LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2008 >> Commander Base, 4.7 N, 4WD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> DTCS P0016 To P0125, Pre-Diagnostic Troubleshooting Procedure, Intermittent Condition >> P0122-Throttle Position Sensor 1 Circuit Low >> Possible Causes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Possible Causes

Possible Causes 
(F855) 5-VOLT SUPPLY CIRCUIT OPEN
(F855) 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND
(K22) TP SENSOR NO.1 SIGNAL CIRCUIT SHORTED TO GROUND
(K22) TP SENSOR NO.1 SIGNAL CIRCUIT SHORTED TO THE (K922) TP SENSOR RETURN CIRCUIT
(K22) TP SENSOR NO.1 SIGNAL CIRCUIT OPEN
THROTTLE POSITION SENSOR/THROTTLE BODY
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  before proceeding.