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Home >> Mazda >> 2003 >> B2300 Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0453: Fuel Tank Pressure Sensor Malfunction >> Possible Causes

Possible Causes

Possible causes are:

Damaged FTP sensor.
Damaged PCM.
FTP circuit open.
FTP shorted to VREF or VPWR.
SIG RTN circuit open.
VREF shorted to VPWR.

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