engine light on

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07-18-2008 | 06:52 PM

rxhinojo

Thread Starter

Junior Member

Joined: Jul 2008

Posts: 13

engine light on

PO403 code came up. 99 Town and country 3.8. Can anyone tell me what it is and how to fix it?

07-19-2008 | 11:56 PM

CHRYSLER TECH

Super Moderator

Joined: Mar 2006

Posts: 8,891

From: Norcross GA

RE: engine light on

P-0403 EGR SOLENOID CIRCUIT

EGR SOLENOID DEFECTIVE
FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
EGR SOLENOID CIRCUIT WIRING HARNESS INTER DEFECT
EGR SOLENOID CIRCUIT WIRING HARNESS OBSERVABLE DEF
EGR SOLENOID CONTROL CIRCUIT OPEN
EGR SOLENOID CONTROL CIRCUIT SHORT TO GROUND
PCM DEFECTIVE (EGR SOL CKT)

02-09-2012 | 07:58 PM

Tracy c

Junior Member

Joined: Feb 2012

Posts: 2

From: Renton Washington

engine code PO403

I have an engine code of PO403 and was told the problem would be the egr valve, problem is my van an 02 town and country has no erg valve. what could make the code come on given no egr valve