TL V6-3.2L (2004)
Instrument Panel Control Module: Testing and Inspection
Control Unit Input Test
Control Unit Input Test
1. Before testing, troubleshoot the multiplex integrated control system using B-CAN System Diagnosis Test Mode A.
Multiplex Integrated Control Unit
2. Turn the ignition switch OFF.
3. Remove the left kick panel.
4. Disconnect the under-dash fuse/relay box connectors F, H and P.
5. 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 are OK, go to step 6.
6. Reconnect the connectors. Turn the ignition switch ON (II) and 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 7.
7. Turn the ignition switch OFF.
8. Remove the gauge control module.