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.
To diagnose the B2640 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.
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. The output DTC of B2640 are memorized only present trouble.
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