Hi and thanks for using 2CarPros.com.
First, confirm that the fuel pressure is within the manufacturer's specs. Here are general directions for checking:
Here is a link that discusses catalytic converter issues:
Here is a link that shows how to check the converter:
Next, I have attached three pictures which are the directions specific to checking fuel pressure on your vehicle. Keep in mind, this could be something as simple as a partially plugged fuel filter. Here are the manufacturer's specs for pressure.
Fuel pressure test
Standard value .................... 343 kpa (3.5 kg/sq.cm, 49.8 psi)
Check these things and let me know what you find. I hope this helps.
Images (Click to enlarge)
Thursday, September 20th, 2018 AT 5:58 PM