DTC P0CB4 Chevrolet
No Communication With Powertrain Control Module
No Communication With Powertrain Control Module
Description
PCM Class 2 circuit is open, shorted to ground or to B+PCM ignition power circuit(s) has a high resistance conditionPCM main ground circuit(s) has a high resistance conditionPCM (module) may have failed and is pulling the circuit low
Video Guide
Diagnostic Info
- DTC Code: P0CB4
- Brand: Chevrolet