the wheels face the front.
(2) Use 5s hexagon socket-head wrench to loosen the two plan-
etary bolts.
(3) Pull out the safety airbag assembly at the side of driver
from upside of steering wheel.
Safety airbag assembly at the side of driver
1. Note (referring to chapter 1).
2. Use the flash or malfunction diagnostic tool to test malfunction (referring to chapter 1
and 3).
 261 

Safety airbag assemble at the side of passenger
1. Note (referring to chapter 1).
2. Use the flash or malfunction diagnostic tool to test the malfunction (referring to chapter
1 and 3).
3. Disconnect the connection of cathode of battery, and do not operate in 60 seconds after
disconnecting.
4. Disassemble the glove box.
5. Disassemble the joint of safety airbag at the side of passenger, and do not damage
airbag wiring harness carefully.
6. Disassemble the safety airbag assembly at the side of passenger.
a. Disassemble three connecting bolts from the bracket of safety airbag assembly at the side of passenger.
b. Take down the safety airbag assembly from panel.
7. Check the safety airbag assembly at the side of passenger (referring to chapter 2).
8. Assemble airbag assembly.
a. Check whether the connection between safety airbag module and airbag short wiring harness is firm.
b. Firstly, insert the module in assembling position from the upside of panel, secondly, align the assem-
bling hole of small bracket on module with the assembling hole on framework of panel, at the same
time, the module cover and panel clearance should be even, and the barb on module should be con-
nected to its position.
9. After assembling, use malfunction diagnostic tool or malfunction indicating light to
check and confirm the malfunction has been removed.
(3) Make three fixed claws mesh steering column.
When changing with new helix cable, it is necessary to disassemble yellow clamp before assembling.
(4) Insert the plug of airbag wiring harness in the plug of helix cable and make this connection firm.
Align the
mark Supplemental restraint system--Disassemble and assemble
 263 
(4) After assembling, use malfunction diagnostic tool or malfunction indicating light to check
and confirm the malfunction has been removed. (5) Connect the lower cover of combination switch.
(6) Connect the upper cover of combination switch with the
lower cover with special bolts firmly.
13. Set the helix cable at middle position
a. Check whether ignition switch locates OFF state.
b. Check whether the cathode end of battery has been
disassembled.
Note: do not operate in 60 seconds after disassembling
cathode end.
c. Turn helix cable anticlockwise with hand until it could not
be turned.
d. Then turn the helix cable clockwise for 2.5 circles to align
the mark.
14. Assemble steering wheel
(1) Inspection before assembling:
z Steering wheel
z Connecting wiring harness
z Safety airbag assembly at the side of driver
(2) Tighten the assembling screws at both sides.
(3) Connection of battery terminal “-”.

Safety belt--Front safety belt
(1) Connect special tool with battery,
Connect the red clamp of special tool with the anode of
battery (+), and black clamp with the cathode of battery
(-).
Hint: Do not connect the yellow joint with safety
belt pre-tension crimper.
(2) Confirm the function of special tool.
Press working switch of special tool, then the LED on
switch should illuminate.
Warning: if working switch is not pressed, LED
illuminates, then special tool might have
malfunction, at the this time, do not use the
special tool.
(b) Disassemble the joint of safety belt pre-tension crimper.
(1) Disassemble panel trim board of front door,
(2) Disassemble panel trim board of rear door.
(3) Disassemble lower fixed bolts and trim cover of safety
belt.
(4) Disassemble lower inner trim board of middle column.
(5) Liking that shown in figure, disassemble the joint of safety
belt pre-tension crimper.
(c) Assemble special tool
(1) Assemble lower fixed bolts and trim cover of safety belt.
(2) Connect two special tools with lower fixed bolts and trim
cover of safety belt..
Note: to avoid damaging the joint and wiring har-
ness of special tool, do not lock the twice lock
of dual-lock organization.
(3) Move the special tool apart from the front end of auto-
mobile for 10m at least.
(4) Close all doors and windows.
Note: do not damage wiring harness of special tool.
(5) Connect the read clamp of special tool with the anode
of battery (+), and black clamp with the cathode of bat-
tery (-).
Special
toolBattery
Special
tool
Special
toolSpecial
tool
Over 10m
 271