LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2003 >> I35 >> Repair and Diagnosis >> External Pages >> Different car >> Section 250 (Can System (For TCS Models)) >> Can System (For TCS Models) >> Trouble Diagnoses >> ECM Circuit Check >> 2 Check Harness For Open Circuit
April 5, 2026: LEMON Manuals is launched! Read the announcement.

2 Check Harness For Open Circuit

WARNING: This page is about a different car, the 2004 Infiniti I35. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect ECM connector.
  2. Check resistance between ECM harness connector F48 terminals 109 (L) and 113 (R).
Fig 1: Checking Harness For Open Circuit
G00883366Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK: Replace ECM.

NG: Repair harness between ABS/TCS control unit and ECM.