Toyota Corolla (E120): Diagnostic trouble code chart

Pre–check

Terminals of ecu

Other materials:

Adding engine oil
■ Checking the oil type and preparing the item needed Make sure to check the oil type and prepare the items needed before adding oil. Engine oil selection Oil quantity (Low level mark Refill upper limit mark) 1.6 qt. (1.5 L, 1.3 Imp. qt.) Item Clean funnel ■ Adding engine oil If the oil ...

Noise occurs
Inspection procedure 1 Check of speaker installation Check speaker installation condition.  Check that each speaker is securely installed. Standard: malfunction disappear. Hint: the radio is equipped with noise prevention system that does not work against the regular use of t ...

Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button assy) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the horn button assy. release the airbag ...