Toyota Celica 2005 Repair Manual page 2486

AC−62
From back side:
9 8 7 6
21 20 19 18 17
313029 28
Tester connection
E3−12 ↔ Ground
E4−28 ↔ Ground
E4−18 ↔ Ground
2005 CELICA (RM1131U)
AIR CONDITIONING
E6 E5
5 4 3 2 1 7 6 5 4 3
16 15 14 13 12 11 10 16 15 14 13 12 11
27 26 25 24 23 22 24 23 22 21 20
Start engine. Magnetic clutch: ON
Start engine. Magnetic clutch: OFF
Start engine. A/C switch ON
Start engine. A/C switch OFF
Refrigerant pressure: 196 − 1,340 kPa
Refrigerant pressure:
less than 196 or more than 1,340 kPa
− AIR CONDITIONING AMPLIFIER
(c) Inspect the wire harness side connector of ECM from the
back side, as shown in the chart below.
2 1 9 8 7
10 9 8 19 18 17
19 18 17 28 27 26
Condition
If circuit is as specified, try replacing the amplifier with a new
one. If the circuit is not as specified, inspect the circuits con-
nected to other parts.
2485
E4 E3
6 5 4 3 2 1 7 6 5 4 3
16 15 14 13 12 11 10 15 14 13 12 11 10
25 24 23 22 21 20 22 21 20 19 18
Specified condition
Below 1.0 V
Battery positive voltage
Battery positive voltage
No voltage
Battery positive voltage
No voltage
2 1
9 8
17 16
A09376