55–6
–
HEATER & AIR CONDITIONER
AIR CONDITIONING SYSTEM
2321
Author:
Date:
2002 CAMRY REPAIR MANUAL (RM881U)
Symbols
(Terminal No.)
Specified condition
Condition
LCKI
⇔
Body ground
(C23
⇔
Body ground)
Ignition switch: ON
Magnetic clutch: OFF
→
ON
Pulse generation
E2
⇔
Body ground
(E28
⇔
Body ground)
Always
Continuity
PR2
⇔
Body ground*1
(C30
⇔
Body ground)
Start engine
Refrigerant pressure: Normally
→
Less than 0.19 Mpa (2.0 kgf
⋅
cm2, 28 psi) or
more than 1.34 Mpa (32 kgf
⋅
cm22, 2,455 psi)
0
→
Below 1.0 V
*1: 2AZ–FE
If circuit is as specified, try replacing the amplifier with a new one. If the circuit is not as specified, inspect
the circuits connected to other parts.