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P0453 Diagnostic Trouble Code Discussion for January 2007

Fuel Tank Pressure Sensor Circuit High Voltage


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Trouble Ticket Help Requests for DTC P0453
Help Request Posted
1998 Chevrolet C1500 Suburban LS 5.7L MIL Lamp on VIN: 1GNEC16R1W
P0453: Fuel Tank Pressure Sensor Circuit High Voltage. Came in with P0452 and P0453. Tank pressure sensor low & high inputs emissions failure. No driveability issue. Checked sensor at harness next to tank. I have ground and 5v ref. but 0v from signal wire. This explains P0452. What has me puzzled is if I clear...
January 05, 2007
2002 Chevrolet Venture LS 3.4L Surge VIN: 1GNDUO3E32
P0453: Fuel Tank Pressure Sensor Circuit High Voltage. Hi guys, I've got one here thats kicking my butt. Customer brought vehicle in stating that it failed emmission testing. The first thing I noticed is that someone has removed the check engine light bulb. Vehicle has slight surge at idle. Scanned for codes (see ...
January 15, 2007
1998 Chevrolet C1500 Suburban LS 5.7L MIL Lamp on VIN: 1GNEC16R1W
P0453: Fuel Tank Pressure Sensor Circuit High Voltage. Came in with P0452 and P0453. Tank pressure sensor low & high inputs emissions failure. No driveability issue. Checked sensor at harness next to tank. I have ground and 5v ref. but 0v from signal wire. This explains P0452. What has me puzzled is if I clear...
January 05, 2007
2002 Chevrolet Venture LS 3.4L Surge VIN: 1GNDUO3E32
P0453: Fuel Tank Pressure Sensor Circuit High Voltage. Hi guys, I've got one here thats kicking my butt. Customer brought vehicle in stating that it failed emmission testing. The first thing I noticed is that someone has removed the check engine light bulb. Vehicle has slight surge at idle. Scanned for codes (see ...
January 15, 2007