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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 >> P0501-Vehicle Speed Signal No. 1 Performance; P0503-Vehicle Speed Signal No. 1 Erratic; (Gas - NGC) >> When Monitored and Set Condition: >> P0503-Vehicle Speed Signal No. 1 Erratic

P0503-Vehicle Speed Signal No. 1 Erratic

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: Ignition on and battery voltage greater than 10 volts. Transmission in Drive or reverse.

Set Condition: Vehicle speed signal is erratic during road load conditions. Two Trip Fault. Three good trips to turn off the MIL.

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