HEATER AND MANUAL AIR CONDITIONER – On-vehicle Service
55-14
A/C COMPRESSOR RELAY, CONDENSER FAN RELAY
Battery voltage Terminal No.
1 3 4 5
Power is not supplied
Power is supplied
IDLE-UP OPERATION CHECK
1. Before inspection and adjustment, set vehicle in the
pre-inspection condition:
2. Check whether or not the idle speed is the standard value.
Standard value: 700 ± 50 r/min
NOTE
There is no necessity to make an adjustment, because
the idle speed is automatically adjusted by the ISC system.
If, however, there occurs a deviation from the standard
value for some reason, check the fuel control system.
3. When the A/C is running after turning the A/C switch
to ON, check to be sure that the idle speed is at the
standard value.
Standard value: 850 ± 50 r/min
Fan control relay
Compressor
relay
Radiator
fan relay
Condenser
fan relay
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