B2648

B2646, B2647, B2648, B2649, B264A, B264C, B264D ELECTRIC COMPRESSOR

Description
The electric compressor stops compressor control and outputs this DTC if the rotation load is too large or too small while controlling motor rotation in the electric compressor. Possible causes are refrigerant gas leakage, overcharged refrigerant gas, insufficient cooling because of a condenser fan circuit malfunction, or compressor lock. The output DTC of B2646, B2647, B2648 and B264C are memorized only present trouble. On B264D, compressor control may not resume unless the ignition switch is turned OFF and waiting for 10 minutes.

DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE

Step 1-2:

Diagnosis Procedure

Step 1-2:

Step 2 (Continued)-3: