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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 488 (Powertrain Diagnostic Procedures - Gas) >> Diagnostic Information And Procedures >> DRIVEABILITY - NGC - Diagnostic Tests >> P0509-IAC Valve Signal Circuit High >> 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.

IAC MOTOR OPERATION

IAC MOTOR

(K961) IAC SIGNAL CIRCUIT SHORTED TO VOLTAGE

(K61) IAC CONTROL CIRCUIT SHORTED TO VOLTAGE

(K61) IAC CONTROL CIRCUIT SHORTED TO (K961) IAC SIGNAL CIRCUIT

PCM

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