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 MANUALSMERCURY2009MILAN PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1016 (AUTOMATIC TRANSAXLE/TRANSMISSION - FNR5)
2009 Mercury Milan Premier, 3.0 1, AWD
Section 1016 (Automatic Transaxle/Transmission - FNR5)
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Section 1016 (Automatic Transaxle/Transmission - FNR5)
WARNING: This page is about a different car, the 2008 Mercury Milan and 2008 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Description And Operation
- Transaxle Description
- Notes
- Electronic Synchronous Shift Control
- Control of Shift Operations
- Control of Shift Operations With Electronic Synchronous Shift Control
- Notes
- Throttle Position (TP) Sensor
- Mass Air Flow (MAF) and Intake Air Temperature (IAT) Sensor
- Crankshaft Position (CKP) Sensor
- Turbine Shaft Speed (TSS) Sensor
- Intermediate Shaft Speed Sensor
- Output Shaft Speed (OSS) Sensor
- Brake Pedal Position (BPP) Switch
- Transmission Fluid Temperature (TFT) Sensor
- A/C
- Starter Inhibitor Relay
- Ignition Key Lock Solenoid
- Powertrain Warning Indicator
- Transaxle Description
- Diagnostic Tests
- Diagnostic Strategy
- Diagnostic Flow Chart
- Preliminary Inspection
- Road Testing Vehicle
- Shift Point Road Test
- Torque Converter Diagnosis
- Visual Inspection
- Diagnostics
- Diagnostic Parameters Identification (PID) Chart
- Transaxle Drive Cycle Test
- Diagnostic Trouble Code (DTC) Charts
- Transaxle Connector Layouts
- Pinpoint Tests - OSC Equipped Vehicle
- Notes
- Shift Solenoid Pre-Diagnosis
- GEAR in Drive Mode
- Torque Converter Clutch (TCC) in Drive Mode
- Before Pinpoint Tests
- Pinpoint Tests
- Notes
- Pinpoint Test A: Shift And TCC Solenoids (Only)
- Pinpoint Test B: TFT Sensor
- Pinpoint Test C: Tr Sensor
- Pinpoint Test D: Electronic PCA
- Pinpoint Test E: Electronic PCB
- Pinpoint Test F: Intermediate Shaft Speed Sensor And OSS Sensor
- Pinpoint Test G: TSS Sensor
- Pinpoint Test H: Transaxle Fluid Pressure Switch
- Pinpoint Test I: TCM
- Special Testing Procedures
- Leakage Inspection
- Transmission Fluid Cooler
- Diagnosis By Symptom
- General Procedures
- In-Vehicle Servicing
- Removal
- Disassembly And Assembly Of Subassemblies
- Installation
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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.