Transmission Cooling
WARNING: This page is about a different car, the 2008 Ford RV Cutaway, 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
The transmission fluid cooling system, without an auxiliary transmission fluid cooler, consists of:
- an in-tank transmission fluid cooler inlet tube.
- a non-repairable in-tank transmission fluid cooler.
- an in-tank transmission fluid cooler return tube.
The transmission fluid cooling system, with an auxiliary transmission fluid cooler, consists of:
- an in-tank transmission fluid cooler inlet tube.
- a non-repairable in-tank transmission fluid cooler.
- transmission fluid cooler hoses.
- hose clamps.
- an auxiliary transmission fluid cooler.
- a transmission fluid cooler return tube.
The transmission fluid flows from the transmission (front fitting for TorqShift®, bottom fitting for the 4R70E/4R75E), to the in-tank transmission fluid cooler, to the auxiliary transmission fluid cooler (if so equipped) and returns to the transmission (rear fitting for TorqShift®, top fitting for 4R70E/4R75E).
For transmission fluid cooler flow testing, and back flushing and cleaning procedures, refer to AUTOMATIC TRANSAXLE/TRANSMISSION - 4R70E/4R75E article or AUTOMATIC TRANSAXLE/TRANSMISSION - TORQSHIFT article.
| Item | Part Number | Description |
|---|---|---|
| 1 | 7H420 | Transmission fluid cooler tube assembly |
| 2 | 7N291 | Transmission fluid cooler tube clip |
| 3 | 7890 | Transmission fluid cooler hoses |
| 4 | 7890 | Transmission fluid cooler hoses |
| 5 | 8287 | Clamps |
| 6 | 7A095 | Auxiliary transmission fluid oil-to-air cooler |
| 7 | W704723 | Nut |
| 8 | W701815 | Stud bolt |
| 9 | - | Transmission fluid inlet (part of 7H420) |
| 10 | - | Transmission fluid outlet (part of 7H420) |
| 11 | - | Transmission fluid cooler fitting-to-case fitting |
| Item | Part Number | Description |
|---|---|---|
| 1 | 7H420 | Transmission fluid cooler tube assembly |
| 2 | 14B060 | Transmission fluid cooler tube bracket |
| 3 | 7890 | Transmission fluid cooler hose |
| 4 | 7A095 | Auxiliary transmission fluid oil-to-air (OTA) cooler |
| 5 | 7890 | Transmission fluid cooler hose |
| 6 | 7J081 | Secondary latch |
| 7 | 8287 | Clamp |
| 8 | W527206 | Clamp |
| 9 | - | Transmission fluid inlet, banjo fitting (part of 7H420) |
| 10 | - | Transmission fluid outlet, banjo fitting (part of 7H420) |
| 11 | 7J227 | Transmission fluid cooler tube fitting-to-case O-ring |
| Item | Part Number | Description |
|---|---|---|
| 1 | 8005 | Radiator (with in-tank transmission fluid cooler) |
| 2 | 7A095 | Auxiliary transmission fluid cooler |
| 3 | - | Transmission fluid cooler tube outlet fitting |
| 4 | - | Transmission fluid cooler tube inlet fitting |
| 5 | 7A030 | Transmission fluid cooler return tube |
| 6 | 7A031 | In-tank transmission fluid cooler inlet tube |
| 7 | 7D273 | Transmission fluid cooler tube fitting-to-case fitting |
| 8 | - | 4R70E/4R75E transmission |
| 9 | - | In-tank transmission fluid cooler inlet |
| 10 | - | In-tank transmission fluid cooler outlet |