DTC P0620:00 [MZI-3.7]: 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 CAUSE
| DTC P0620:00 |
Generator control circuit |
| DETECTION CONDITION |
- The PCM reads the generator and sends a DTC through the network when the generator indicates a concern
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| POSSIBLE CAUSE |
- Drive belt misadjustment
- Open circuit between generator terminal B and battery positive terminal
- Short to power supply between generator terminal LI and PCM terminal 1O
- Short to ground between generator terminal LI and PCM terminal 1O
- Connector or terminal malfunction
- Open circuit between generator terminal LI and PCM terminal 10
- Generator malfunction
- PCM malfunction
|
 Courtesy of MAZDA MOTORS CORP.
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