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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 >> P1250-Vacuum Reservoir Solenoid Open Circuit; P1251-Vacuum Reservoir Solenoid Short To Ground; P1252-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

ASD RELAY OUTPUT CIRCUIT OPEN

VACUUM RESERVOIR SOLENOID CONTROL SHORTED TO VOLTAGE

VACUUM RESERVOIR SOLENOID CONTROL CIRCUIT SHORTED TO GROUND

VACUUM RESERVOIR SOLENOID CONTROL CIRCUIT OPEN

VACUUM RESERVOIR SOLENOID

ENGINE CONTROL MODULE

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