Fusion FWD L4-2.5L Hybrid (2010)
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Is the resistance greater than 10,000 ohms?
Yes
GO to J11.
No
REPAIR circuit CLS18 (GY/BN) (LH rear stoplamp) or circuit CLS19 (VT/OG) (RH rear stoplamp) for a short to ground. After the repair:
If no DTCs are present, TEST the system for normal operation.
If DTC B106E is present, CLEAR the DTCs and REPEAT the self-test (required to enable the turn lamp output driver if DTC B106E is present).
TEST the system for normal operation.
If DTC B106F is present, INSTALL a new SJB. REFER to Body Control Systems. TEST the system for normal operation.
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J11 CHECK FOR CORRECT SJB OPERATION
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Disconnect all the SJB connectors.
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Check for:
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corrosion
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damaged pins
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pushed-out pins
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Connect all the SJB connectors and make sure they seat correctly.
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Operate the system and verify the concern is still present.
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Is the concern still present?
Yes
INSTALL a new SJB. REFER to Body Control Systems. TEST the system for normal operation.
No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the
self-test.
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Pinpoint Test L: The Stoplamps Are On Continuously
Stoplamps
Pinpoint Tests
Pinpoint Test L: The Stoplamps Are On Continuously
Refer to Wiring Diagram Set 90 (Fusion/Milan/MKZ, Fusion Hybrid/Milan Hybrid), Turn Signal/Stop/Hazard Lamps for schematic and connector
information. See: Diagrams/Electrical Diagrams/Diagrams By Number
Normal Operation
When the brake pedal is applied, the stoplamp switch routes voltage to the LH and RH rear stoplamps (Milan and MKZ), the Smart Junction Box (SJB),
the high mounted stoplamp and the PCM.
