A/T - CD4E, Loss of 2nd and 4th Gear
TSB 12-4-804/20/12
CD4E - LOSS OF 2ND AND 4TH GEAR
FORD:
2007-2008 Escape
MERCURY:
2007-2008 Mariner
ISSUE
Some 2007-2008 Escape and Mariner vehicles equipped with a CD4E transmission may experience a loss of 2nd and 4th gear.
ACTION
Follow the Service Procedure Steps to correct the concern.
SERVICE PROCEDURE
1. Check the transmission fluid condition. Refer to Workshop Manual (WSM), Section 307-01A.
Does the fluid condition pass evaluation?
a. No - this article does not apply, refer to WSM, Section 307-01A for normal diagnostics
b. Yes - proceed to Step 2.
2. Remove the automatic transaxle; refer to WSM, Section 307-01A.
3. Remove the torque converter and pump shaft from transmission, refer to WSM, Section 307-01A.
4. Remove the turbine speed sensor (TSS) from the pump, discard the TSS O-ring seal.
5. Position the transaxle so the pump assembly is facing upward.
6. Remove the servo cover retaining ring, servo cover, servo piston and return spring.
7. Remove the pump assembly while holding rotating parts in place using a screwdriver inserted through turbine speed sensor hole in from the pump while removing the pump assembly. (Figure 1)
8. Remove the intermediate and overdrive band assembly from the case. Be sure to get all pieces and make sure no contamination is left inside transmission. (Figure 2)
a. Choose the correct band for application kit.
(1) 4 cylinder engines require light colored friction material.
(2) 6 cylinder engines require dark colored friction material.
9. Install the intermediate and overdrive band assembly into the case. Refer to WSM, Section 307-01.
10. Install the number 1 pump support thrust bearing onto pump support with petroleum jelly.
11. Install the pump assembly into the case with a new pump separator plate gasket and outer pump body O-ring.
12. Measure servo travel. Using Intermediate/Overdrive Servo Apply Rod Chart, select and install the correct length servo rod assembly.
13. Install a new servo cover and retaining ring.
14. Install drain plug using thread sealer on the threads, torque to 25 Nm (18 lb-ft).
15. Install a new O-ring on the TSS sensor and install sensor into pump.
16. Position transmission top side up.
17. Install the pump driveshaft and torque converter.
18. Install the automatic transaxle, refer to WSM, Section 307-01A.
Parts Block
WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited
Warranty Coverage Warranty/ESP coverage limits/policies/prior approvals are not altered by a TSB. Warranty/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool.
OPERATION DESCRIPTION TIME
120408A Operation A: 2007-2008 5.8 Hrs.
Escape 4X2, Mariner FWD
2.3L Engine: Replace
Band Following The
Service Procedure (Do Not
Use With Any Other Labor
Operation)
120408A Operation A: 2007 Escape 6.3 Hrs.
4X2, Mariner FWD 3.0L:
Replace Band Following
The Service Procedure (Do
Not Use With Any Other
Labor Operation)
120408A Operation A: 2008 Escape 6.3 Hrs.
4X2, Mariner FWD 3.0L:
Replace Band Following
The Service Procedure (Do
Labor Operation)
120408A Operation A: 2007-2008 6.4 Hrs.
Escape 4X4, Mariner AWD
2.3L: Replace Band
Following The Service
Procedure (Do Not Use
Operation)
120408A Operation A: 2007 Escape 7.5 Hrs.
4X4, Mariner AWD 3.0L:
Replace Band Following
Not Use With Any Other
Labor Operation)
120408A Operation A: 2008 Escape 7.6 Hrs.
4X4, Mariner AWD 3.0L:
The Service Procedure (Do
Not Use With Any Other
Labor Operation)
DEALER CODING
CONDITION
BASIC PART NO. CODE
7D034 01
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