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TECHNICAL SERVICE BULLETIN
19-2168
1.0L EcoBoost - Automatic Transmission - Illuminated MIL With Multiple
28 May 2019
DTCs
Model:
Ford
2018-2019 EcoSport
Issue: Some 2018-2019 EcoSport vehicles equipped with a 1.0L EcoBoost engine and an automatic
transmission may exhibit an illuminated malfunction indicator lamp(MIL) with multiple diagnostic trouble codes
(DTC) stored in the powertrain control module (PCM) relating to loss of power or misfire conditions. This may be
due to a chafing condition on the engine control harness that is routed between the transmission and exhaust
heat shield. To correct the condition, follow the Service Procedure steps to repair the wiring harness and move
the heat shield away from the harness.
Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following criteria:
• 2018-2019 EcoSport
• 1.0L EcoBoost engine
• Automatic transmission
• DTCs relating to loss of power or misfire conditions stored in the PCM including but not limited to
P0743, P0C27, P0301, P0300
Parts
Part Number Description
Obtain Locally Aluminum Tape

Quantity
1

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
Operation
No.

Description
2018-2019 EcoSport 1.0L EcoBoost: Retrieve DTCs, Inspect, Repair And Insulate Wire
Harness Includes Time to Verify Routing (Do Not Use With Any Other Labor Operations)

192168A

Time
0.7
Hrs.

Repair/Claim Coding
Causal Part:

12C508

Condition Code: B4

Tool List
Wire splice kit 164-R5903
Pry bar

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Service Procedure
1. Inspect the routing of the engine control harness between the transmission and the exhaust heat shield.
(Figure 1)
Figure 1

2. Is there evidence of contact between the harnesses and exhaust heat shield? (Figure 2)
(1). Yes - proceed to Step 3.
(2). No - this article does not apply. Refer to Workshop Manual (WSM) for normal diagnostics.
Figure 2

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3. Inspect the harness for damaged wiring and repair the circuits as necessary. (Figure 3)
Figure 3

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4. Insulate the harness where a repair was performed using heat resistant aluminum tape. (Figure 4)
Figure 4

5. When reinserting the harness back into position, make sure that a gap is present between the harness and
exhaust heat shield by positioning the heat shield away from the harness and toward the exhaust using an
appropriate tool. (Figure 5)
Figure 5

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© 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.

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