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Home >> Infiniti >> 2003 >> Q45 >> Repair and Diagnosis >> External Pages >> Different car >> Section 201 (Engine Control System) >> DTC P1464: Fuel Level Sensor >> Diagnostic Procedure >> 2. Check Fuel Level Sensor Ground Circuit For Open And Short

2. Check Fuel Level Sensor Ground Circuit For Open And Short

WARNING: This page is about a different car, the 2004 Infiniti Q45. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect ECM harness connector.
  2. Disconnect combination meter harness connector.
  3. Check harness continuity between ECM terminal 107 and combination meter terminal 29. Refer to Wiring Diagram.
    1. Continuity should exist. 
  4. Also check harness for short to ground and short to power.

OK or NG 

OK: GO TO 4.

NG: GO TO 3.

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