Kia Optima Hybrid: SRSCM / Front Impact Sensor (FIS) Repair procedures

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Restraint / SRSCM / Front Impact Sensor (FIS) Repair procedures

Removal

•	Removal of the airbag must be performed according to the precautions/ procedures described previously.

•	Before disconnecting the front impact sensor connector, disconnect the front airbag connector(s).

•	Do not turn the ignition switch ON and do not connect the battery cable while replacing the front impact sensor.

1.	Disconnect the battery negative cable, and wait for at least three minutes before beginning work.

2.	Remove the air duct (A).

3.	Loosen the radiator upper hose bolt (A).

4.	Remove the radiator mounting bracket (B).

5.	Disconnect the front impact sensor connector (A).

6.	Loosen the front impact sensor mounting nut (B) and remove the front impact sensor.

Installation

•	Do not turn the ignition switch ON and do not contact the battery cable while replacing the front impact sensor.

1.	Install the new front impact sensor.

Tighten the front impact sensor mounting nut.

Tightening torque:

7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft)

3.	Connect the front impact sensor connector.

Install the radiator mounting bracket.

Tightening torque:

3.9 ~ 5.9 N.m (0.4 ~ 0.6 kgf.m, 2.9 ~ 4.3 lb-ft)

5.	Tighten the radiator upper hose bolt.

6.	Reconnect the battery negative cable.

After installing the Front Impact Sensor, confirm proper system operation:

•	Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off.

Front Impact Sensor (FIS) Components and Components Location

Components ...

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