A Calculated Route Always Starts From Torrance, CA, Regardless Of Your Current Location (With Navigation)

A calculated route always starts from Torrance, CA, regardless of your current location

Loss of map matching. Do the symptom troubleshooting for Vehicle position icon constantly leaves road, moves erratically, or is displayed very far from actual position.

Also check for

Navigation unit

Also check for

GPS antenna/cable

Also check for

PCM(vehicle speed pulse)

Also check for

Harness/fuses/switches