MKS AWD V6-3.7L (2009)
Window Shade: Pinpoint Tests
Pinpoint Test A: The Sunshade Is Inoperative
Sunshade
Pinpoint Test
Pinpoint Test A: The Sunshade is Inoperative
Refer to Wiring Diagram Set 104, Power Sunshade for schematic and connector information. See: Diagrams/Electrical Diagrams/Diagrams By Number
Normal Operation
The sunshade module receives power from the accessory delay relay through circuit CBP41 (BU). The sunshade module is grounded through circuit
GD149 (BK). The sunshade switch is grounded through circuit GD114 (BK/BU). The sunshade switch provides a momentary ground signal to the
sunshade module, through circuit CPR88 (YE), to raise or lower the sunshade.
This pinpoint test is intended to diagnose the following:
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Sunshade module
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Sunshade assembly
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Wiring, terminals or connectors
PINPOINT TEST A: THE SUNSHADE IS INOPERATIVE
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A1 CHECK FOR MECHANICAL BINDING
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Inspect for signs of bent or damaged components.
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Were there signs of bent or damaged components?
Yes
INSTALL a new sunshade assembly. REFER to Sunshade See: Service and Repair/Sunshade. TEST the system for normal operation.
No
GO to A2.
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A2 CHECK VOLTAGE TO SUNSHADE MOTOR
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Disconnect: Sunshade Module-to-Sunshade Motor Electrical Connector.
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Ignition ON.
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NOTE: Voltage may only be present for a short time after pressing the sunshade switch.
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Activate the sunshade motor by pressing the sunshade switch. Measure the voltage between the sunshade module pig tail connector pins 1 and 2,
module side.
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Is the voltage greater than 10 volts?
Yes
INSTALL a new sunshade assembly. REFER to Sunshade See: Service and Repair/Sunshade. TEST the system for normal operation.
No