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Home >> Mazda >> 2009 >> 3 Mazdaspeed, 2.3 L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Control System (LF, L3)) >> Control System Diagram [LF, L3] >> Notes
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Control System Diagram [LF, L3]: Notes

WARNING: This page is about a different variant/trim than selected.
IMPORTANT: Be aware that Oxygen sensor terminology differs between California models (3 O2 sensors) and Non-California models (2 O2 sensors). When testing/servicing oxygen sensors, refer to SYSTEM WIRING DIAGRAMS article to properly identify appropriate sensor.