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AutoCodes - Generic - B2642

B2642 Code - Electric Compressor Main Voltage Malfunction

- Code Popularity: 980 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC B2642?

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 Electric Compressor
  • Electric Compressor harness is open or shorted
  • Electric Compressor circuit poor electrical connection
  • Faulty Inverter
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How to Fix the DTC B2642?

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 B2642 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 B2642 Description

The Inverter monitors power voltage from the main battery in the circuit. The Inverter it stops compressor control and outputs the Diagnostic Trouble Code (DTC) when the monitored voltage is outside the specified range. If the B2642 is set, the compressor control may not resume unless the ignition switch is turned OFF and waiting for 10 minutes.

OBDII Code B2642 - Electric Compressor Main Voltage Malfunction - AutoCodes.com
B2642 Code - Electric Compressor Main Voltage Malfunction

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Code B2642 comments

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