CarTalk.com Best of Deals Car Reviews Repair Shops Cars A-Z Radio Show

OBD code pair in color using Thinkcar

2014 Chevy Volt using Thinkcar app - car is at the Dealership (not Chevy)
P1E00 (Blue)
P1E00 (Green)

P1F58 (Red)
P1F58 (Blue)

App does not have manual - I am unsure what these color coding is about?

P1F58 CHEVROLET Possible Causes Faulty Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Hybrid/EV Battery Pack Coolant Control Valve Position Sensor harness is open or shorted Hybrid/EV Battery Pack Coolant Control Valve Position Sensor circuit poor electrical connection

P1E00 CHEVROLET Possible Causes Faulty Hybrid Powertrain Control Module Hybrid Powertrain Control Module harness is open or shorted Hybrid Powertrain Control Module circuit poor electrical connection