Engine-Codes - Lexus - B1473 Lexus

B1473 Lexus Code - A/C Inverter Start-Up Signal System Malfunction

- Code Popularity: 2,718 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code B1473 Lexus?

  • Faulty A/C Inverter (w/Converter Inverter Assembly)
  • A/C Inverter (w/Converter Inverter Assembly) harness is open or shorted
  • A/C Inverter (w/Converter Inverter Assembly) circuit poor electrical connection
  • Faulty Hybrid Control ECU

|How to Fix the B1473 Lexus Code?

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 Code B1473 Lexus?

Labor: 1.0

The cost to diagnose the B1473 Lexus 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.

Does your car have Safety Recalls? → Check here

|What are Code B1473 Lexus Possible Symptoms?

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

|What Does the B1473 Lexus Code Mean?

The inverter activation signal is sent to the A/C Inverter Assembly from the Hybrid Control ECU. The compressor control is stopped and the Diagnostic Trouble Code (DTC) is output if there is an open or short in the signal circuit. The OBDII code set when am open or short in A/C inverter start–up signal system.

A/C Inverter Start-Up Signal System Malfunction

|Need more Information on the B1473 Lexus Code?

Need more information on how to fix the B1473 Lexus code? Get Access to Factory Service Manuals

|Need Help with the B1473 Lexus Code?

Get the B1473 Lexus code diagnosed by a professional: Find a repair shop in your area