Mariner 200 Super Magnum problems
| Engine Model: Mariner Super Magnum 200 Hp |
| Engine Type: 2-stroke 6-cylinder gasoline outboard engine |
| Total Displacement: 153 cu.in (2507 cc) |
| Rated Engine Power: 200 Hp (149.1 kW) at 6500 rpm |
| Fuel System: Electronic fuel injection (EFI) |
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| Engine will not start or hard to start |
Fuel tank is empty - Fill it up.
Wrong fuel grade - Change gasoline.
Clogged fuel system - Remove clogging.
Spark plug wire connection are damaged - Inspect the spark plug wire connection, replace or repair.
Spark plug is defective - Replace spark plug.
Fuel filter is plugged - Change fuel filter.
Restricted fuel lines - Service fuel lines.
Discharged or defective battery - Battery needs to be recharged or replaced.
Damaged electrical wire harness - Check electrical wire harness connections.
Ignition system malfunction - Check ignition components and replace if necessary.
Pulse fuel pump is faulty - Install new pulse fuel pump.
Electric fuel pump is faulty - Change electric fuel pump as required.
ECM failure - Replace ECM.
| Engine stops after starting |
Damaged spark plug - Spark plug need to be replaced.
Defective ignition coil - Install a new ignition coil.
Pulse fuel pump is faulty - Replace pulse fuel pump.
Restrictions in fuel system - Clean fuel system.
Clogged final fuel filter - Final filter needs changing.
Damaged electric fuel pump - Change electric fuel pump.
Ignition system failure - Inspect ignition system and change failed components.
Clogged or damaged fuel pump - Test fuel pump and change if necessary.
Dirt in the fuel lines - Service fuel lines.
Plugged fuel filter - Replace fuel filter.
Excessive engine load - Reduce the load.
Wrong ignition timing - Adjust ignition timing as required.
Faulty thermostat - Change thermostat as required.
Water pump is defective - Change water pump.
Stale fuel - Use proper fuel.
Engine overloaded - Reduce load.
Incorrectly adjusted low idle speed - Adjust the low idle speed.
Fuel pump is faulty or clogged - Inspect fuel pump and change as required.
Main bearings or crankshaft failure - Have bearings or crankshaft replaced.
Cylinder bore or piston rings are damaged - Replace defective parts.
Fuel pump is dirty or defective - Service or replace fuel pump.
Defective ignition - Test ignition and replace failed parts.
Faulty powerhead components - Replace defective components.
Stator, coil, or switch box defective - Change damaged parts.
Compression is insufficient - Normalize compression.
Fuel supply problem - Check and repair.
Manifold fuel leak - Leak must be repaired.
Vapor separator flooding over - Normalize vapor separator functions.
| Engine uses too much fuel |
Faulty or loose spark plug - Spark plug need to be tightened or replaced.
Worn rings, piston, or sleeve - Replace faulty components.
Engine overloaded - Load reducing is recommended.
Dirty or damaged fuel injectors - Clean or change fuel injectors.
| Excessive engine vibration |
Damaged or bent propeller - Replace propeller.
Damaged propeller shaft - Propeller shaft needs to be replaced.
Weeds in the propeller - Remove and clean propeller.
Motor mounting bolt is loose - Tighten bolt.
Steering pivot is faulty or loose - Tighten correctly or replace.
Damaged or bent propeller - Have propeller repaired or replaced.
Propeller shaft malfunction - Have propeller shaft replaced.
Weeds in the propeller - Clean the propeller.
Motor mounting bolt is loose - Tighten bolt.
| Trim motor is running but system can't move |
Oil insufficient - Check and refill oil.
Damaged pump assembly - Test pump and replace if necessary.
Manual release valve leaking - Valve need to be closed or changed.
Motor or pump driveshaft faulty - Replace defective component.
| Trim does not fully up or down |
Defective pump assembly - Change pump as required.
Tilt ram piston ball is not positioned correctly - Clean or repair.
Tilt ram piston O-ring damaged - Replace O-ring.
Not enough oil - Checking oil level and add if necessary.
Lower check valve not seating in port side trim ram - Install valve correctly.
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