DTC Descriptor

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.

DTC P26C5: Exhaust Flow Control Valve Control Circuit
DTC P26C6: Exhaust Flow Control Valve Control Circuit Low
DTC P26C7: Exhaust Flow Control Valve Control Circuit High
DTC P31CF: Exhaust Flow Control Valve Feedback Circuit Low Duty Cycle - Right Side
DTC P31D0: Exhaust Flow Control Valve Feedback Circuit High Duty Cycle - Right Side
DTC P31D1: Exhaust Flow Control Valve Feedback Circuit Low Frequency - Right Side
DTC P31D2: Exhaust Flow Control Valve Feedback Circuit High Frequency - Right Side - Internal Component Fault
DTC P31D3: Exhaust Flow Control Valve - Position Signal Exceeds Lower Limit - Right Side
DTC P31D4: Exhaust Flow Control Valve - Position Signal Exceeds Upper Limit - Right Side
DTC P31D5: Exhaust Flow Control Valve Position Not Learned - Right Side
DTC P31D6: Exhaust Flow Control Valve Feedback Circuit Incorrect Frequency - Right Side - Internal Component Fault
DTC P31D7: Exhaust Flow Control Valve Actuator Signal Performance - Right Side
DTC P31D9: Exhaust Flow Control Valve Actuator Performance - Right Side
DTC P31DA: Exhaust Flow Control Valve Stuck Closed - Right Side
DTC P31DB: Exhaust Flow Control Valve Stuck Open - Right Side
DTC P31DC: Exhaust Flow Control Valve 2 Actuator Performance - Left Side
DTC P31DD: Exhaust Flow Control Valve 2 Feedback Circuit Low Duty Cycle - Left Side
DTC P31DE: Exhaust Flow Control Valve 2 Feedback Circuit High Duty Cycle - Left Side
DTC P31DF: Exhaust Flow Control Valve 2 Feedback Circuit Low Frequency - Left Side
DTC P31E0: Exhaust Flow Control Valve 2 Feedback Circuit High Frequency - Left Side - Internal Component Fault
DTC P31E1: Exhaust Flow Control Valve 2 - Position Signal Exceeds Lower Limit - Left Side
DTC P31E2: Exhaust Flow Control Valve 2 - Position Signal Exceeds Upper Limit - Left Side
DTC P31E3: Exhaust Flow Control Valve 2 Position Not Learned - Left Side
DTC P31E4: Exhaust Flow Control Valve 2 Feedback Circuit Incorrect Frequency - Left Side - Internal Component Fault
DTC P31E5: Exhaust Flow Control Valve 2 Actuator Signal Performance - Left Side
DTC P31E7: Exhaust Flow Control Valve 2 Stuck Closed - Left Side
DTC P31E8: Exhaust Flow Control Valve 2 Stuck Open - Left Side