2001 Jeep Grand Cherokee P1494

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2001 Jeep Grand Cherokee P1494

First diagnose P1494 JEEP code. … Cost of diagnosing the P1494 JEEP code. … During the self-diagnostics, the Powertrain Control Module (PCM) first checks the Leak Detection Pump (LDP) for electrical and mechanical faults.
P1494 Definition Evap leak detection pump pressure switch … The P1494 code is in fact the leak detection pump. …. 2001 XJ Cherokee.
Ran into a repetitive “Check Engine” MIL light after 62,000 miles with a small rough idle. Took the Cherokee to the Chrysler dealer and they insisted it was my gas cap causing the light to trip…which I found odd since I found out later the actual PCM code was Leak Detection Pump .
Here is the definition. You’ll need a shop manual for the procedures. P1494 JEEP Description The Evaporative emissions system is designed .
We have a 2001 jeep grand cherokee laredo. … light come on and we took it to auto zone they said it was P1494 the leak detection pump.
What does the code p1494 means for a 2000 jeep grand cherokee laredo. – Answered by a verified Jeep Mechanic.
I searched the archives and found a few mentions of this code, but no indication of what it means or how to fix it. It is P1494 – Leal Detection.
P1494 JEEP – Where is the Leak Detection Pump located on an 2001 Cherokee 4.0L inline 6 engine? A good diagram available?

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