DTC P025D-00: Fuel Pump Control Module Result Of On-Board Diagnostic Test High Input: Outline

DTC P025D:00 (PCM, SKYACTIV-G, WITH MAZDA M HYBRID) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Fuel pump control module result of on-board diagnostic test high input
Detection condition	Result of on-board test cannot be received from fuel pump control module (voltage is too high).
Fail-safe	Not applicable
Possible cause	Fuel pump control module connector or terminals malfunction PCM connector or terminals malfunction Short to power supply in fuel pump control module signal circuit Open circuit in fuel pump control module signal circuit Fuel pump control module malfunction Short to ground in fuel pump control module power supply circuit Open circuit in fuel pump control module power supply circuit Fuel pump relay malfunction Short to ground or open circuit in fuel pump relay power supply circuit Open circuit in fuel pump control module ground circuit (ground point floating, bad contact) PCM malfunction
Courtesy of MAZDA MOTORS CORP.

DTC P025D:00 (PCM, SKYACTIV-G, WITHOUT MAZDA M HYBRID) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Fuel pump control module result of on-board diagnostic test high input
Detection condition	Result of on-board test cannot be received from fuel pump control module (voltage is too high).
Fail-safe	Not applicable
Possible cause	Fuel pump control module connector or terminals malfunction PCM connector or terminals malfunction Short to power supply in fuel pump control module signal circuit Open circuit in fuel pump control module signal circuit Fuel pump control module malfunction Short to ground in fuel pump control module power supply circuit Open circuit in fuel pump control module power supply circuit Fuel pump relay malfunction Short to ground or open circuit in fuel pump relay power supply circuit Open circuit in fuel pump control module ground circuit (ground point floating, bad contact) PCM malfunction
Courtesy of MAZDA MOTORS CORP.