Jeep Grand Cherokee Code P1494

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Jeep Grand Cherokee Code P1494

P1494 JEEP Meaning During the self-diagnostics, the Powertrain Control Module (PCM) first checks the Leak Detection Pump (LDP) for electrical and mechanical faults. … If a leak is present, the PCM will continue pumping the LDP to replace the air that leaks out.
My 1999 Grand Cherokee check engine light came on indicating code P1494…dealer told me it was a vacum leak detection pump and repair .
MEMBER; 2002 JEEP GRAND CHEROKEE; 4.0L; 6 CYL; 4WD; AUTOMATIC; 186,000 MILES. Giving code p1494, but there is no LDP under .
OBD II fault code P1494 is a manufacturer specific code that is defined by car makers Chrysler, Dodge, Jeep, and Plymouth as “EVAP Leak .
A p1494 code what exactly is and where is the part located on a 03 jeep grand cherokee laredo – Answered by a verified Jeep Mechanic.
I know this is for the leak detection pump and could be a leak from a hose or the pump it self would the gas tank cap have anything to do with it?

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