Mariner 2WD L4-2.5L (2009)
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Ignition OFF.
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Inspect DLC pins 6 and 14 for damage.
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Are DLC pins 6 and 14 OK?
Yes
GO to S2.
No
REPAIR the DLC as necessary. CLEAR the DTCs. REPEAT the network test with the scan tool.
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S2 CHECK THE HS-CAN TERMINATION RESISTANCE
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Disconnect: Negative Battery Cable.
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Measure the resistance between the DLC C251-6, circuit VDB04 (WH/BU), harness side and the DLC C251-14, circuit VDB05 (WH), harness
side.
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Is the resistance between 54 and 66 ohms?
Yes
GO to S3.
No
GO to S5.
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S3 CHECK THE HS-CAN (+) AND HS-CAN (-) CIRCUITS FOR A SHORT TO GROUND
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Measure the resistance between the DLC C251-6, circuit VDB04 (WH/BU), harness side and ground; and between the DLC C251-14, circuit
VDB05 (WH), harness side and ground.
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Are the resistances greater than 1,000 ohms?
Yes
CONNECT the negative battery cable. GO to S4.
No
GO to S21.
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