wheel GREAT WALL FLORID 2008 Repair Manual

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Vehicle Collision Diagnostics
Whether the airbag is deployed or not, vehicle collision diagnostic and maintenance must be conducted
according to the following procedures.
1. Check the SRS-ECU diagnostic signal
(a) Connect the diagnostic connector (X-431 diagnostic scanner).
(b) Read the diagnostic result with the X-431 diagnostic.
Caution: Due to impact, and when the battery's power supply is insufficient, the scanner will be unable
to communicate with the SRS-ECU. At this time, use an external power supply, or make sure to
perform inspection and maintenance on the dashboard's wire harness.
2. Maintenance sequence
When the airbag is deployed, the following components should be replaced\
.
(a) Driver side airbag module.
(b) Front passenger side airbag module.
(c) SRS-ECU.
(d) Driver side and front passenger side preload seat belts.
Inspect the following components, if anything is abnormal, replace with \
a new one.
(a) Clock spring.
(b) Steering wheel, steering column, and steering lower shaft components.
Installation status of the driver side airbag module regarding the steer\
ing wheel.
(a) Inspect whether the steering wheel's noise is abnormal, for improper movement, or abnormal cleara\
nce.
(b) Inspect whether the wire harness connectors are broken and whether the terminals are deformed.
3. SRS-ECU
(a) Inspect whether the SRS-ECU housing and bracket are
sunken or depressed, cracked, deformed, etc.
(b) Inspect for broken connectors as well as deformed
terminals.
(c) Inspect the SRS-ECU bracket's installation status.
• Inspect whether the cover is sunken or depressed,
cracked, deformed, etc.
• Inspect for broken connectors as well as deformed
terminals and biting wire harnesses.
• Check whether the gas generator's housing is sunken or
depressed, cracked, deformed, etc.
• Inspect whether the arrow's direction is pointed towards
the front of the vehicle.
(d) Inspect the airbag module's installation status.
4. Inspect the driver side airbag module
5. Clock spring
(a) Inspect for broken connectors and protective tube and deformed terminals.
(b) Inspect for deformed housing.
6. Steering wheel, steering column, and lower shaft components
(a) Inspect the driver side airbag module's installation status.
(b) Inspect the steering wheel for abnormal noise, and whether the clearance is normal.
7. Inspect the wire harness connectors (dashboard wire harness).
8. Inspect whether the wire harnesses are firm. Check for damaged connectors, and deformed terminals.
Warning label
The driver side, clock spring, SRS-ECU, and front passenger side airbag, all have warning labels, with the
caution areas shown by an image. While maintenaning and using the SRS airbag, please work in accordance
with the label.Furthermore, when a label becomes damaged or dirty, please replace it with a new one.

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Driver Side Airbag Module (DAB), Front Passenger Side Air-
bag Module (PAB), Clock Spring, and Steering Wheel
Areas of Importance
1. Take off the battery's negative (-) terminal, and wait for 60 s before operating. Wrap the removed
negative (-) terminal in tape to insulate it.
2. The airbag module and clock spring must not be dismantled or repaired. If there is any malfunction,
replace the part.
3. Pay attention to the usage of the airbag module and clock spring. Do not drop it or immerge it in water
or oil. Furthermore, if there is any sinking or depression, cracking, deformity, etc., please replace it
with a new part.
4. Make sure the extended surface is faced upwards when the airbag module is to be deployed. Put it on
a flat surface and do not place anything on top of it.
5. Do not put the airbag module in a place where the temperature is over 93\
oC.
6. After the airbag module is deployed, replace it with a new one. At the same time, inspect the clock
spring (contact resistance between corresponding terminals should not be more than 0.8 Ω). If there
is anything abnormal, replace it with a new one.
7. Use gloves and protective glasses while operating on a deployed airbag.
8. While scraping an undeployed airbag, make sure to discard it after it ha\
s been deployed first.
9. During removal, to avoid experiencing static electricity interference leading to faulty execution, make
sure to remove the other wire harness connectors after the DAB and PAB module wire harness
connectors have been removed. Installation is done in reverse order.
Driver side front airbag, steering wheel, and clock spring removal
1. Operation before removal
(a) When the steering wheel and front tires are pointing straight ahead, take out the ignition swit\
ch.
(b) Disconnect the battery's negative (-) terminal.
2. Driver side airbag module removal sequence
(a) Loosen the screws on both sides.
(b) Lightly pick up the airbag module.
(c) Disconnect the wire harness plug-in which is plugged into the airbag module.
(d) Remove the driver side airbag module.
(e) Remove steering wheel mounting bolt on the steering column.
(f) Remove the steering wheel.
3. Clock spring removal sequence (after steering wheel removal is complete\
d)
(a) Lightly remove the steering wheel (please refer to the areas of importance).
(b) Open the combination switch's upper and lower protective cover, find and disconnect the wire harness connector
at lower end.
(c) Remove the clock spring.
Driver side front airbag, steering wheel, and clock spring installation
1. Clock spring installation sequence
(a) Inspection before installation.
This operation requires the inspection of the front tires to make sure they are first pointed straight ahead. If they
are not, be sure to place them in the right position first.
• Install the clock spring onto the steering column.
• Firmly wedge the clock spring to the steering column.
• Install the dashboard wire harness under the clock spring.
• Install the combination switch hood.
(b) Inspection after installation.
2. Steering wheel installation sequence (after clock spring installation i\
s completed)
(a) Pull out the clock spring's position pin.
(b) Install the steering wheel, making sure to insert the wire above the clock spring through the hole on the
steering wheel body.
(c) Tighten the steering wheel mounting nuts.

