Toyota Celica 2005 Repair Manual page 501

DI−302
6. 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. There-
fore, using this check is essential in the engine troubleshooting.
1 Is battery positive voltage 11 V or more when engine is stopped?
YES
2 Is engine cranked?
YES
3 Does engine start?
YES
4 Check air filter.
PREPARATION:
Remove the air filter.
CHECK:
Visually check that the air filter is not excessively dirty or oily.
OK
2005 CELICA (RM1131U)
DIAGNOSTICS − ENGINE (2ZZ−GE)
NO Charge or replace battery.
NO Proceed to page ST−15 and ST−17, and contin-
ue to troubleshoot.
NO Go to step 6.
NG Repair or replace.
500