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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 421 (Automatic Transaxle - Re4F04B) >> Trouble Diagnosis For Symptoms >> A/T Check Indicator Lamp Does Not Come On >> 4. Check TCM Ground Circuit

4. Check TCM Ground Circuit

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch to OFF position.
  2. Disconnect TCM harness connector.
  3. Check continuity between TCM harness connector F57 terminals 25(B), 48(B) and ground.

    Continuity should exist. 

OK or NG 

  1. OK : GO TO 5.
  2. NG : Repair open circuit or short to ground or short to power in harness or connectors. Refer to "WIRING DIAGRAM - AT - MAIN ".
Fig 1: Checking Continuity
G00776567Courtesy of NISSAN MOTOR CO., U.S.A.
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