MechanicDB
Fault Family System: Powertrain (P-Codes) 12 SAE Codes

CAC Bypass Control Circuit

Diagnostic & Technical Explanation
Code P022A (Charge Air Cooler Bypass Control A Circuit /Open) sets when the ECM detects an electrical fault, an out-of-range response, or a stuck condition from the charge air cooler bypass valve or its position sensor. Causes are a failed actuator/solenoid, a stuck bypass flap from carbon buildup, or damaged position sensor wiring.

These 12 diagnostic trouble codes share one detection mechanism and one repair path, which is why MechanicDB groups them into a single authored fault family rather than repeating the same explanation 12 times.

Codes in this family (12)

CodeDefinitionRepair coverage
P022ACharge Air Cooler Bypass Control A Circuit /Open3 ranked fixes
P022BCharge Air Cooler Bypass Control A Circuit Low3 ranked fixes
P022CCharge Air Cooler Bypass Control A Circuit High3 ranked fixes
P022DCharge Air Cooler Bypass Control B Circuit /Open3 ranked fixes
P022ECharge Air Cooler Bypass Control B Circuit Low3 ranked fixes
P022FCharge Air Cooler Bypass Control B Circuit High3 ranked fixes
P024ACharge Air Cooler Bypass Control A Range/Performance3 ranked fixes
P024BCharge Air Cooler Bypass Control A Stuck3 ranked fixes
P024CCharge Air Cooler Bypass Position Sensor A Circuit3 ranked fixes
P024DCharge Air Cooler Bypass Position Sensor A Circuit Range/Performance3 ranked fixes
P024ECharge Air Cooler Bypass Position Sensor A Circuit Low3 ranked fixes
P024FCharge Air Cooler Bypass Position Sensor A Circuit High3 ranked fixes

What this page does not show

This page publishes the fault mechanism and the code index. The licensed dataset adds, for every one of the 15,886 codes, the full authored repair set (56,729 procedures in total) with the fields deliberately withheld here: