DTC B197A Dodge
No Communication With HVAC Control Module
No Communication With HVAC Control Module
Description
HVAC Class 2 circuit is open, shorted to ground or to B+HVAC ignition power circuit has a high resistance conditionHVAC main ground circuit(s) has a high resistance conditionHVAC (module) may have failed and is pulling the circuit low
Video Guide
Diagnostic Info
- DTC Code: B197A
- Brand: Dodge