Navigate to the "Fault Status" or "History" screens to view current and past errors. Comprehensive Mercury SmartCraft Fault Codes List
| Code | Danger Level | Action | | :--- | :--- | :--- | | | CRITICAL | Shut down immediately. Running for 30 seconds can warp heads. | | 111 (Water in Fuel) | HIGH | Change fuel filter before next start. Do not run hard. | | 12 or 13 (Crank/Cam Sync) | CRITICAL | Engine will not start. Do not crank continuously. | | 544-1 (No Sea Water Pressure) | CRITICAL | Impeller is destroyed. Shut down. | | 1078 (High Voltage >16V) | CRITICAL | Disconnect battery. ECM damage imminent. | mercury smartcraft fault codes list
Faults are categorized by severity: (Return to port immediately) and Non-Critical (Service soon). Common Critical Faults Navigate to the "Fault Status" or "History" screens
Related to the Engine Guardian system and electronic throttle control issues, such as a sticking throttle. How to Respond to an Alarm | | 111 (Water in Fuel) | HIGH