SECTION 307-01: Automatic Transaxle/Transmission — 5R55S 2004 Lincoln LS Workshop Manual
REMOVAL Procedure revision date: 05/27/2003
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Transmission Printable View (592 KB)
WARNING: Secure the transmission to the transmission jack with a safety chain. Failure to follow these instructions can result in personal injury.
NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms can occur while the vehicle relearns its adaptive strategy. The customer needs to be notified that they can experience slightly different upshifts either (soft or firm) and that this is a temporary condition and will eventually return to normal operating condition.
NOTE: If transmission disassembly or installation of a new transmission is necessary, drain the transmission fluid. Install the drain plug when finished.
NOTE: If the transmission is to be removed for an extended period of time, support the engine with a safety stand and a wood block.
With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Section 100-00.
Disconnect the battery ground cable. For additional information, refer to Section 414-00.
Remove the complete exhaust system and front heat shields. For additional information, refer to Section 309-00.
Remove the parts in order indicated in the following illustration and table.
Item Part Number Description
1 W701357-S309 Output shaft flange coupler
Removal Note
2 4817 Driveshaft
Removal Note
3 7000 Transmission assembly
Removal Note
4 9F472 Heated oxygen sensor electrical connector
Removal Note
5 9F472 Heated oxygen sensor electrical connector retainer
Removal Note
6 W705966-S426 Transmission support center screw
7 W704971-S426 Transmission support outer screws
8 6A023 Transmission support
9 7E395 Cable retainer
Removal Note
10 7E395 Transmission selector lever cable eyelet
11 — Wire harness retainer
Removal Note
12 7B229 Transmission selector lever cable screws and bracket
13 14A464 Speed sensor connector
14 7C078 Solenoid body harness electrical connector
Removal Note
15 14A464 Wire harness retainers
Removal Note
16 14A646 Transmission range TR sensor electrical connector
Removal Note
17 7A030 Fluid cooler tube bracket
Removal Note
18 7A030 Fluid cooler tube nuts
Removal Note
19 6C070 Torque converter access cover
20 W705443-S Torque converter nuts
21 W500128-S Bell housing screws
22 7000 Transmission assembly
Removal Note
Item 1: Output Shaft Flange Coupler Removal Note
CAUTION: Index-mark (color paint) the bolts, washers, nuts and the flex coupling to the transmission flange to make sure they are installed in the same location. Components that are not assembled in their original locations can cause driveshaft imbalance.
CAUTION: Do not remove the bolts retaining the flex coupling to the driveshaft.
Index-mark the front driveshaft pinion flange. Remove the three nuts, washers and bolts.
Item 2: Driveshaft Removal Note
Slide the front shaft assembly rearward and support.
Item 3: Transmission Assembly Removal Note
WARNING: Secure the transmission to the transmission jack with a safety chain. Failure to follow these instructions may result in personal injury.
Using a suitable transmission jack, support the transmission.
Item 4: Heated Oxygen Sensor Electrical Connector Removal Note
Disconnect the heated oxygen sensor connector and remove the sensor wire retaining clip from the right side of the transmission pan rail.
Item 5: Heated Oxygen Sensor Electrical Connector Retainer Removal Note
Remove the heated oxygen sensor connector from the front of the transmission pan rail.
Item 9: Cable Retainer Removal Note
Disconnect the shift cable retainer
Item 11: Wire Harness Retainer Removal Note
Disconnect the wire harness from the top of the transmission shift cable bracket.
Item 14: Solenoid Body Harness Electrical Connector Removal Note
NOTE: Clean the area around connector to prevent contamination of the solenoid body connector.
Remove the screw from the solenoid body connector and disconnect the connector.
Item 15: Wire Harness Retainers Removal Note
Disconnect the wire harness retainers.
Item 16: Transmission Range TR Sensor Electrical Connector Removal Note
Remove and discard the tie strap from the digital TR sensor connector boot.
Slide the rubber boot back and disconnect the digital TR sensor connector.
Item 17: Fluid Cooler Tube Bracket Removal Note
Remove the screws and pushpins, then remove the splash shield.
Disconnect the wire harness from the cooler line bracket.
Disconnect the transmission cooler line bracket.
Item 18: Fluid Cooler Tube Nuts Removal Note
CAUTION: Do not damage the cooler tubes. Hold the transmission case fittings with a wrench.
Disconnect the transmission cooler tubes.
Item 22: Transmission Assembly Removal Note
Carefully lower the transmission from the vehicle. Make sure the transmission fluid cooler and cooler lines are cleaned at this time.
Carry out the transmission fluid cooler — backflushing and cleaning if the transmission is being overhauled or installing a new or remanufactured transmission. For additional information, refer to Transmission Fluid Cooler Backflushing and Cleaning in this section.