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 P2BF8: Exhaust Control Valve Control Circuit
DTC P2BF9: Exhaust Control Valve Control Circuit Low
DTC P2BFA: Exhaust Control Valve Control Circuit High
DTC P316E: Variable Exhaust Flow Control Valve Feedback Circuit Low Duty Cycle Bank 1 - Right Side
DTC P316F: Variable Exhaust Flow Control Valve Feedback Circuit High Duty Cycle Bank 1 - Right Side
DTC P3170: Variable Exhaust Flow Control Valve Feedback Circuit Low Frequency Bank 1 - Right Side
DTC P3171: Variable Exhaust Flow Control Valve Feedback Circuit High Frequency Bank 1 - Right Side - Internal Component Fault
DTC P3172: Variable Exhaust Flow Control Valve - Position Signal Exceeds Lower Limit Bank 1 - Right Side
DTC P3173: Variable Exhaust Flow Control Valve - Position Signal Exceeds Upper Limit Bank 1 - Right Side
DTC P3174: Variable Exhaust Flow Control Valve Position Not Learned Bank 1 - Right Side
DTC P3175: Variable Exhaust Flow Control Valve Position Performance Bank 1 - Right Side
DTC P3176: Variable Exhaust Flow Control Valve Feedback Circuit Incorrect Frequency Bank 1 - Right Side - Internal Component Fault
DTC P3177: Variable Exhaust Flow Control Valve Actuator Signal Performance Bank 1 - Right Side
DTC P3179: Variable Exhaust Flow Control Valve Actuator Performance Bank 1 - Right Side
DTC P317A: Variable Exhaust Flow Control Valve Actuator Performance Bank 2 - Left Side
DTC P317B: Variable Exhaust Flow Control Valve 2 Feedback Circuit Low Duty Cycle - Left Side
DTC P317C: Variable Exhaust Flow Control Valve 2 Feedback Circuit High Duty Cycle - Left Side
DTC P317D: Variable Exhaust Flow Control Valve 2 Feedback Circuit Low Frequency - Left Side
DTC P317E: Variable Exhaust Flow Control Valve 2 Feedback Circuit High Frequency - Left Side - Internal Component Fault
DTC P317F: Variable Exhaust Flow Control Valve 2 - Position Signal Exceeds Lower Limit - Left Side
DTC P3180: Variable Exhaust Flow Control Valve 2 - Position Signal Exceeds Upper Limit - Left Side
DTC P3181: Variable Exhaust Flow Control Valve 2 Position Not Learned - Left Side
DTC P3182: Variable Exhaust Flow Control Valve 2 Position Performance - Left Side
DTC P3183: Variable Exhaust Flow Control Valve 2 Feedback Circuit Incorrect Frequency - Left Side - Internal Component Fault
DTC P3184: Variable Exhaust Flow Control Valve 2 Actuator Signal Performance - Left Side