Toyota Celica 2005 Repair Manual page 1372

INSPECTION PROCEDURE
1 Check rear defogger relay (See page BE−58).
OK
2 Check wire harness and connector between rear defogger relay and body ECU,
front defogger relay and body ECU (See page IN−30).
OK
Proceed to next circuit inspection shown on
problem symptoms table (See page
DI−1124).
2005 CELICA (RM1131U)
DIAGNOSTICS − BODY CONTROL SYSTEM
NG Replace the rear defogger relay.
NG Repair or replace wire harness or connector.
1371
DI−1171