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Wrangler Rubicon, Standard
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Section 556 (DTCS U1412 To U1418, Symptom Tests, Powertrain Verification Test & Schematics And Diagrams)
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Diagnosis And Testing
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*Fuel Pressure Leak Down
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Possible Causes
Possible Causes
WARNING:
This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
FUEL PUMP MODULE
FUEL INJECTOR(S)