With Coolant Control Valve: Notes
DTC U0323:00 DETECTION CONDITION AND POSSIBLE CAUSE
| DTC U0323:00 |
Instrument cluster error |
| DETECTION CONDITION |
- When any of the following conditions is met:
- CAN communication line malfunction between instrument cluster and PCM
- Instrument cluster 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 (instrument cluster or PCM)
- CAN communication line malfunction between instrument cluster and PCM
- Instrument cluster terminal 1B-Body control module (BCM) terminal 2K
- Instrument cluster terminal 1D-Body control module (BCM) terminal 2I
- Body control module (BCM) terminal 3C-PCM terminal 2S
- Body control module (BCM) terminal 3D-PCM terminal 2T
- Instrument cluster connector or terminals malfunction
- PCM connector or terminals malfunction
- Instrument cluster malfunction
- PCM malfunction
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 Courtesy of MAZDA MOTORS CORP.
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