Toyota Corolla (E120): Basic inspection
When the malfunction is not confirmed in the dtc check, troubleshooting should be carried out in all the possible circuits considered as causes of the problem. In many cases, by carrying out the basic engine check shown in the following flowchart, the location causing the problem can be found quickly and efficiently. Therefore, using this check is essential in the engine troubleshooting.
1 Check battery voltage
Notice
: carry out this check with the engine stopped and ignition switch off.
Ng charge or replace battery
2 Check if engine will crank
Ng proceed to problem symptoms table on page
3 Check if engine starts
Ng go to step 7
4 Check air filter
- Visually check that the air filter is not excessively dirty or oily.
Notice
: if necessary, clean the filter with compressed air. First blow from the inside thoroughly, then blow from the outside of the filter.
Ng clean or replace
5 Check idle speed
Ng proceed to problem symptoms table on page
6 Check ignition timing
Ng proceed to page 14–1 and continue to troubleshoot
Proceed to problem symptoms table on page
7 Check fuel pressure
Ng proceed to page 11–1 and continue to troubleshoot
8 Check for spark
Ng proceed to page 18–1 and continue to troubleshoot
Proceed to problem symptoms table on page
Other materials:
Cd cannot be taken out
Wiring diagram
Inspection procedure
1 Check if radio auto–search functions properly
Check if the radio auto–search function properly.
Perform the auto–research of the radio and check that the
operation is normal.
Standard: malfunction disappear.
2 Press ”eject ...
Changing the passkey
1 Select “Passkey” using . 2 Input
a 4 to 8-digit passkey using .
Input the number 1 digit at a time.
3 When the entire number to be registered as a passkey has been input, press
again.
If the passkey to be registered has 8 digits, pressing
again is not necessary. ...
Disposal
Hint:
when scrapping vehicles epuipped with a seat belt pretensioner or disposing of a
front seat outer belt (with
seat belt pretensioner) always first active the seat belt pretensioner in
accordance with the procedure described
below. If any abnormality occurs in the seat belt pretensioner o ...