TSB 20-2429

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TECHNICAL SERVICE BULLETIN
3.3L Hybrid - Illuminated MIL With DTC U0100 In BECM - Built On Or
Before 21-Oct-2020
202429
23
December
2020
Model:
Ford
2020-2021 Explorer
2020-2021 Police Interceptor Utility
Issue: Some 2020-2021 Explorer/Police Interceptor Utility vehicles equipped with a 3.3L hybrid engine
and built on or before 21-Oct-2020 may exhibit an illuminated malfunction indicator lamp (MIL) with
diagnostic trouble code (DTC) U0100 stored in the battery energy control module (BECM). This may be
due to the software in the powertrain control module (PCM). To correct the condition, follow the Service
Procedure to reprogram the PCM.
Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following
criteria:
• 2020-2021 Explorer/Police Interceptor Utility
• 3.3L hybrid engine
• Built on or before 21-Oct-2020
• Exhibits an illuminated MIL with DTC U0100 stored in the BECM
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
Operation
No.
Description
2020-2021 Explorer Hybrid / Police Interceptor Utility Hybrid: Retrieve DTCs And
Reprogram The PCM And Any Additional Modules Required By The Software
Update (Do Not Use With Any Other Labor Operations)
202429A
Time
0.4
Hrs.
Repair/Claim Coding
Causal Part:
RECALEM
Condition Code: 04
Service Procedure
1. Reprogram the PCM using the latest software level of the appropriate Ford diagnostic scan tool.
NOTE: Advise the customer that this vehicle is equipped with an adaptive transmission shift
strategy which allows the vehicle's computer to learn the transmission's unique parameters and
improve shift quality. When the adaptive strategy is reset, the computer will begin a relearning
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process. This relearning process may result in firmer than normal upshifts and downshifts for
several days.
© 2020 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.
https://www.fordservicecontent.com/Ford_Content/vdirsnet/TSB/EU/~WTSB20-2429/U...
12/28/2020