Kia Optima: SRSCM / Front Impact Sensor (FIS)
Description and operation
The front impact sensor (FIS) is installed in the Front End Module (FEM). They
are remote sensors that detect acceleration due to a collision at its mounting location.
The primary purpose of the Front Impact Sensor (FIS) is to provide an indication
of a collision. The Front Impact Sensor (FIS) sends acceleration data to the SRSCM.
Components and components location
1. Front impact sensor (FIS)
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Repair procedures
| 1. |
Disconnect the negative battery terminal.
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After disconnecting the cables, wait at least 3 minutes.
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| 2. |
Remove the front impact sensor (A) by loosening the bolt after disconnecting
the connector (B).
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Tightening torque :
8.8 - 10.8 N·m (0.9 - 1.0 kgf·m, 6.5 - 7.2 lb·ft)
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[LH]
[RH]
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| • |
Do not turn the ignition switch ON and do not connect the battery
cable while replacing the front impact sensor.
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| 1. |
Install a new front impact sensor.
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| 2. |
Tighten the front impact sensor mounting bolt.
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Tightening torque :
8.8 - 10.8 N.m (0.9 - 1.0 kgf.m, 6.5 - 7.2 lb-ft)
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| 3. |
Connect the front impact sensor connector.
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| 4. |
Install the radiator assembly.
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| 5. |
Reconnect the battery negative cable.
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| 6. |
After installing the front impact sensor, confirm proper system operation
:
Turn the ignition switch ON; the SRS indicator light should turn on for
about six seconds and then go off.
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Description and operation
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The primary purpose of the SRSCM (Supplemental Restraints System Control Module)
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Description and operation
Description
The Side Impact Sensor (SIS) system consists of two kinds of side impact sensor
which are installed at each center of the front door module (left ...
Other information:
General information
Lift And Support Points
When heavy rear components such as suspension, fuel tank, spare tire,
tailgate and trunk lid are to be removed, place additional weight in the
luggage area before h ...
The driver must be cautious in the below situations, because the system may not
detect other vehicles or objects in certain circumstances.
- When a trailer or carrier is installed.
- The vehicle drives in inclement weather such as heavy rain or snow.
- The sensor is polluted with rain, snow, mu ...
SRS Control Module (SRSCM)
Side Impact Sensor (SIS)