Front Impact Sensor (FIS)
Description and Operation
Description
The frontal impact sensor (FIS) is installed in the front end module (FEM). It is a remote sensor that detects acceleration caused by a collision at its mounting location. The main purpose of the FIS is to provide collision detection. The FIS sends acceleration data to the SRSCM.
It is a remote sensor that detects acceleration caused by a collision at its mounting location.
The main purpose of the Front Impact Sensor (FIS) is to provide impact detection. The FIS sends acceleration data to the SRSCM.
Components and Component Location
Components

| 1. Frontal Impact Sensor (FIS) |
Repair Procedures
Removal
Disconnect the negative battery cable and wait at least thirty seconds before starting work.
Disconnect the front impact sensor connector (A).

Remove the front impact sensor mounting bolt (A).

Installation
Install a new front impact sensor.
Tighten the front impact sensor mounting bolt.
Tightening torque: 3.0–4 N·m
Connect the front impact sensor.
Connect the negative battery cable.
After installing the front impact sensor, check that the system operates correctly:
• Turn the ignition switch ON. The SRS indicator should illuminate for approximately six seconds, and then turn off.
Test yourself
A quick Kia Rio YB quiz: every answer comes with an explanation and a link to the manual page.