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Home >> Jeep >> 2007 >> Commander Base, 4.7 P, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> DTCS P1602 To P2123 >> P2111-Electronic Throttle Control - Unable To Close >> Possible Causes
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Possible Causes

Possible Causes 
THROTTLE PLATE STUCK ABOVE LIMP HOME POSITION
TP SENSOR NO. 1 AND TP SENSOR NO. 2 BOTH READ 2.5 VOLTS
(K124) ETC POSITIVE CIRCUIT SHORTED TO VOLTAGE
(K124) ETC POSITIVE CIRCUIT OPEN
(K126) ETC NEGATIVE CIRCUIT OPEN
(K124) ETC POSITIVE CIRCUIT SHORTED TO GROUND
(K126) ETC NEGATIVE CIRCUIT SHORTED TO GROUND
PCM

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