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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R Spec V >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Engine Controls - Self-Diagnostics - 2.2L) >> Diagnostic Tests >> DTC P0420: Catalytic CONVERTOR System Efficiency Below Threshold >> Code Enable Criteria
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Code Enable Criteria

WARNING: This page is about a different car, the 2002 Isuzu Rodeo Sport and 2002 Isuzu Rodeo. However, it is still accessible from the selected car via links, so may be relevant.

Following conditions must be met for DTC diagnostic test to run:

One pass/fail decision occurs per key-on key-off cycle, unless a step change in oxygen capacity time occurs.