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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Confirmation driving pattern
Connect the hand–held tester or the obd ii scan tool to the dlc3.  record dtcs and the freeze frame data.  set the check mode using the hand–held tester .  read the value on the misfire counter for each cylinder when idling. If the value is displayed on the misfire c ...

Headlight switch
The headlights can be operated manually or automatically. Operating instructions Operating theswitch turns on the lights as follows: For the U.S.A. The headlights, daytime running lights and all the lights listed below turn on and off automatically.   The side marker, parking, LED ac ...

Towing your vehicle with 4 wheels on the ground
To prevent damage to your vehicle, perform the following procedures before towing. 1 Shift the shift lever to N. 2 Turn the engine switch to the “ACC” position (without a smart key system) or ACCESSORY mode (with a smart key system). (, 166) Ensure that the audio system and other powered de ...