Toyota Corolla Cross: Egr Cooler

 HVAC Control Module to Hybrid Powertrain Control Module Invalid Serial Data Received (U042481)

DESCRIPTION If the hybrid vehicle control ECU receives an invalid compressor control request from the air conditioning amplifier assembly via CAN communication, it will store this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate Not

 Refrigerant Pressure Sensor Circuit Short to Battery or Open (P053015)

DESCRIPTION The air conditioner pressure sensor, which is installed to the high pressure side pipe to detect refrigerant pressure, sends a refrigerant pressure signal to the air conditioning amplifier assembly. The air conditioning amplifier assembly converts this signal to a pressure value accordin