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Engine Controls - Rough Idle/Vibration

TSB 04-21-12

11/01/04

4.0L - ROUGH IDLE IN DRIVE

FORD:
2004-2005 Explorer

MERCURY:
2004-2005 Mountaineer

ISSUE
Some 2004-2005 Explorer 4dr/Mountaineer vehicles built before 10/4/2004 with a 4.0L engine may exhibit a rough idle/vibration at base idle with the engine at normal operating temperature and the transmission in drive, which can be felt in the seat and steering column. This condition may also be described as an intermittent shake or bobble at idle.

ACTION
Reprogram the powertrain control module (PCM) to the latest calibration using WDS release B33.10 or higher. Calibration files may also be obtained at the website.

WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage

OPERATION DESCRIPTION TIME

042112A Check For Diagnostic 0.4 Hr.
Trouble Codes And
Reprogram Powertrain
Control Module

DEALER CODING
CONDITION
BASIC PART NO. CODE
RECAL 42





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