FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

B1643

DTC B1643 VARIABLE FLOW CHANGE SOLENOID DUTY CIRCUIT ABNORMAL

DTC DETECTING CONDITION:
- A/C does not operate.
- Refrigerant pressure does not increase or decrease.

TROUBLE SYMPTOM:
Refrigerant pressure cannot be changed.

WIRING DIAGRAM:

Wiring Diagram:






Step 1-3:




Step 4: