This circuit was found in an EDN from the 90s. The circuit employs a double 555 and uses the courtesy light switches of the car as sensors.
August 2017 - This new component of On Semiconductor is available from Mouser Electronics. This is an...
TDK's TAS Series Magnetic Angle Sensors can be obtained from Mouser Electronics. The components...
This circuit is from an 80's documentation. The BC108 can be replaced by the BC548 and the 2N3055...