Symptom Chart - Transmission Cooling
WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Chart - Transmission Cooling
| Condition | Possible Sources | Action |
|---|---|---|
| Transmission overheating | Incorrect transmission fluid level | CHECK and if necessary, ADJUST the transmission fluid to the correct level. REFER to Automatic Transmission 6R80 . |
| Transmission fluid condition | CHECK transmission fluid condition. REFER to Automatic Transmission 6R80 . | |
| Incorrect transmission fluid type | REFER to Specifications . | |
| Transmission cooling system damaged, blocked, restricted or installed incorrectly | CARRY OUT the Transmission Fluid Cooler Backflushing and Cleaning. REFER to Transmission Fluid Cooler Backflushing and Cleaning . | |
| System leaks | REFER to Automatic Transmission 6R80 . | |
| Excessive vehicle or towing loads, severe vehicle use | REFER to the vehicle specification article for load and GVW information. REFER to the Owner's Literature. | |
| Engine overheating | REFER to Engine Cooling . | |
| Powertrain control system electrical inputs/outputs, vehicle wiring harnesses, PCM, Torque Converter Clutch (TCC) solenoid | CARRY OUT On-Board Diagnostic (OBD) test. REFER to the Engine Controls - Symptom Charts (Except Diesel & Hybrid) and Automatic Transmission 6R80 . | |
| Internal transmission concerns | REFER to Automatic Transmission 6R80 . | |
| Transmission fluid leak at the transmission in-tank cooler | Transmission fluid cooler | INSTALL a new radiator. REFER to Engine Cooling . |
| Loose or leaking transmission fluid cooler tubes | REPAIR transmission fluid cooler tubes. | |