SECTION 307-01: Automatic Transmission — 6F50/6F55
2014 Flex Workshop Manual
GENERAL PROCEDURES
Procedure revision date: 05/02/2013

Transmission Fluid Exchange


Special Tool(s)
ATF Fluid Exchanger W/Power Steering Fluid Exchanger
199-00059

Material
Item Specification
Motorcraft® MERCON® LV Automatic Transmission Fluid
XT-10-QLVC (US); CXT-10-LV12 (Canada) 		MERCON® LV

NOTICE: Use transmission fluid specific for this transmission. Do not use any supplemental transmission fluid additives or cleaning agents. The use of these products can cause internal transmission components to fail, which will affect the operation of the transmission.

  1. With the vehicle in NEUTRAL, position it on a hoist. REFER to Section 100-02 .
  1. Use the ATF Fluid Exchanger W/Power Steering Fluid Exchanger to change the fluid.
  1. Connect the ATF Fluid Exchanger W/Power Steering Fluid Exchanger to the transmission fluid cooler return tube after the transmission fluid cooler. This will help remove any foreign material trapped in the transmission fluid coolers.
  1. Perform the transmission fluid exchange using the ATF Fluid Exchanger W/Power Steering Fluid Exchanger. Follow the manufacturer's instructions included with the machine.
  1. Once the transmission fluid exchange is completed, disconnect the ATF Fluid Exchanger W/Power Steering Fluid Exchanger. Reconnect any disconnected transmission fluid cooler tubes.
  1. With the engine running, check and make sure that the transmission is at normal operating temperature 82°C-93°C (180°F-200°F). Check and adjust the transmission fluid level and check for any leaks. If transmission fluid is needed, add as necessary.