Hyundai Sonata: Body Control Module (BCM). Repair procedures
Trouble Diagnostics When Using GDS
| 1. |
The body control module can diagnose by using the GDS more quickly.
The BCM communicates with the GDS and then reads the input/output
value and drives the actuator.
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| 2. |
To diagnose the BCM function, select the menu of model and body
control module.
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| 3. |
To consult the present input/output value of BCM, "Current DATA".
It provides information of BCM input/output conditions of power supply,
turn signal/brake lamp, headlamp, door, locks, outside mirror, wiper,
auto-light and transmitters etc.
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| 4. |
To perform compulsory operation on BCM input factors, select "ACTUATION
TEST".
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Removal
| 1. |
Disconnect the negative (-) battery terminal.
|
| 2. |
Remove the crash pad lower panel (A).
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| 3. |
Remove the reinforce panel after loosening the mounting bolts.
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| 4. |
Remove the body control module after loosening nut (1EA) and screw
(1EA) and disconnecting the connectors (A).
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Installation
| 1. |
Install the body control module.
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| 2. |
Install the reinforce panel.
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| 3. |
Install the crash pad lower panel.
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Body Control Module (BCM). Description and Operation
Description
Body control module receives various input switch signals controlling
time and alarm functions for the intermittent wiper timer, washer timer, rear
defogger timer, seat belts ...
Seat Electrical
...
See also:
Components and Components Location
Components
1. Sub frame
2. Coil spring
3. Upper arm
4. Assist arm
5. Trailing arm
6. Rear axle
...
ESC OFF Switch. Repair procedures
Inspection
1.
Turn ignition switch OFF and disconnect the negative (-) battery
cable.
2.
Remove the crash pad side switch assembly.
...
Troubleshooting
Trouble Symptom Charts
Trouble Symptom 1
Trouble Symptom 2
Trouble symptom
Probable cause
Remedy
The set vehicle speed varies gr ...