× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P1494 Diagnostic Trouble Code Discussion for November 2010

EVAP Leak Detection Pump Switch Or Mechanical Fault

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1494
Help Request Posted
2003 Dodge Grand Caravan 3.3L MIL Lamp on VIN: 1D4GP243B2
P1494: EVAP Leak Detection Pump Switch Or Mechanical Fault. ... engine light.p1494,tested vacum at ldp and was low,smoke test,repaired split hose at throttle body and replaced ldp,retest vacum at ldp over 14in.,smoke test evap system,no leaks found.Well we were very confident this van was fixed so delivered to customer...
November 18, 2010