2010 Ford Explorer P0403 & P0443 Codes: Causes and Fixes Explorer often faces persistent EGR and EVAP system codes despite valve replacements. Codes P0403 and P0443 indicate …

Feb 18, 2011 · P0403-P0405 2 reading Jump to Latest 70K views 36 replies 13 participants last post by 05 Pstroker Dec 12, 2017

May 22, 2013 · EGR CODE P0403 Jump to Latest 13K views 8 replies 4 participants last post by LFD132 Aug 23, 2013 LFD132 Discussion starter

Jul 1, 2011 · 6.0 throwing P0403, 0405 and sometimes 0611, wont start Jump to Latest 11K views 4 replies 3 participants last post by juanj.t.r. Oct 24, 2014 R

P0403 indicates an EGR circuit malfunction, while P0443 relates to the EVAP purge control valve circuit. Check wiring harnesses for damage or corrosion near the EGR valve and purge valve. …

Mar 6, 2021 · The CEL came on so checked codes and there was a p0403 which points to the egr solenoid or an electrical problem with the egr system. With the egr deleted, why would I get an …

Sep 27, 2015 · 2006 6.0L EGR Delete throwing codes, P0403 & P0405. I just did the EGR delete along with several other upgrades, Head Gasket, APR Studs, Oil cooler, Coolant flush …

Multiple O2 sensor codes (P0135, P0141, P0155, P0161) and emission codes (P0403, P0443) suggest wiring or connector faults. Inspect the O2 sensor connectors for corrosion, damaged …

2010 Explorer 6-Cyl: Diagnosing P0403 and P0443 Codes Explorer often faces EGR valve communication errors and EVAP system sensor faults causing check engine lights. Codes …

2003 Ford Expedition 4.6: Diagnosing Engine Codes P0141, P0135, P1549, P0403 Expedition 4.6 often faces oxygen sensor failures and EGR system malfunctions causing engine codes. …