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HOMESERVICE MANUALSMAZDA20086 S SPORT, 4D HATCHBACK, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 690 (ON-BOARD DIAGNOSTIC (ENGINE CONTROL SYSTEM L3) (5 OF 5))DTC P2503NOTES
2008 Mazda 6 s Sport, 4D Hatchback, Standard

DTC P2503: Notes

2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Notes
WARNING: This page is about a different car, the 2007 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DTC P2503 DETECTION CONDITION AND POSSIBLE CAUSES

DTC P2503 Generator output voltage signal no electricity
DETECTION CONDITION 
  • PCM needs more than 20 A  from generator, and judges generator output voltage to be below 8.5 V  during engine running.

Diagnostic support note 
  • This is a continuous monitor (Other).
  • MIL does not illuminate.
  • PENDING CODE is available if PCM detects the above malfunction condition.
  • FREEZE FRAME DATA is not available.
  • DTC is stored in the PCM memory.
POSSIBLE CAUSE 
  • Generator malfunction
  • PCM and/or generator are poorly connected.
  • Open and/or short to GND in wiring harness from between generator terminal P and PCM terminal 2AJ
  • Open and/or short to GND in wiring harness from between generator terminal D and PCM terminal 2AI
  • Drive belt misadjustment
G04324063Courtesy of MAZDA MOTORS CORP.
RENDER: 1.0x

NO RELATED

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