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P0452 Diagnostic Trouble Code Discussion for December 2005

Fuel Tank Pressure Sensor Circuit Low Voltage


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Trouble Ticket Help Requests for DTC P0452
Help Request Posted
1998 Chevrolet Express 1500 5.7L MIL Lamp on VIN: 1GCFG15R6W
P0452: Fuel Tank Pressure Sensor Circuit Low Voltage. Van came in with code for fuel tank press sensor volt low. Use tech 2 to check data value a little over 7.5 inh20. sensor has 5.0 volt ref and good ground to it, but will not produce a signal when hooked up. After a lot of testing I realized that I could get a...
December 05, 2005
1998 Ford F-150 Lariat 5.4L MIL Lamp on VIN: 1FTRX18L6W
P0452: fuel tank presure circuit input below below minimum. truck comes in once a week with mill light on code po452 in history. fule tank presure reading normal at 2.75v. have been unable to duplicate prooblem in shop
December 05, 2005
1998 Chevrolet Express 1500 5.7L MIL Lamp on VIN: 1GCFG15R6W
P0452: Fuel Tank Pressure Sensor Circuit Low Voltage. Van came in with code for fuel tank press sensor volt low. Use tech 2 to check data value a little over 7.5 inh20. sensor has 5.0 volt ref and good ground to it, but will not produce a signal when hooked up. After a lot of testing I realized that I could get a...
December 05, 2005
1998 Ford F-150 Lariat 5.4L MIL Lamp on VIN: 1FTRX18L6W
P0452: fuel tank presure circuit input below below minimum. truck comes in once a week with mill light on code po452 in history. fule tank presure reading normal at 2.75v. have been unable to duplicate prooblem in shop
December 05, 2005