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Home >> Jeep >> 2005 >> Wrangler X, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 490 (Powertrain Diagnostic Procedures - Diesel) >> Diagnostic Information And Procedures >> DRIVEABILITY - Diesel - Diagnostic Tests >> P1140-Vacuum Reservoir Solenoid/EGR Air Flow Control Valve Short Circuit; P2525-Vacuum Reservoir Solenoid Excessive Current; P2528-Vacuum Reservoir Solenoid Short Circuit >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

INTERMITTENT CONDITION

VACUUM RESERVOIR SOLENOID/EGR AIR FLOW CONTROL VALVE

VR SOLENOID/EGR AIR FLOW CONTROL VALVE CONTROL CIRCUIT SHORTED TO VOLTAGE

ENGINE CONTROL MODULE - INTERNAL SHORT TO VOLTAGE

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