DTC Troubleshooting: U0155 (184-6)

DTC U0155: F-CAN Malfunction (Gauge Control Module) Turn the ignition switch ON (II). Clear the DTC with the HDS. Turn the ignition switch OFF. Turn the ignition switch ON (II). Check for Temporary DTCs or DTCs with the HDS. Is DTC U0155 indicated?
YES | - | Check for poor connections or loose terminals at the gauge control module, then recheck. If DTC U0155 is indicated, substitute a known-good gauge control module, then recheck. If DTC U0155 is not indicated, replace the original gauge control module .■
NO | - | Intermittent failure, system is OK at this time.■