Abs/TCS Control Unit Circuit Check

WARNING: This page is about a different car, the 2003 Infiniti I35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Check the terminals and connector of ABS/TCS control unit for damage, bend and loose connection. (control unit-side and harness-side)
1. OK or NG
OK: GO TO 2.

NG: Repair terminal or connector.
CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ABS/TCS control unit connector.
2. Check resistance between ABS/TCS control unit harness connector E-162 terminals 30 (L) and 29 (R).
  
  Fig 1: Checking ABS/TCS Control Unit Harness For Open Circuit
  Courtesy of NISSAN MOTOR CO., U.S.A.
1. OK or NG
OK: Replace ABS/TCS control unit.

NG: Repair harness between ABS/TCS control unit and harness connector E-81.