light GEELY FC 2008 Owner's Manual
Page 264 of 419
(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 reason zThe 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
253
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.
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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
259
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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).
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Supplemental restraint system--Disassemble and assemble
(4) Disassemble the joint of loudspeaker and airbag wiring
harness.
(5) Take down safety airbag module at the side of driver.
Note:Disassembled safety airbag assembly at the side
of driver should make its bottom surface face
the upwards, and it should be stored in clean
and dry environment.
5. Check the safety airbag assembly at the side of
driver.
6. Disassemble steering wheel:
Disassemble assembling screws to take down steering wheel
from the middle position.
Note:For the mesh of spline and column is too tight, steer-
ing wheel is hard to disconnect from the column, at
this time, pay attention to do not disassemble the
steering wheel compulsively, it is necessary to
screw the screws on column, then lift the steering
wheel up (for steering wheel connects with helix
cable at its bottom, if disassembling steering wheel
compulsively, helix cable will be damaged).
7. Disassemble the lower cover of combination switch
Disassemble three screws and lower cover of combination
switch.
8. Disassemble helix cable:
(1) Slide the upper cover of combination switch.
(2) Disassemble airbag joint from helix cable.
(3) Disassemble three fixed claws and helix cable.
Note:disassembled helix cable should be stored in
clean and dry environment.
9. Check the helix cable:
(1) When assembling new helix cable, check whether the yel-
low fixed clamp on helix cable is good, if yellow clamp drops,
please adjust by the requirement on hint card of helix cable,
insure helix cable could turn left and right for 2.5 circles on
its existing fixed position.
(2) If finding following situations, it is necessary to change the
helix cable with new one.
a. There are some scratches or cracks on joint.
b. There are cracks, concaves or flaws on wiring harness
of helix cable.
10. Remove malfunction (referring to chapter 3).
11. Make the wheels face the front.
Note: it is necessary to make the front wheels face the
front, or the wires in helix cable might break in steer-
ing process.
12. Assemble helix cable:
(1) Inspection before assembling (referring to item 9).
(2) Set the steering light switch at middle position.
The pin of steering light switch may be broken, so it must
be confirmed whether the pin is at central position.
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Fixed claw
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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 “-”.
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Rear safety belt
Subassembly
Safety belt--Rear safety belt
1. Inner trim board assembly of left rear column
[68010026]
2. Inner trim board assembly of right rear column
[68010027]
3. Backrest assembly of rear row seat [68010076]
4. Step bolt M8*20 of hexagon flange face
[68000203]
5. Cushion assembly of rear row seat [68010074]6. Rear platform with sun blind assembly
[68010032]
7. Plastic clamp of column trim board [68000089]
8. Rear safety belt crimper assembly [68010048]
9. Middle waistband of rear row safety belt with
locker assembly[68010043]
10. High mount brake light assembly [67010008]
N.
m : Regulated torque
54
982 6 10
7 1
3
8
41
41
41
41
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Safety belt--Rear safety belt
.
: Regulated torque
1
13
12
2 3
5
8
78
56
4
10
11
9
1. Inner trim board assembly of left rear column
[68010026]
2. Inner trim board assembly of right rear column
[68010027]
3. Left backrest assembly of rear row seat
[68010078]
4. Right backrest assembly of rear row seat
[68010079]
5. Combination part of Hexagon head bolt and flat
washer M6*14 [Q1400614]
6. Backrest assembly of rear row seat [68010076]7. Step bolt of hexagon flange face [68000203]
8. Combination part of hexagon bolt with flat big
washer M10*1.25*22 [Q1401022]
9. Cushion assembly of rear row seat [68010074]
10. Rear safety belt crimper assembly [68010048]
11. Middle waistband of rear row safety belt with
locker assembly [68010043]
12. Rear shelf with sun shade assembly
[68010032]
13. High mount brake light [68010008]
41
41
41
41
41
276