Mazda 2006 MX-5 Service Highlights page 159

Operation Conditions
Function
ECT
Less than 100 °C
{212 °F}
Regular-
driving cooling
100—108 °C
{213—226.4 °F}
More than 108 °C
{227 °F}
• When all the following conditions are met:
— Ignition switch: OFF
— Estimated maximum engine coolant temperature is high after
engine stop
After-cooling
• When all the following conditions are met:
— Estimated maximum engine coolant temperature is the
specified value or more even when operating at low rotation
speed.
TO PCM
End Of Sie
CONTROL SYSTEM
Operation condition
Refrigerant
A/C
pressure
amplifier
switch
(A/C switch)
(high, low)
OFF
OFF
ON
ON
OFF
ON
—
B+
COOLING
FAN RELAY
NO.1
TO PCM
Cooling fan
motor rotation
Vehicle speed
speed
—
Stop
More than 70
km/h {44 mph}
45 —70 km/h
Low
{28—43 mph}
Less than 45
Middle
km/h {27 mph}
— High
Middle
—
High
Low
Middle
COOLING
FAN RELAY
NO.2
TO PCM
Cooling fan relay
No.1 No.2 No.3
OFF
ON OFF OFF
ON OFF ON
ON
ON OFF ON
ON
ON OFF OFF
ON OFF ON
COOLING
FAN RELAY
NO.3
E5U140ZN5855
01–40–35
01–40