Flex FWD V6-3.5L (2010)
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S4 CHECK FOR CORRECT GPSM OPERATION
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Disconnect the GPSM connector.
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Check for:
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corrosion
-
damaged pins
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pushed-out pins
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Connect the GPSM connector and make sure it seats 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 GPSM. REFER to Accessories and Optional Equipment. 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 T: The Accessory Protocol Interface Module (APIM) Does Not Respond To The Scan
Tool
Communications Network
Pinpoint Tests
Pinpoint Test T: The Accessory Protocol Interface Module (APIM) Does Not Respond To The Scan Tool
Refer to Wiring Diagram Set 130, Audio System/Navigation for schematic and connector information. See: Diagrams/Electrical Diagrams/Diagrams By
Number
Normal Operation
The Accessory Protocol Interface Module (APIM) communicates with the scan tool through the High Speed Controller Area Network (HS-CAN).
This pinpoint test is intended to diagnose the following:
-
Fuse
-
Wiring, terminals or connectors
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APIM
PINPOINT TEST T: THE APIM DOES NOT RESPOND TO THE SCAN TOOL
NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the
connector.
NOTE: Failure to disconnect the battery when instructed will result in false resistance readings. Refer to Battery.
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T1 CHECK THE APIM VOLTAGE SUPPLY CIRCUIT FOR AN OPEN
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Disconnect: APIM C3342.
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Ignition ON.
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Measure the voltage between the APIM C3342-1, circuit SBP14 (BN/RD), harness side and ground.
