Escape 4WD L4-2.5L Hybrid (2009)
Case: All Technical Service Bulletins
4X4 System - PTU Whining Noise At 60-70 MPH
TSB 09-12-16
06/29/09
4WD, AUTOMATIC TRANSMISSION - WHINE NOISE
60-70 MPH (96-112 KM/H)
FORD:
2009 Escape
MERCURY:
2009 Mariner
ISSUE
Some 2009 Escape and Mariner vehicles equipped with automatic transmission and four wheel drive (4WD) system may exhibit a whine noise from the
power transfer unit (PTU) at highway speeds 60-70 MPH (96-112 Km/h).
ACTION
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
Add a mass damper to the lower, rear, transaxle support insulator. Refer to Workshop Manual (WSM), Section 307-01A: Automatic
Transaxle/Transmission.
1. Remove the lower, rear, transaxle support insulator through-bolt. (Figure 1)
2. Add the mass damper to the lower, rear, transaxle support insulator. (Figure 2)
3. Install the through bolt and tighten to 85 +/- 13 lb-ft (115 +/- 17 N.m).
