LEMON Manuals: Even more car manuals for everyone
Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (2.4L Engine - DTCS P0016 To P0125, Diagnostic Code Index, Pre-Diagnostic Troubleshooting Procedure & Intermittent Condition) >> Diagnosis And Testing >> P0123-Throttle Position Sensor #1 High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2006 Chrysler PT Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
(K22) TP SIGNAL CIRCUIT SHORTED TO (F855) 5 VOLT SUPPLY CIRCUIT
(K22) TP SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
TP SENSOR INTERNAL FAILURE
(K22) TP SIGNAL CIRCUIT OPEN
(K900) SENSOR GROUND CIRCUIT OPEN
THROTTLE POSITION SENSOR
PCM