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Transfer Case - Four Wheel Drive (4WD) Systems: Specifications Mercury Sable V

Transfer Case 2 illustrations ~263 words

SPECIFICATIONS

ItemSpecificationFill Capacity
Automatic Transaxle
MERCON® V Automatic Transmission Fluid XT-5-QM (or XT-5-QMC) (US); CXT-5-LM12 (Canada)MERCON® V9.5L (10 qt)
Power Transfer Unit (PTU)
Motorcraft SAE 75W-140 Synthetic Rear Axle Lubricant, XY-75W140-QL (US); CXY-75W140-1L (Canada)WSL-M2C192-A530 ml (18 oz)
Rear Differential Unit (RDU)
Motorcraft SAE 80W-90 Premium Rear Axle Lubricant, XY-80W90-QL (US); CXY-80W90-1L (Canada) (Model 60/70 axles)WSP-M2C197-A1.15L (2.43 pt)

TORQUE SPECIFICATIONS TABLE

DescriptionNm
4X4 control module nut7

TORQUE SPECIFICATIONS TABLE

The All-Wheel Drive (AWD) system consists of the following

  1. Power Transfer Unit (PTU)
  2. Rear driveshaft
  3. 4X4 control module (coupling device control module) (located behind the RH side instrument panel)
  4. Rear axle with coupling device

Torque from the engine is transferred through the transaxle to the PTU. This torque is transferred from the driveshaft to the rear axle, which drives the rear halfshafts. The AWD system, referred to as an Active Torque Coupling (ATC) system, is always active and requires no driver input.

The AWD system continuously monitors vehicle conditions and automatically adjusts the torque distribution between the front and rear wheels. During normal operation, most of the torque is delivered to the front wheels. If wheel slip between the front and rear wheels is detected, or if the vehicle is under heavy acceleration, the AWD system increases torque to the rear wheels to prevent or control wheel slip.

Serviceable components of the PTU are limited to the output shaft seal and flange, intermediate shaft seal and deflector, and the PTU-transaxle compression seal. No internal components are serviced. There should be no need to remove the PTU cover. If any of the internal geared components, bearings, case cover or shafts are worn or damaged, a new PTU must be installed.

Special Tools Illustration Tool Name Tool Number 73III Automotive Meter 105-R0057 or equivalent Flex Probe Kit 105-R025C Vehicle Communication Module (VCM) and Integrated Diagnostic System (IDS) software with appropriate hardware, or equivalent scan tool

Scheme 10

Scheme 10: Four Wheel Drive (4WD) Systems

Scheme 11

Scheme 11