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3. Driver side airbag module installation sequence (after steering wheel i\
nstallation is completed)
(a) Install the horn's wire harness.
(b) Install the airbag module executing equipment's (gas generator) wire harness.
(c) Place the airbag module onto the steering wheel's proper installation position (avoid heavy knocking while
placing).
(d) Tighten the airbag module mounting bolt.
(e) Connect the battery's negative (-) terminal.
(f) Inspection after installation.
Auxiliary airbag removal and installation
1. Auxiliary airbag removal
(a) Remove the glove box.
(b) Pull out the dashboard wire harness and the auxiliary airbag wire harness connectors.
(c) Remove the airbag mounting bolt.
(d) Remove the upper dashboard.
(e) Remove the auxiliary airbag's two mounting nuts.
(f) Press the buckle and remove the auxiliary airbag.
2. Installation sequence for the auxiliary airbag is reverse to the removal\
sequence.
Caution: Please do not place anything on the auxiliary airbag, as to avoid accidents while deploying
the airbag.
Operation essentials
1. Driver side airbag and steering wheel removal
Caution: The following operations should only be performed after the battery's negative (-) terminal
has been disconnected, and after the ignition switch key has been pulled\
out for 60 s.
(a) Remove the mounting screws from the two holes under the steering wheel bottom cap, and lightly pick up
the driver side airbag module.
(b) Pull out the deployed airbag module's wire harness and the horn line, and remove the airbag module\
.
Attention: Diagnose the airbag module's circuit with an electrical measuring instruments but do not
dismantle it. Face the bottom of the removed passenger side airbag upwards and store it in a clean
and dry place.
(c) Remove the steering wheel mounting bolt on the steering column.
Caution: Due to the over-tight occlusion of the spline and column, the steering wheel and steering
column may be hard to separate, in which case make sure not to use force to remove the steering
wheel. The correct method is to tighten the screw into the column just a bit, and then pull up the
steering wheel (because the steering wheel bottom is connected to the clock spring, if force is used to
remove it, it may damage it).
2. Clock spring removal
(a) After steering wheel removal is completed, remove the combination switch hood.
(b) Pull out the dashboard wire harness connectors under the clock spring.
(c) Take off the clock spring.
Caution: Store the removed clock spring in a clean and dry place.
3. Installation notes
(a) Inspection before installation, inspection of driver side airbag module.
(b) Inspect the new airbag or clock spring before installing them.
4. Driver side airbag module inspection
Inspect each of the following items. If any faults are found, replace with a new corresponding airbag module
part. Discard the old components after they have been deployed in the pr\
oper order.
(a) Whether the cover sunken or depressed, cracked, or deformed.
(b) Whether the wire harness has broken connectors and deformed terminals.
(c) Whether the gas generator's housing is sunken or depressed, cracked, or deformed.
(d) Airbag module installation status.
Caution: The specified measuring instrument cannot measure the airbag module (tube rupture) circuit
resistance. Test the resistance with a testing instrument. There is an electric current in the tube rup-
ture which may lead to accidental deployment due to static electricity a\
nd cause serious accidents.
5. Clock spring inspection
Inspect each of the following items. If any fault is found, replace with\
a new clock spring.

