P1819 - what is it caused by?

Question

im throwing codes P1819 and P0443 and my check engine light is on

Answer 1

Hi there,

The code P0443 indicates an issue with the EVAP system. Here is a list of possible causes.

P0443 PONTIAC - Evaporative Emission Control System Purge Control Valve Circuit Malfunction

Read more: https://www.autocodes.com/p0443_pontiac.html

The code P1819 indicates an issue with the internal mode switch. Here is a list of possible causes.

P1819 PONTIAC - Internal Mode Switch

Read more: https://www.autocodes.com/p1819_pontiac.html