Compressor Lock Sensor Circuit
Table of contents
B1422 LEXUS Possible Causes
- Faulty Compressor Lock Sensor
- Compressor Lock Sensor harness is open or shorted
- Compressor Lock Sensor circuit poor electrical connection
- Faulty Compressor Assembly
- Faulty Air Conditioning Amplifier
How do I fix code B1422 LEXUS?
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’s pins.
Cost of diagnosing the B1422 LEXUS code
The cost of diagnosing the B1422 LEXUS code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1422 LEXUS Description
This sensor sends 1 pulse per engine revolution to the Air Conditioning Amplifier. If the ratio of the compressor speed pided by the engine speed is smaller than a predetermined value, the Air Conditioning Amplifier turns the compressor off, and the indicator blinks at approximately 1 second intervals.