The code PO420 for a 2004 VW Passat indicates a "Catalytic Converter Efficiency Below Threshold (Bank 1)" error. This suggests that the catalytic converter is not performing as efficiently as it should, which can lead to increased emissions. Possible causes include a faulty catalytic converter, issues with the oxygen sensors, or exhaust leaks. It's advisable to have the vehicle inspected to determine the exact cause and necessary repairs.
The 2004 Volkswagen Passat has 20 valves.
The 2004 Volkswagen Passat has an inline 4 engine.
The 2004 Volkswagen Passat is a gas-powered vehicle.
In order to program a key on a 2004 VW Passat, you need to first put the existing key in the ignition.
The 2004 Volkswagen Passat has a drag coefficient of 0.27 Cd.
The 2004 Volkswagen Passat's turning circle is 37.4 ft..
The height of the 2004 Volkswagen Passat is 4 ft. 9.6 in. (57.6 in.).
The 2004 Volkswagen Passat is 15 ft. 5.2 in. (185.2 in.) long.
The 2004 Volkswagen Passat has double overhead cam (DOHC).
Where is the oil drain plug for 2004 VW Golf
The 2004 Volkswagen Passat has a 4 yr./ 50000 mi. basic warranty.
The ground clearance of the 2004 Volkswagen Passat is 0 ft. 5.8 in. (5.8 in.).