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Alignment area
(a) Whether there are broken connectors or protective
pipes and deformed terminals.
(b) Whether the housing is damaged.
(c) Inspect whether the clock spring's upper connector
terminal and lower corresponding connector terminal is
conducting.
Clock spring central involution
Screw in the clock spring clockwise all the way, and then
turn it 3.5 circles in the reverse direction, until the position
pin's block boss matches the block hole (as shown on the
left).
Caution: If the clock spring is not in the involution
central, the steering wheel will be unable to rotate
midway or cause clock spring circuit failure, which will
obstruct the normal operation of the SRS airbag.
6. Steering wheel and airbag module subassembly installation
(a) After pulling out the clock spring's position pin, install the steering wheel and airbag module su\
bassembly.
Caution: While installing the steering wheel and airbag module subassembly, please do not block the
clock spring wire harness.
(b) After installation, try to turn the steering wheel left and right to its proper position, and check for anything
abnormal.
7. Inspection after installation
(a) Lightly turn the steering wheel left and right to check whether there is anything abnormal or for any
strange noise. (Driver side airbag module, clock spring).
(b) Set the ignition switch to the ON position.
(c) The SRS warning lamp will remain on for 6-7 s and will then die out.
(d) If the warning lamp is always on or shows other symptoms after 6-7 s, troubleshooting must be perf\
ormed.
(e) Inspect whether the clock spring circuit is open circuited. If yes, please replace it with a new \
one.
(f) If no, check the other circuits.
Airbag Module Disposal
While discarding the airbag module or a vehicle carrying a SRS airbag, please discard according to the following
steps.
Discarding essentials of the airbag module before deployment
1. Deploy the airbag before discarding SRS airbag.
2. Deploy the airbag outside the vehicle when replacing the airbag module.
3. There may be some smoke when deploying the airbag, so make sure to operate near a smoke
detector.
4. When deploying the airbag, the sound will be very loud. Please ask nearby people to plug their ears,
and try not to operate near residential areas.
Airbag deployment
Wa r n i n g : T h e f o l l o w i n g s t e p s c a n p r e v e n t s t a t i c
electricity trigged accidental deployment, so please
carefully follow them.
1. Park the vehicle on a flat surface.
2. D i s c o n n e c t t h e b a t t e r y ' s n e g a t i v e a n d p o s i t i v e
terminals, and remove the battery from the car.
Caution: Avoid wearing apparel which may generate
friction due to electricity. Disconnect the battery's
p o s i t i v e a n d n e g a t i v e t e r m i n a l s , a n d c o m m e n c e
operation after waiting 60 s.
3. Remove the airbag module according to the driver side
airbag's normal removal procedures.
1
2
3

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Driver side airbag module
Wi r e h a r n e s s u s e d for deployment
Old tire with no hub
Wire harness used for deployment
Wire harness used for deployment
Wire harness used for deploymentShort circuit area
Longer than 6 m
4. Deploy the wire harness after removing the No. 2
connector of the clock spring.
Prepare two wire harnesses longer than 6 m for deployment,
and connect one of their ends together (to short circuit).
Caution: When deploying the airbag, make sure to
maintain a distance of at least 6 m away from objects
or people, and perform the deployment on a flat sur-
face. While deploying the airbag module outdoors,
avoid strong winds, and ignite it against the wind.
8. Place three old tires with no hub on the tires which are
used to fix in place the driver side airbag module (shown
on the left).
9. Cut off the connection of the driver side airbag module's
wire harness which is used for deployment at a place as
far away from the vehicle as possible and connect it to
the two terminals removed from the vehicle battery, caus-
ing it to deploy (shown on the left).
Caution: Deploy it only after ensuring that there are no
people around the airbag module. After the deployment
of driver side airbag module, the gas generator will be ex-
tremely hot. Continue to use it only after 30 min cooling.
10. Discard the deployed driver side airbag module accord-
ing to the discarding essentials.
5. Insert the airbag deployment wire harness into the
airbag execution device.
6. Install the unused bolts on the driver side airbag
module's inner side bolts, and bound the wheel rim with
a thick metal wire, so as to set the wheel rim in place.
7. Connect the wire harness used for deployment which is
connected with the driver side airbag module with the
lower part of the old tire which is used for installing the
wheel rim. Upwardly fix the driver side airbag module
with the metal wire which is connected to the bolt
(shown on the left).