Toyota Celica 2005 Repair Manual page 832

6 Check A−AMP fuse.
Engine Room R/B:
A−AMP Fuse
OK
7 Check air pump relay (See page EC−17).
OK
8 Check voltage of air pump motor power source.
Wire Harness Side:
Air Pump Assembly Connector
Front View
OK
DIAGNOSTICS − ENGINE (2ZZ−GE)
PREPARATION:
Remove the A−AMP fuse from the engine room R/B.
CHECK:
Check the resistance in the A−AMP fuse.
OK:
Below 1 Ω
NG Check for short in all harnesses and compo-
A21336
nents connected fuse.
NG Replace air pump relay.
(a) Disconnect the air pump motor connector.
(b) Measure voltage between terminal 4 of the air pump as-
sembly connector and body ground.
Standard: 9 to 14 V
NG Repair air pump power source circuit.
A21278
831
DI−633