Escape 2WD L4-2.5L Hybrid (2010)
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Measure the resistance between the PSCM C2231a-3, circuit VDB05 (WH), harness side and the DLC C251-14, circuit VDB05 (WH), harness
side.
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Are the resistances less than 5 ohms?
Yes
CONNECT the negative battery cable. GO to G4.
No
REPAIR the circuit in question. CONNECT the negative battery cable. CLEAR the DTCs. REPEAT the network test with the scan tool.
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G4 CHECK FOR CORRECT PSCM OPERATION
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Disconnect all the PSCM 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 PSCM 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 steering column. REFER to Steering Column. CLEAR the DTCs. REPEAT the network test with the scan tool.
No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.
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Pinpoint Test H: The Transmission Control Module (TCM) Does Not Respond To The Scan Tool
Communications Network
Pinpoint Tests
Pinpoint Test H: The Transmission Control Module (TCM) Does Not Respond To The Scan Tool
Refer to Wiring Diagram Set 14 (Escape/Mariner, Escape Hybrid/Mariner Hybrid), Module Communications Network for schematic and connector
information. See: Diagrams/Electrical Diagrams/Diagrams By Number
Refer to Wiring Diagram Set 29 (Escape/Mariner, Escape Hybrid/Mariner Hybrid), Transmission Controls for schematic and connector information.
See: Diagrams/Electrical Diagrams/Diagrams By Number
