Toyota Celica 2005 Repair Manual page 256

10 Check whether or not DTC P0011 or P0012 is stored.
CHECK:
(a) Clear the DTCs.
(b) Warm up the engine and drive the vehicle for 10 minutes or more.
(c) Check DTCs.
OK:
No DTC output.
HINT:
DTCs P0011 or P0012 is present when a foreign object in the engine oil enters the system. These DTCs
will stay even if the system returns to normal after a short time. Foreign objects are filtered out by the oil filter.
NG
Replace ECM (See page SF−78).
2005 CELICA (RM1131U)
DIAGNOSTICS − ENGINE (1ZZ−FE)
OK VVT system is OK.
255
DI−57