Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
The cost to diagnose the B1411 Lexus code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
The Cooler Thermistor (Room Temperature Sensor) is installed in the instrument panel to detect the cabin temperature which is used to control the heater and air conditioning system AUTO mode. The resistance of the Cooler Thermistor (Room Temperature Sensor) Thermistor changes in accordance with the cabin temperature. As the temperature decreases, the resistance increases. As the temperature increases, the resistance decreases.
The Air Conditioning Amplifier Assembly applies a voltage (5 V) to the Cooler Thermistor (Room Temperature Sensor) and reads voltage changes due to changes in the resistance of the Cooler Thermistor (Room Temperature Sensor).
The Diagnostic Trouble Code (DTC) will be set when the Air Conditioning Amplifier Assembly detects an open or short in the Cooler Thermistor (Room Temperature Sensor) circuit.
Need more information on how to fix the B1411 Lexus code? Get Access to Factory Service Manuals
Get the B1411 Lexus code diagnosed by a professional: Find a repair shop in your area