Engine-Codes - Generic - B1422

B1422 Code - Compressor Lock Sensor Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
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 is the B1422 code repair?

Start by checking 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.

|What is the cost to diagnose the B1422 code

Labor: 1.0

The cost to diagnose 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)

|What is B1422 code meaning?

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.

|Need more information with the B1422 code?

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|B1422 code information for specific makes

|Need help with a B1422 code?

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