Toyota Celica 2005 Repair Manual page 777

DI−578
5 Check DTC reoccur
PREPARATION:
(a) Connect the OBD II scan tool.
(b) Turn the ignition switch ON and OBD II scan tool main switch ON.
(c) Clear DTC (See page DI−295).
(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−295).
2005 CELICA (RM1131U)
DIAGNOSTICS
P0617
No DTC output
− ENGINE (2ZZ−GE)
A Replace ECM (See page SF−78).
776
Proceed to
A
B