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2003 Jeep liberty 3.7L auto,62,000 mi 4wd. Stock suspension,factory accessories.will need oil change shortly.
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Thanks, dealer said same. Thanks again.

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P1494 = Evap Leak Detection Pump Pressure Switch Condition
 

The Engine Control Module (ECM) has detected that leak detection pump switch change after solenoid was energized.

Possible causes:

  • Faulty Leak detection pump defective
  • Leak detection pump defective circuit open or shorted
  • Faulty Solenoid

Start by clearing the code, if the codes comes back you may have to replaced the Leak detection pump. 

 

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