What does fault code P0404 mean?

Exhaust Gas Recirculation Circuit Range/Performance Issue
What Does Code P0404 Mean? P0404 definition: Exhaust Gas Recirculation Circuit Range/Performance. Issue Severity: MODERATE – Extended driving with this code may cause internal engine damage. Repair Urgency: Get this code fixed as soon as possible.

Can a bad EGR valve cause a P0420 code?

It might be just the EGR ports are clogged . Its needs to be cleaned first before replacing EGR valve. P0420 code shows that your catalytic converter does not work as it supposed to . You should try a chemical first to clean converter if it wont help then converter needs to be replaced.

What does the p0404 code on Peugeot 307 mean?

When you check Peugeot 307 car engine light came on code P0404 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the P0404 OBD-II Diagnostic Powertrain (P) Trouble Code .

What does fault code P0420 mean?

What Does The p0420 Code Mean? Fault Code p0420 is defined as “catalyst system efficiency below threshold- bank 1.” In everyday terms, this code is stating that a less than ideal amount of exhaust flow is being allowed to pass through a vehicle’s catalytic convertor, leading to poor catalyst efficiency.

What does OBD2 code p0421 mean on a Peugeot?

OBD2 Code P0421 Peugeot definition: Basically this means that the oxygen sensor downstream of the catalytic converter on bank 1 is detecting that the converter is not working as efficiently as it should be (according to specs). It is part of the vehicle emissions system.

Where can I find the OBD-II Trouble Codes for my Peugeot?

The list of automotive Makes at the right edge of the screen. The currently selected ODB-ii codes is for the Peugeot makes. 2. Look up the other OBD II Trouble Codes, please use the search box.