DTC P004D-00: Three Way Solenoid Valve Control Circuit High Input: Notes

DTC P004D:00 (PCM, VIN Y) DETECTION CONDITION AND POSSIBLE CAUSE

DTC P004D:00	Three way solenoid valve control circuit high input
DETECTION CONDITION	The three way solenoid valve control voltage at the PCM terminal 1BH is high for a continuous 5 s relative to the PCM control condition. Diagnostic support note This is a continuous monitor (other). The check engine light does not illuminate. FREEZE FRAME DATA is not available. Snapshot data is available. DTC is stored in the PCM memory.
FAIL-SAFE FUNCTION	Stop the supercharging pressure control. (fully open the wastegate valve)
POSSIBLE CAUSE	Three way solenoid valve connector or terminals malfunction PCM connector or terminals malfunction Short to power supply in wiring harness between three way solenoid valve terminal B and PCM terminal 1BH Three way solenoid valve malfunction PCM malfunction
Courtesy of MAZDA MOTORS CORP.