DTC P0452:00: Notes
WARNING: This page is about a different variant/trim than selected.
| DTC P0452:00 |
Fuel tank pressure sensor low input |
| DETECTION CONDITION |
- The PCM monitors the evaporative emission (EVAP) control system fuel tank pressure sensor input signal to the PCM. The test fails when the signal average drops below a minimum allowable calibrated parameter.
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| POSSIBLE CAUSE |
- Connector or terminal malfunction
- Short to ground between fuel tank pressure sensor terminal C and PCM terminal 1I
- Fuel tank pressure sensor signal circuit and ground circuit for short each other
- Fuel tank pressure sensor malfunction
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 Courtesy of MAZDA MOTORS CORP.
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