TL V6-3.5L (2007)
Information Bus: Component Tests and General Diagnostics
Gauge Control Module Input Test
Gauge Control Module Input Test
1. Remove the gauge control module.
2. Disconnect the 18P connector from the gauge control module.
3. Inspect the connector and socket terminals to be sure they are all making good contact.
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If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
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If the terminals look OK, go to step 4.
4. With the connector still disconnected, make these input tests at the connector.
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If any test indicates a problem, find and correct the cause, then recheck the system.
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If all the input tests prove OK, go to step 5.
5. Reconnect the connectors and, make these input test at the connectors.
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If any test indicates a problem, find and correct the cause, then recheck the system.
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If all the input tests prove OK, replace the gauge control module.
