I48-1 (TAM) - I48-14 (SG-2)
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Ambient temp. sensor (thermistor assembly) signal
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-
Ignition switch ON
-
Ambient temperature: 25°C (77°F)
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1.05 to 1.45 V
|
-
Ignition switch ON
-
Ambient temperature: 40°C (104°F)
|
0.64 to 0.87 V
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I48-3 (SG-1) - Body ground
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Ground for room temp. sensor (cooler thermistor)
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Always
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Below 1 Ω
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I48-5 (TR) - I48-3 (SG-1)
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Room temp. sensor (cooler thermistor) signal
|
-
Ignition switch ON
-
Cabin temperature: 25°C (77°F)
|
1.05 to 1.45 V
|
-
Ignition switch ON
-
Cabin temperature: 40°C (104°F)
|
0.64 to 0.87 V
|
I48-6 (PRE) - I48-15 (SG-4)
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Air conditioning pressure sensor signal
|
-
Engine running
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Air conditioning system operating
-
Refrigerant pressure: Normal pressure
|
0.74 to 4.61 V
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I48-11 (S5-3) - I48-15 (SG-4)
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Power supply for air conditioning pressure sensor
|
Ignition switch ON
|
4.75 to 5.25 V
|
Ignition switch off
|
Below 1 V
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I48-14 (SG-2) - Body ground
|
Ground for ambient temp. sensor (thermistor assembly)
|
Always
|
Below 1 Ω
|
I48-15 (SG-4) - Body ground
|
Ground for air conditioning pressure sensor
|
Always
|
Below 1 Ω
|