ExteriorPrecaution
PRECAUTION
1. PRECAUTIONS FOR REFRIGERANT HFO-1234yf (R1234yf)
(a) Compatibility
(1) The parts used in the refrigerant cycle, the compressor oil, etc. of the
HFO-1234yf (R1234yf) system are not compatible with the conventional HFC-134a (R134a)
system.
(b) HFO-1234yf (R1234yf) Refrigerant
(1 ...
Open in Bus 5 Main Bus Line
DESCRIPTION
There may be an open circuit in one of the CAN main bus lines when the resistance
between terminals 15 (CA5H) and 16 (CA5L) of the central gateway ECU (network gateway
ECU) is 70 Ω or higher.
Detection Item
Trouble Area
Resistance between ter ...
Pressure Sensor or Switch (C1254)
DESCRIPTION
The accumulator pressure sensor is connected to the skid control ECU in the master
cylinder solenoid.
DTC No.
DTC Detecting Condition
Trouble Areas
C1254
Accumulator pressure sensor fault
(Fluid pressure does not chang ...