P0452
EVAP Pressure Sensor/Switch Low Input
2007-2007 Cadillac CTS 3.2L V6
Low SeverityPowertrainGeneric (SAE)
The 2007 Cadillac CTS is equipped with a 3.2L V6 engine. Below you'll find detailed p0452 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Low voltage from the fuel tank pressure sensor.
Symptoms
- Check Engine Light
Common Causes
- Faulty pressure sensor
- Short to ground
- Wiring issue
Diagnostic Steps
- Test sensor voltage
- Check for shorts
- Inspect wiring
Repair Notes
Replace fuel tank pressure sensor.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0452 on Other Vehicles
Common Questions
What does code P0452 mean on a 2007-2007 Cadillac CTS?
P0452 stands for "EVAP Pressure Sensor/Switch Low Input". Low voltage from the fuel tank pressure sensor.
What are the symptoms of P0452 on a Cadillac CTS?
Common symptoms of P0452 include: Check Engine Light.
What causes P0452 on a 2007-2007 Cadillac CTS?
Common causes of P0452 include: Faulty pressure sensor, Short to ground, Wiring issue.
Last updated: March 2026