DTC P2502 [LF]: Notes
DTC P2502 (LF) DETECTION CONDITION AND POSSIBLE CAUSE
| DTC P2502 |
Charging system voltage problem |
| DETECTION CONDITION |
- The PCM judges generator output voltage is above 17 V
or battery voltage is below 11 V
during the engine running.
Diagnostic support note
- This is a continuous monitor (other).
- The MIL does not illuminate.
- FREEZE FRAME DATA (Mode 2/Mode 12) is available.
- The DTC is stored in the PCM memory.
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| POSSIBLE CAUSE |
- Short to ground in generator power supply circuit
- Short to ground in wiring harness between battery positive terminal and generator terminal B
- Generator power supply circuit related fuse malfunction
- Battery malfunction
- Generator is poorly connected
- Battery is poorly connected
- Open circuit in wiring harness between battery positive terminal and generator terminal B
- Generator malfunction
- PCM malfunction
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