LEMON Manuals: Even more car manuals for everyone
Home >> Fiat >> 2016 >> 500 Turbo, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 120 (1.4L 16-Valve - DTCS P0016-00 To P0353-00 - 500) >> DTC Troubleshooting >> P0123-00-Throttle Position Sensor 1 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 SIGNAL 1 CIRCUIT SHORTED TO VOLTAGE
TPS SIGNAL 1 CIRCUIT SHORTED TO THE 5-VOLT SUPPLY CIRCUIT
TPS SIGNAL 1 CIRCUIT SHORTED TO THE ETC MOTOR (+) CIRCUIT
TPS SIGNAL 1 CIRCUIT SHORTED TO THE ETC MOTOR (-) CIRCUIT
TPS SIGNAL 1 CIRCUIT OPEN OR HIGH RESISTANCE
TPS SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
THROTTLE BODY
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .