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Home >> Fiat >> 2016 >> 500 Turbo, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 62 (1.4L 16-Valve Turbo - DTCS P0016-00 To P0270-00 - 500) >> DTC Troubleshooting >> P0223-00-Throttle Position Sensor 2 Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
5-VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE
TPS 2 SIGNAL CIRCUIT SHORTED TO VOLTAGE
TPS 2 SIGNAL CIRCUIT SHORTED TO THE 5-VOLT SUPPLY CIRCUIT
TPS 2 SIGNAL CIRCUIT SHORTED TO THE ETC MOTOR (+) CIRCUIT
TPS 2 SIGNAL CIRCUIT SHORTED TO THE ETC MOTOR (-) CIRCUIT
TPS 2 SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
TPS SENSOR RETURN CIRCUIT OPEN/HIGH RESISTANCE
THROTTLE BODY
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .