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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 403 (Engine Control System) >> DTC P1720: Vehicle Speed Sensor (A/T Output) >> Diagnostic Procedure >> 1. Check DTC With TCM

1. Check DTC With TCM

WARNING: This page is about a different car, the 2004 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.

Check DTC with TCM. Refer to TROUBLE DIAGNOSIS .

OK or NG 

  1. OK: GO TO 2.
  2. NG: Perform trouble shooting relevant to DTC indicated.