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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General information
1. Basic dimensions (a) there are two types of dimensions in the diagram. (1) (Three-dimensional distance) straight-line distance between the centers of two measuring points. (2) (Two-dimensional distance) horizontal distance in forward/rearward direction between the centers o ...

Oil filter sub–assy
Replacement Caution: prolonged and repeated contact with mineral oil will result in the removal of natural fats from the skin, leading to dryness, irritation and dermatitis. In addition, used engine oil contains potentially harmful contaminants which may cause skin cancer. Exercise ...

Checking monitor status
Hint: ”monitor result” indicates normal or malfunction of each component and system when judgment has done. 1. How to read data Connect the hand–held tester to the dlc 3.  enter ”monitor result” from ”diagnosis / enhanced obd ii / monitor info / monitor result” on ...