TSB 19-2386

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TECHNICAL SERVICE BULLETIN
8F35 - Illuminated MIL With DTC P0766 And/Or Intermittent No
Reverse Engagement
19-2386
19 December 2019
This bulletin supersedes 19-2213. Reason for update: Concern Carryover to New Model
Model:
Ford
2019-2020 Edge
Transmission/Transaxle: (8F35)
2020 Escape
Transmission/Transaxle: (8F35)
2019-2020 Transit Connect
Transmission/Transaxle: (8F35)
Lincoln
2020 Corsair
Transmission/Transaxle: (8F35)
2019-2020 Nautilus
Transmission/Transaxle: (8F35)
Summary
This article supersedes TSB 19-2213 to update the vehicle model years.
Issue: Some 2019-2020 Edge/Nautilus/Transit Connect and 2020 Escape/Corsair vehicles equipped with
a 8F35 transmission may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble
code (DTC) P0766 stored in the powertrain control module (PCM) and/or intermittent no reverse
engagement concerns. This may be due to contamination in the main control valve body separator plate
orifice. To correct the condition, follow the Service Procedure steps to clean the contamination from the
main control plate.
Action: Follow the Service Procedure steps to correct the condition on vehicles that meet all the following
criteria:
• One of the following vehicles:
- 2019-2020 Edge/Nautilus/Transit Connect
- 2020 Escape/Corsair
• 8F35 transmission
• DTC P0766 and/or intermittent no reverse engagement concerns only
Parts
Part Number
XT-12 QULV
Description
Quantity
Motorcraft® MERCON® ULV Automatic Transmission Fluid 6 As Required
JM5Z-7F396-A Main Control Cover Gasket
As Needed
JM5Z-7G199-A Main Control To Case Tube
As Needed
Warranty Status: Eligible under provisions of New Vehicle Limited Warranty (NVLW)/Emissions
Warranty/Service Part Warranty (SPW)/Special Service Part (SSP)/Extended Service Plan (ESP)
coverage. Limits/policies/prior approvals are not altered by a TSB. NVLW/Emissions
Warranty/SPW/SSP/ESP coverage limits are determined by the identified causal part and verified using
the OASIS part coverage tool.
Labor Times
http://www.fordservicecontent.com/Ford_Content/vdirsnet/TSB/EU/~WTSB19-2386/US/E...
1/3/2020
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Description
Operation
No.
Time
2019-2020 Transit Connect 8F35 Transmission: Retrieve DTCs And Clean The
Separator Plate Following The Service Procedure (Do Not Use With Any Other
Labor Operations)
192386A
2.9
Hrs.
2019-2020 Edge/Nautilus 8F35 Transmission: Retrieve DTCs And Clean The
Separator Plate Following The Service Procedure (Do Not Use With Any Other
Labor Operations)
192386B
3.4
Hrs.
2020 Escape 8F35 Transmission: Retrieve DTCs And Clean The Separator Plate
Following The Service Procedure (Do Not Use With Any Other Labor Operations)
192386C
4.8
Hrs.
2020 Corsair 8F35 Transmission: Retrieve DTCs And Clean The Separator Plate
Following The Service Procedure (Do Not Use With Any Other Labor Operations)
192386D
4.9
Hrs.
Repair/Claim Coding
Causal Part:
7Z490
Condition Code: 49
Service Procedure
1. Remove the main control valve body. Refer to Workshop Manual (WSM), Section 307-01.
2. Remove the main control separator plate. Refer to WSM, Section 307-01.
3. Clean and remove any debris from the separator plate orifice. (Figure 1)
Figure 1
4. Reinstall the main control valve body. Refer to WSM, Section 307-01.
© 2019 Ford Motor Company
All rights reserved.
NOTE: The information in Technical Service Bulletins is intended for use by trained, professional technicians with the knowledge,
tools, and equipment to do the job properly and safely. It informs these technicians of conditions that may occur on some vehicles, or
provides information that could assist in proper vehicle service. The procedures should not be performed by "do-it-yourselfers". Do
not assume that a condition described affects your car or truck. Contact a Ford or Lincoln dealership to determine whether the
Bulletin applies to your vehicle. Warranty Policy and Extended Service Plan documentation determine Warranty and/or Extended
Service Plan coverage unless stated otherwise in the TSB article. The information in this Technical Service Bulletin (TSB) was
current at the time of printing. Ford Motor Company reserves the right to supersede this information with updates. The most recent
information is available through Ford Motor Company's on-line technical resources.
http://www.fordservicecontent.com/Ford_Content/vdirsnet/TSB/EU/~WTSB19-2386/US/E...
1/3/2020