Sensor. Impact.
A Sensor to determine the location on the vehicle of Impact and the severity of the Impact to determine if and which air bags should be deployed. Must be ordered by VIN# and color code. Rear. For. Air Bag. Diagnostic Module. Ft. Side.

Air Bag Impact Sensor

Fits Golf, GTI, Jetta, Jetta GLI, Jetta Wagon

Golf, GTI, R32; Side; w/Head Air Bag. Jetta; Rear. Rear.
Air Bag Crash Sensor - Repair or Replace
An airbag or SRS light can sometimes indicate a problem with the impact sensor on your 1999 Volkswagen Golf, particularly if it's been involved in a collision—at any speed. Have a technician inspect your vehicle's crash sensor.