Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Catalyst system efficiency below threshold

Toyota Corolla (E120): Catalyst system efficiency below threshold

Dtc p0420 catalyst system efficiency below threshold (bank 1)

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Circuit description
The vapor pressure sensor, vsv for canister closed valve (ccv), vsv for pressure switching valve are used to detect abnormalities in the evaporative emission control system. The ecm decides whether there is an abnormality in the evaporative emission control system based on the vapor pressur ...

Anti-glare function
► Manual anti-glare inside rear view mirror Reflected light from the headlights of vehicles behind can be reduced by operating the lever. 1 Normal position 2 Anti-glare position ► Auto anti-glare inside rear view mirror Responding to the level of brightness of the headlights of ...

Overhaul
1. Drain clutch fluid 2. Disconnect clutch release cylinder to flexible hose tube Using sst, disconnect the flexible hose tube. Sst 09023–00100 Hint: use a container to catch the fluid. 3. Remove clutch release cylinder assy Remove the 3 bolts, clutch release cylinder assy ...