DTC P2502:00 [L5]: Notes
WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITION & POSSIBLE CAUSES
| DTC P2502:00 |
Charging system voltage problem |
| DETECTION CONDITION |
- The PCM determines that the generator output voltage is above 17 V
or battery voltage is below 11 V
while the engine is running.
Diagnostic support note
- This is a continuous monitor (other).
- The MIL does not illuminate.
- FREEZE FRAME DATA is not available.
- The DTC is stored in the PCM memory
|
| POSSIBLE CAUSE |
- Fuse malfunction
- Battery malfunction
- Generator connector or terminal malfunction
- Generator malfunction
- Open circuit in wiring harness between generator terminal B and battery positive terminal
- PCM malfunction
|
 Courtesy of MAZDA MOTORS CORP.
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