Engine-Codes - Lexus - B1477 LEXUS

B1477 LEXUS - A/C Inverter Low Voltage Power Resource System Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

B1477 LEXUS Possible Causes

  • Faulty A/C Inverter (w/Converter Inverter Assembly)

How is the B1477 LEXUS 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 B1477 LEXUS code

Labor: 1.0

The cost to diagnose the B1477 LEXUS code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

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

B1477 LEXUS Meaning

The A/C Inverter Assembly monitors the controlling power voltage in the self circuit. It stops the compressor circuit and outputs the Diagnostic Trouble Code (DTC) when the monitored voltage is outside the specified range. The output DTC is memorized as previous trouble. The compressor control may not resume unless the power switch is turned off. The OBDII code set when an open or short to ground in the inverters controlling power voltage circuit.

More Information

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