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Home >> Infiniti >> 2004 >> M45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P0031, P0032, P0051, P0052: Ho2S1 Heater >> DTC Confirmation Procedure >> Notes

DTC Confirmation Procedure: Notes

NOTE: If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

TESTING CONDITION: 

Before performing the following procedure, confirm that battery voltage is between 10.5V and 16V at idle.