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| TECHNICAL SERVICE BULLETIN 10R80 – Illuminated MIL – DTC P0721 – Built On Or Before 30-Nov-2017 | 18-2119 16 April 2018 |
Model:
Issue: Some 2018 Expedition/F-150/Mustang
/Navigator vehicles equipped with a 10R80 automatic transmission and built on or before 30-Nov-2017 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0721 in the powertrain control module (PCM) or transmission control module (TCM).
Action: Follow the Service Procedure steps to correct the condition.
Parts
| Description | Quantity | Part Number |
| Mercon ULV Transmission Fluid | 6 | XT-12-QULV  |
| Output Shaft Speed Sensor | 1 | HL3Z-7H103-C |
| Oil Cooler Bolt – Expedition/Navigator Only | 1 | W715131-S437 |
Warranty Status: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And Emissions 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.
Labor Times
| Description | Operation No. | Time |
| 2018 Mustang 10R80 Transmission: Retrieve DTCs And Replace The OSS Sensor (Do Not Use With Any Other Labor Operations) | 182119A | 1.7 Hrs. |
| 2018 F-150 Raptor 10R80 Transmission: Retrieve DTCs And Replace The OSS Sensor (Do Not Use With Any Other Labor Operations) | 182119B | 2.1 Hrs. |
| 2018 F-150 10R80 Transmission: Retrieve DTCs And Replace The OSS Sensor (Do Not Use With Any Other Labor Operations) | 182119C | 2.9 Hrs. |
| 2018 Expedition/Navigator 10R80 Transmission: Retrieve DTCs And Replace The OSS Sensor (Do Not Use With Any Other Labor Operations) | 182119D | 3.0 Hrs. |
Repair/Claim Coding
| Causal Part: | 7H103 |
| Condition Code: | 42 |
Tool List
| 1/4″ | Ratchet |
| 1/4″ | Power Tool |
| 1/4″ | 8 mm Socket |
| 1/4″ | 10 mm Deep Socket |
| 1/4″ | 13 mm Deep Socket |
| 1/4″ | 6″ Extension |
| 1/4″ | Torque Wrench |
| Hook Pick | |
| ESST 307-569 | |
| ESST 307-745 | |
| Fluid Suction Gun | |
| Mityvac MITMV6412 |
Service Procedure
1. Check the vehicle build date. Was the vehicle built on or before 30-Nov-2017?
(1). Yes – proceed to Step 2.
(2). No – this article does not apply. Refer to the Powertrain Controls/Emissions Diagnosis (PC/ED) Manual for normal diagnostics.
2. Connect the Ford Integrated Diagnostic System (IDS) or Ford Diagnosis and Repair System (FDRS) software to the data link connector (DLC). Check for DTCs. Is P0721 stored in the PCM or TCM?
(1). Yes – proceed to Step 3.
(2). No – this article does not apply. Refer to the PC/ED Manual for normal diagnostics.
3. Replace the output shaft speed (OSS) sensor. Refer to Workshop Manual (WSM), Section 307-01.
18-2119
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