AutoCodes - Generic - B1422

B1422 Code - Compressor Lock Sensor Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|B1422 code 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 the B1422 code?

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 code

Labor: 1.0

The cost of diagnosing the B1422 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are B1422 code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|B1422 code description

This sensor sends 1 pulse per engine revolution to the Air Conditioning Amplifier. If the ratio of the compressor speed divided 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.
OBDII Code B1422 - Compressor Lock Sensor Circuit -

|Need more information with the B1422 code?

Need more information on how to fix the B1422 code? Get Access to Factory Service Manuals

|B1422 code information for specific makes

|Need help with a B1422 code?

Get the B1422 code diagnosed by a professional: Find a repair shop in your area

|B1422 code comments

Help us improve Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the B1422 code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧
Repair Importance Level: 3
1=Low 2=Medium 3=High What is this?
Repair Difficulty Level: 3
1=Easy 2=Moderate 3=Hard What is this?