Toyota Corolla (E120): Horn button assy

On–vehicle inspection

Components

Other materials:

Customer problem analysis
Hint: in troubleshooting, the problem symptoms must be confirmed accurately, meaning that all preconceptions must be set aside in order to make an accurate judgement. To ascertain what the problem symptoms are, it is extremely important to ask the customer about the problem and cond ...

Deleting call histories
Select “Delete Call History” using . ● Deleting outgoing call history 1 Select “Outgoing Calls” using . 2 Select the desired phone number using and press (YES). To delete all outgoing call history data, press (ALL) and then press (YES). ● Deleting incoming call histo ...

Inspection procedure
Hint: hand–held tester only: narrowing down the trouble area is possible by performing ”a/f control” active test (heated oxygen sensor or other trouble areas can be distinguished).  perform active test using hand–held tester (a/f control). Hint: ”a/f control” is the act ...