9-3 XWD (9440) L4-2.0L Turbo (B207R) (2009)
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Impact Sensor: Description and Operation
Impact Sensor, Side (328D, 328P, 328RD, 328RP)
Impact Sensor, Side (328D, 328P, 328RD, 328RP)
Location
Impact sensor, side, driver's (328D)
Impact sensor, side, passenger, front (328P)
Impact sensor, side, rear, passenger side (328RD)
Impact sensor, side, rear, driver's side (328RP).
Main task
The side impact sensors detect possible impact intensity at an early stage and send information to the control module.
Type
The side impact sensors are identical and yellow in colour. They contain an acceleration and a communication circuit.
Connect
Front driver's side, impact sensor (328D) is supplied with voltage B+ to pin 2 from control module pin 73. The signal from sensor pin 1 is connected to
pin 72 on the control module.
