AutoCodes - OBDII Code List - P0C3B LEXUS

P0C3B LEXUS - DC/DC Converter Temperature Sensor 'A' High

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

P0C3B LEXUS Possible Causes

  • Faulty Inverter with converter assembly

How do I fix code P0C3B LEXUS?

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 connector's pins.

Cost of diagnosing the P0C3B LEXUS code

Labor: 1.0

The cost of diagnosing the P0C3B LEXUS 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.

Possible Symptoms

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

P0c3b Lexus Description

The MG ECU detects the temperature of the boost converter using the temperature sensor built into the boost converter. The boost converter using the temperature sensor outputs voltage which changes between 0.5 and 4.5 V in response to a change in temperature. The higher the boost converter temperature, the lower the output voltage. Conversely, the lower the boost converter temperature, the higher the output voltage. The MG ECU limit load based on signals sent from the boost converter temperature sensor to help prevent overheating. The MG ECU also detects malfunctions in the boost converter temperature sensor and its wiring.
OBDII Code P0c3b Lexus - DC/DC Converter Temperature Sensor 'A' High - AutoCodes.com

P0C3B LEXUS More Information

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