Toyota Celica 2005 Repair Manual page 474

5 Check DTC reoccur
PREPARATION:
(a) Connect the OBD II scan tool to the DLC3.
(b) Turn the ignition switch ON and push the OBD II scan tool main switch ON.
(c) Clear DTC (See page DI−3).
(d) Drive the vehicle more than 40 km/h (25 mph) for 20 seconds or more.
CHECK:
Check DTC reoccur.
RESULT:
Display (DTC Output)
B
Check for intermittent problems
(See page DI−3)
2005 CELICA (RM1131U)
DIAGNOSTICS
P0617
No DTC output
− ENGINE (1ZZ−FE)
A Replace ECM (See page SF−78)
473
Proceed to
A
B
DI−275