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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 423 (Engine Control System - DTC) >> DTC P0171, P0174: Fuel Injection System Function >> Diagnostic Procedure >> 7. Check Function Of Injectors >> With CONSULT-II
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With CONSULT-II

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. Start engine.
  2. Perform "POWER BALANCE" in "ACTIVE TEST" mode with CONSULT-II.
  3. Make sure that each circuit produces a momentary engine speed drop.
Fig 1: CONSULT-II Display Screen
G00877198Courtesy of NISSAN MOTOR CO., U.S.A.