C1230 Vehicle Speed Sensor Diagnosis (Electrical/Static)

POSSIBLE SOURCE(S):
- Poor connection at vehicle speed sensor (VSS).
- Terminal damage or backout in antilock brake control module connector Pins 9 or 22.
- Terminal damage or backout in vehicle speed sensor connector.
- Open or shorted vehicle speed sensor.
- Open or shorted Circuit 523 (R/PK) or 519 (LG/BK).
- Improper vehicle speed sensor cable routing leading to above.
- Defective vehicle speed sensor electrical test circuit in antilock brake control module.

ACTION(S) TO TAKE:
- Go to Pinpoint Test N.