LEMON Manuals: Even more car manuals for everyone: 1960-2025

Home >> Chevrolet >> 2007 >> Optra LS, Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls And Fuel - 1.8L (L79) >> Diagnostic Information and Procedures >> DTC P0420 >> DTC Descriptor

September 30: LEMON manuals is back up on a temporary server! Slowness is possible

DTC Descriptor

DTC P0420: Catalyst System Low Efficiency

scientia non olet · About LEMON Manuals