P2A47

Alternative Fuel Tank C Pressure Sensor Range/Performance

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$17–56 (est.)

Symptoms

Check Engine light comes on
Reduced engine power
Increased fuel consumption
Problems starting the engine
The car goes into emergency mode

Causes

Fuel tank pressure sensor malfunction
Open or short circuit in the sensor circuit
Poor contact in the sensor connector
Problems with the fuel system (leaks, blockages)
Engine control unit malfunction

How to Fix

Check the condition of the fuel tank pressure sensor
Check the integrity and connections of the sensor electrical circuit
Check connectors for corrosion or damage
Check the fuel system for leaks
If necessary, replace the pressure sensor

Related codes

P2A45 P2A46 P2A48