Engine Controls - Poor A/C Performance/Lack Of Cooling
TSB 09-16-108/24/09
A/C LACK OF COOLING - 4.6L/5.4L V8 ENGINES
ONLY
FORD:
2010 Mustang
ISSUE
Some 2010 Mustang vehicles built prior to 6/22/2009 and equipped with a 4.6L/5.4L V8 engine may exhibit a lack of A/C cooling. A calibration is available to correct A/C clutch cycling that may occur under a low refrigerant charge condition.
ACTION
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
1. Follow Workshop Manual (WSM), Section 412-00 to diagnose and correct any A/C lack of cooling before continuing with this procedure.
2. Reprogram the powertrain control module (PCM) to the latest calibration using IDS release 61.16 and higher or 62.04 and higher. This new calibration is not included in the VCM 2009.7 DVD. Calibration files may also be obtained at the website.
WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage
IMPORTANT: Warranty coverage limits/policies are not altered by a TSB. Warranty coverage limits are determined by the identified causal part.
OPERATION DESCRIPTION TIME
091601A 2010 Mustang 4.6L/5.4L: 0.3 Hr.
Reprogram The PCM.
DEALER CODING
CONDITION
BASIC PART NO. CODE
RECAL 04
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