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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Parking Assistance Systems) >> Diagnostic Information and Procedures >> DTC B1405 >> Circuit/System Description

Circuit/System Description

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Circuit Description
Parking Assist Sensors Reference Voltage Regulated voltage supplied by the control module.
Signal 8 to 12 V Reference
Low Reference Grounded through the control module.
Component Description
K182 Parking Assist Control Module The assembly has several functions:
  • Rear Parking Assist
  • { If equipped } Front Parking Assist
  • { If equipped } Side Blind Zone Alert
Parking Assist Sensors The sensors can send and receive ultrasonic sounds. First a short sound is emitted. If there is an obstacle in front of the sensor, the obstacle will reflect the sound back to the sensor. The time difference between sending and receiving is the measure for the distance to the obstacle.
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