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B1472 Lexus Code - A/C Inverter High Voltage Output System Malfunction

- Code Popularity: 1,878 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC B1472 Lexus?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Hybrid Control ECU
  • Faulty Electric Inverter Compressor (w/Motor Compressor Assembly)
  • Faulty A/C Inverter (w/Converter Inverter Assembly)
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How to Fix the DTC B1472 Lexus?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1472 Lexus code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

Code B1472 Lexus Description

The high voltage is output from the A/C Inverter Assembly to the electric inverter compressor for driving the motor. Compressor control is stopped and the Diagnostic Trouble Code (DTC) is output if there is an open or short to ground in the output circuit. The output DTC is memorized as previous trouble. Compressor control remains stopped unless the past and current DTCs are cleared. The OBDII code set when an open or short in A/C inverter high voltage output system.

OBDII Code B1472 Lexus - A/C Inverter High Voltage Output System Malfunction - AutoCodes.com
B1472 Lexus Code - A/C Inverter High Voltage Output System Malfunction

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Code B1472 Lexus comments

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