NHTSA ID Number: 10200744
Manufacturer Communication Number: TSB 21-2268
Summary
Some 2019-2021 Edge/Nautilus/Transit Connect, 2020-2021 Escape/Corsair and 2021 Bronco Sport 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.
This bulletin supersedes 19-2386. Reason for update: Concern Carryover to New Model
Model:
2021 Bronco Sport
2019-2021 Edge
2020-2021 Escape
2019-2021 Transit Connect
2020-2021 Corsair
2019-2021 Nautilus
Summary
This article supersedes TSB 19-2386 to update the vehicle model years affected.
Issue: Some 2019-2021 Edge/Nautilus/Transit Connect, 2020-2021 Escape/Corsair and 2021 Bronco Sport 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:
- 2019-2021 Edge/Nautilus/Transit Connect
- 2020-2021 Escape/Corsair
- 2021 Bronco Sport
- 8F35 transmission
- DTC P0766 and/or intermittent no reverse engagement concerns only
NOTE: Part quantity refers to the number of that service part number required, which may be different than the number of individual pieces. Service part numbers contain 1 piece unless otherwise stated. “As Needed” indicates the part is required but the number may vary or is not a whole number; parts can be billed out as non-whole numbers, including less than 1.
Parts
| Service Part Number | Quantity | Description | |
| W716350-S300 | 2 | Rocker Moulding Clip (Bronco Sport) | Package Contains 4 Pieces, 8 Pieces Required |
| W790225-S900 | 3 | Fender Moulding Clip (Bronco Sport) | Package Contains 4 Pieces, 12 Pieces Required |
XT-12-QULV
MOTORCRAFT Mercon Ultra Low Viscosity Fluid Automatic Transmission Fluid for 2017 F-150, Black
Last update on 2026-06-12 / Affiliate links / Images from Amazon Product Advertising API | As Needed | Motorcraft® MERCON® ULV Automatic Transmission Fluid | – |
| Parts To Inspect And Replace Only If Necessary | |||
| JM5Z-7G199-A | If Needed | Main Control To Case Tube | – |
| JM5Z-7F396-A | If Needed | Main Control Cover Gasket | – |
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.
14 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
FORD | BRONCO SPORT | 2021 |
| FORD | EDGE | 2019-2021 |
| FORD | ESCAPE | 2020-2021 |
| FORD | TRANSIT CONNECT | 2019-2021 |
| LINCOLN | CORSAIR | 2020-2021 |
| LINCOLN | MKX | 2020 |
| LINCOLN | NAUTILUS | 2020-2021 |
1 Associated Document
Manufacturer Communications
21-2268
11 August 2021
MC-10200744-0001.pdf 106.663KB
NHTSA ID Number: 10169847
Manufacturer Communication Number: TSB 19-2386
Summary
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.
1 Associated Document
Manufacturer Communications
19-2386
19 December 2019
MC-10169847-0001.pdf 165.563KB
NHTSA ID Number: 10163576
Manufacturer Communication Number: TSB 19-2213
Summary
Some 2019 Edge/Nautilus/Transit Connect 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 or delayed 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.
1 Associated Document
Manufacturer Communications
19-2213
08 July 2019
MC-10163576-0001.pdf 124.628KB
- Widely compatible with a huge range of vehicles and specifications including: Dexron ULV, Mercon ULV, Nissan Matic P, JATCO 9 Speed, BMW 83-22-2-413-477 ATF 7 and many other ULV applications.
- EXTENDED DRAIN: Long drain intervals of up to 150,000 miles for standard driving and 70,000 miles for heavy-duty applications
- COLD WEATHER READY: Engineered for extreme conditions with a pour point down to -50°F, ensuring top fuel economy and performance in freezing temperatures
- OEM REPLACEMENT: 100% synthetic ATF Compatible with Mercon ULV, Dexron ULV, WSS-M2C949-A or MB 2236.17, and other ULV applications in European and US cars, trucks, and SUVs
- ADVANCED COMPATIBILITY: Compatible with GM 10L80/10L90, Escalade (2021+ with 10L80), CT6 3.0TT and 4.2TT (2019+ with 10L80), Silverado 1500 (2019+ with 10L80), Camaro SS / ZL1 (2017+ with 10L80/90), Tahoe and Suburban (2021+ with 10-speed), Sierra 1500 (2019+ with 10L80), and Yukon and Yukon XL with 10 speed transmissions
Last update on 2026-05-31 / Affiliate links / Images from Amazon Product Advertising API
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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 Description Operation No. Time 2019-2021 Transit Connect 8F35 Transmission: Retrieve DTCs And Clean The Separator Plate Following The Service Procedure (Do Not Use With Any Other Labor Operations) 212268A 2.9 Hrs. 2019-2021 Edge/Nautilus 8F35 Transmission: Retrieve DTCs And Clean The Separator Plate Following The Service Procedure (Do Not Use With Any Other Labor Operations) 212268B 3.4 Hrs. 2020-2021 Escape 1.5L 8F35 Transmission: Retrieve DTCs And Clean The Separator Plate Following The Service Procedure (Do Not Use With Any Other Labor Operations) 212268C 3.4 Hrs. 2020-2021 Escape 2.0L 8F35 Transmission: Retrieve DTCs And Clean The Separator Plate Following The Service Procedure (Do Not Use With Any Other Labor Operations) 212268D 5.4 Hrs. 2020-2021 Corsair 8F35 Transmission: Retrieve DTCs And Clean The Separator Plate Following The Service Procedure (Do Not Use With Any Other Labor Operations) 212268E 5.5 Hrs. 2021 Bronco Sport 1.5L 8F35 Transmission: Retrieve DTCs And Clean The Separator Plate Following The Service Procedure (Do Not Use With Any Other Labor Operations) 212268F 3.6 Hrs. 2021 Bronco Sport 2.0L 8F35 Transmission: Retrieve DTCs And Clean The Separator Plate Following The Service Procedure (Do Not Use With Any Other Labor Operations) 212268G 5.9 Hrs. Repair/Claim Coding Causal Part: 7Z490 Condition Code: 49
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