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P0452 Diagnostic Trouble Code Discussion for June 2009

Fuel Tank Pressure Sensor Circuit Low Voltage


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Trouble Ticket Help Requests for DTC P0452
Help Request Posted
1998 Cadillac DeVille 4.6L MIL Lamp on, P0452 VIN: 1G6KD54Y8W
P0452: Fuel Tank Pressure Sensor Circuit Low Voltage. ... pump with GM part. Had no codes before replacing it. Now code P0452 sets VERY quickly everytime. Smoke tested system. It shows no smoke NOR any flow from the smoke machine, the ball settles at zero flow with no fluctuation. Lowered tank and plugged in o...
June 18, 2009
2001 Pontiac Bonneville SE 3.8L MIL Lamp on VIN: 12WER456YU
P0452: Fuel Tank Pressure Sensor Circuit Low Voltage. Hello, all you GM Techs,i have a problem child here. I have a reading of 1.45 volts at the fuel pressure sensor pid. I have smoked vehicle and came up with no leaks,snap-on machine ran test and says it is holding vacuum.i have vacuum at canister all the time a...
June 29, 2009
2001 Pontiac Bonneville SE 3.8L MIL Lamp on VIN: 12WER456YU
P0452: Fuel Tank Pressure Sensor Circuit Low Voltage. Hello, all you GM Techs,i have a problem child here. I have a reading of 1.45 volts at the fuel pressure sensor pid. I have smoked vehicle and came up with no leaks,snap-on machine ran test and says it is holding vacuum.i have vacuum at canister all the time a...
June 30, 2009
1998 Cadillac DeVille 4.6L MIL Lamp on, P0452 VIN: 1G6KD54Y8W
P0452: Fuel Tank Pressure Sensor Circuit Low Voltage. ... pump with GM part. Had no codes before replacing it. Now code P0452 sets VERY quickly everytime. Smoke tested system. It shows no smoke NOR any flow from the smoke machine, the ball settles at zero flow with no fluctuation. Lowered tank and plugged in o...
June 18, 2009
2001 Pontiac Bonneville SE 3.8L MIL Lamp on VIN: 12WER456YU
P0452: Fuel Tank Pressure Sensor Circuit Low Voltage. Hello, all you GM Techs,i have a problem child here. I have a reading of 1.45 volts at the fuel pressure sensor pid. I have smoked vehicle and came up with no leaks,snap-on machine ran test and says it is holding vacuum.i have vacuum at canister all the time a...
June 29, 2009
2001 Pontiac Bonneville SE 3.8L MIL Lamp on VIN: 12WER456YU
P0452: Fuel Tank Pressure Sensor Circuit Low Voltage. Hello, all you GM Techs,i have a problem child here. I have a reading of 1.45 volts at the fuel pressure sensor pid. I have smoked vehicle and came up with no leaks,snap-on machine ran test and says it is holding vacuum.i have vacuum at canister all the time a...
June 30, 2009