Electric Compressor Output Line Short
Table of contents
B2643 NISSAN Possible Causes
- Faulty Electric Compressor
- Electric Compressor harness is open or shorted
- Electric Compressor circuit poor electrical connection
- Faulty Inverter
How do I fix code B2643 NISSAN?
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 B2643 NISSAN code
The cost of diagnosing the B2643 NISSAN 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)
B2643 NISSAN Description
The Inverter in the electric compressor outputs high-voltage to operate the motor. If there is an open or short in the output circuit, the inverter in the electric compressor will stop compressor operation and output the Diagnostic Trouble Code (DTC). The output DTC will be memorized as a past and present DTC. Compressor control may not resume unless the ignition switch is turned OFF, and waiting for 10 minutes.