Tacoma

Toyota Tacoma 2015-2018 Air Conditioning Workshop Manual

TERMINAL
NO.
(SYMBOL)
WIRING
COLOR
TERMINAL DESCRIPTION CONDITION SPECIFIED
CONDITION
pressure (more than 3025 kPa
(30.8 kgf/cm
2
, 439 psi))
Engine running
Air conditioning system
operating
Refrigerant pressure: Abnormal
pressure (less than 176 kPa (1.8
kgf/cm
2
, 26 psi))
Below 0.74 V
Engine running
Air conditioning system
operating
Refrigerant pressure: Normal
pressure (less than 3025 kPa
(30.8 kgf/cm
2
, 439 psi) and
more than 176 kPa (1.8 kgf/cm
2
, 26 psi))
0.74 to 4.71
V
A14-6 (TE) -
A14-32
(SG-2)
B - GR
Evaporator temperature
sensor signal
Ignition switch ON
Evaporator temperature: 0°C
(32°F)
1.7 to 2.1 V
Ignition switch ON
Evaporator temperature: 15°C
(59°F)
0.9 to 1.3 V
A14-7 (TAM)
- A14-33
(SG-1)
W - LG
Ambient temperature
sensor signal
Ignition switch ON
Ambient temperature: 25°C
(77°F)
1.35 to 1.75
V
Ignition switch ON
Ambient temperature: 40°C
(104°F)
0.9 to 1.2 V
A14-8
(S5-1) -
A14-12
(GND)
SB - W-B
Power supply for air
conditioner pressure sensor
Ignition switch off Below 1 V
Ignition switch ON 4.5 to 5.5 V
A14-9 (ACT)
- A14-12
(GND)
R - W-B
Compressor operation
signal
Ignition switch ON
A/C switch: off
Below 1 V
Ignition switch ON
A/C switch: on
4.75 to 5.25
V
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