Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2005TAURUS SEL, 4D SEDANREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1499 (AUTOMATIC TRANSAXLE - AISIN AW21)DIAGNOSIS AND TESTINGVISUAL INSPECTIONNOTES
2005 Ford Taurus SEL, 4D Sedan
Visual Inspection: Notes
2005 Ford Taurus SEL, 4D SedanSECTION Notes
WARNING: This page is about a different car, the 2011 Lincoln MKZ and 2011 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
This inspection will identify modifications or additions to the vehicle operating system that may affect diagnosis. Inspect the vehicle for non-Ford factory add-on devices such as:
- Electronic add-on items:
- A/C
- Generator (alternator)
- Engine turbo
- Cellular telephone
- Cruise control
- CB radio
- Linear amplifiers
- Backup alarm signal
- Computer
- Vehicle modification:
- These items, if not installed correctly, will affect the PCM or transmission function. Pay particular attention to add-on wiring splices in the PCM harness or transmission wiring harness, abnormal tire size or axle ratio changes.
- Leaks. Refer to LEAKAGE INSPECTION in this service information.
- Correct selector lever linkage adjustments. Refer to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS - AISIN AW21/6F35 -- FUSION, MILAN & MKZ (EXCEPT HYBRID) article.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.