Toyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Top-mounted
Air Conditioner Pressure Sensor): Pressure Sensor Circuit (B1423)
DESCRIPTION
This DTC is stored if refrigerant pressure on the high pressure side is extremely
low (176 kPa (1.8 kgf/cm2, 26 psi) or less)*1, (195 kPa (2.0 kgf/cm2, 28 psi) or
less)*2 or extremely high (3025 kPa (30.8 kgf/cm2, 439 psi) or more)*1, (2812 kPa
(28.7 kgf/cm2, 408 psi) or more)*2. ...
Toyota CH-R Service Manual > Refrigerant(for Hfo-1234yf(r1234yf)): Precaution
PRECAUTION
PRECAUTIONS FOR REFRIGERANT HFO-1234yf (R1234yf)
(a) HFO-1234yf (R1234yf) Refrigerant
(1) Always use HFO-1234yf (R1234yf) as the refrigerant.
NOTICE:
Do not charge the system with refrigerant near open flames, as HFO-1234yf
(R1234yf) is combustible.
When cha ...