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Home >> Infiniti >> 1994 >> J30 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Trouble Code (DTC) Testing (J30) >> DTC 32: EGR Function (CALIF.) >> 3) Check Output Signal Circuit

3) Check Output Signal Circuit

Turn engine off and disconnect ECM harness connector. Disconnect EGR control solenoid valve harness connector. Verify harness continuity between ECM terminal No. 102 (Red/Black wire) and ground, and between EGR control solenoid valve harness connector terminal "a" (Red/Black wire) and ground. See Fig 1 and Fig 2 . If continuity does not exist, go to next step. If there is continuity, repair harness or connectors between ECM and EGR control solenoid valve as necessary.

Fig 1: Locating EGR Control Solenoid Valve Harness Connector
G93F78530Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: DTC 32, Checking Output Signal Circuit
G93G78531Courtesy of NISSAN MOTOR CO., U.S.A.