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Home >> Jeep >> 2005 >> Wrangler X, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 628 (Powertrain Diagnostic Procedures - DRIVEABILITY - NGC Symptoms & Diagnostic Tests (DTCS P0016 To P0563)) >> DRIVEABILITY - NGC - Diagnostic Tests >> P0508-IAC Valve Signal Circuit Low (Gas - NGC) >> When Monitored and Set Condition:

When Monitored and Set Condition:

WARNING: This page is about a different car, the 2004 Dodge Pickup and 2004 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

When Monitored: Engine running. Battery voltage greater than 10.4 volts. ASD sense switch is ON. IAC motor operating.

Set Condition: The PCM senses a short to ground or battery voltage on the Linear Idle Air Control (LIAC) control circuit for more than 3.2 seconds while the IAC motor is active. One Trip Fault. Three good trips to turn off the MIL.

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