OBDII Code List

B1473 TOYOTA - A/C Inverter Start-Up Signal System Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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B1473 TOYOTA Possible Causes

  • 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

First diagnose B1473 TOYOTA 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 terminals.

Cost of diagnosing the B1473 TOYOTA code

    Labor: 1.0

    The cost of diagnosing the B1473 TOYOTA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

B1473 TOYOTA Possible Symptoms

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

B1473 Toyota Description

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.
OBDII Code B1473 Toyota - A/C Inverter Start-Up Signal System Malfunction -

B1473 TOYOTA More Information

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