Detection Condition
WARNING: This page is about a different car, the 2003 Mazda Protege5 and 2003 Mazda Protege. However, it is still accessible from the selected car via links, so may be relevant.
DTC is set when PCM detects low or high voltage in Canister Drain Cut Valve (CDCV) system circuit with ignition on. This is a diagnostic support DTC, monitored once per key cycle. MIL does not illuminate.