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Home >> Pontiac >> 2009 >> Vibe Base, 2.4 0, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 71 (Engine Control System & Fuel System - 4.6L - DTC P0340 To DTC P2433) >> DTC P0451, P0452, P0453, or P0454 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the fuel cap.
  2. Ignition ON, engine OFF, observe the Fuel Tank Pressure Sensor parameter with a scan tool.
  3. The FTP Sensor parameter should be 1.3-1.7 V.
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