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Symptom: NAV SWITCH INPUT STUCK When Monitored and Set Condition: NAV SWITCH INPUT STUCK When Monitored: The MIC power-up diagnostics will test the NAV Button A/D port for either an open circuit, short to power or ground, or a stuck button exists. Set Condition: This DTC will set when the Instrument Cluster detects the NAV Mux Signal circuit active for 30 seconds. The MIC will suspend operation of the NAV System POSSIBLE CAUSES DTC PRESENT INSTRUMENT CLUSTER SWITCH POD TEST ACTION APPLICABILITY 1 NOTE: Diagnose and repair any NAV Switch Input Short or Open DTC’s t, record and erase DTC’s. Cycle the ignition switch from ON to OFF to ON. t, read DTC’s. Wait 30 seconds. t display NAV SWITCH INPUT STUCK? All Yes → Replace the Instrument Cluster Switch Pod in accordance with the Service Information. No → The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the 725 INSTRUMENT CLUSTER |