DTC U0315-00: DSC HU/Control Module Error: Notes
WARNING: This page is about a different variant/trim than selected.
DTC U0315:00 (PCM, VIN Y) DETECTION CONDITION AND POSSIBLE CAUSE
| DTC U0315:00 |
DSC HU/Control Module error |
| DETECTION CONDITION |
- When any of the following conditions is met:
- CAN communication line malfunction between DSC HU/Control Module and PCM
- DSC HU/Control Module internal malfunction
Diagnostic support note
- This is a continuous monitor (other).
- The check engine light does not illuminate.
- FREEZE FRAME DATA is not available.
- Snapshot data is available.
- DTC is stored in the PCM memory.
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| FAIL-SAFE FUNCTION |
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| POSSIBLE CAUSE |
- CAN drive error (DSC HU/Control Module or PCM)
- CAN communication line malfunction between DSC HU/Control Module and PCM
- DSC HU/Control Module terminal AF-PCM terminal 2AK
- DSC HU/Control Module terminal AC-PCM terminal 2AL
- DSC HU/Control Module connector or terminals malfunction
- PCM connector or terminals malfunction
- DSC HU/Control Module malfunction
- PCM malfunction
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 Courtesy of MAZDA MOTORS CORP.
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