Toyota Corolla (E120): Catalyst system efficiency below threshold

Inspection procedure

Circuit description

Other materials:

Engine
On–vehicle inspection Hint: inspect these items on a cooled down engine. 1. Inspect drive belt 2. Replace spark plugs 3. Inspect air filter Remove the air filter.  visually check that the air filter is not excessively damaged, dirty or oily. Peplace the air filter if nece ...

Dialing from call histories
1 Select “All calls”, “Missed calls”, “Incoming calls” or “Outgoing calls” using . 2 Select the desired number using and press the off-hook switch. The following operations can be performed: ● Registering a number as a speed dial Press (Add S. Dial) and then press an ...

Cooling
Preparation Recomended tools Equipment Coolant ...