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| Home / Engines / Honda Engines / Honda GSV190 |
Honda GSV190 Troubleshooting
| Engine Model: Honda GSV190 |
| Engine Type: 4-cycle OHC single cylinder air-cooled gasoline engine |
| Total Displacement: 11.4 cu.in 187 cc) |
| Rated Engine Power: 6.5 Hp (4.8 kW) at 3600 rpm |
| Fuel System: Horizontal carburetor with butterfly valve |
| Engine won't start or difficult to start |
Empty fuel tank - Fill it up.
Wrong fuel grade - Use quality fuel.
Air trapped in fuel system - Bleed air.
Spark plug wiring connection is damaged - Check spark plug wiring connection, repair or change.
Faulty spark plug - Spark plug need to be replaced.
Plugged fuel filter - Install new filter.
Faulty safety switch - Change damaged switch.
Wrong carburetor adjustment - Adjusting carburetor correctly.
Engine has bad compression - Check cylinder block and change wear parts.
Throttle cable is adjusted incorrectly or damaged - Adjust correctly or change the cable.
| Engine runs intermittently |
Air intake grill is clogged - Need to clean or wash.
Ignition system malfunction - Inspect ignition system and change failed components.
Throttle cable is faulty or stuck - Clean or replace the cable.
Dirty air filter element - Service or replace air filter.
Fuel pump is defective or dirty - Service or replace fuel pump.
| Engine starts and immediately shuts off |
Damaged spark plug - Change spark plug.
Carburetor is faulty or clogged - Clean or install new carburetor.
Damaged ignition coil - Ignition coil must be replaced.
Loose or broken valve springs - New valve springs need to be installed.
Valves are stuck - Clean the valves.
| Engine overheating |
Engine oil level low - Fill up the oil to required level.
Excessive engine load - Load reducing is recommended.
Plugged cooling fins - Need to clean or wash.
Too lean carburetor mixture - Make the correct settings.
Improper ignition timing - Set the ignition timing properly.
Improper valve setting - Set the valves correctly.
| Abnormal engine knocking or noise |
Stale fuel - Change gasoline.
Engine is running overloaded - Reduce load.
Lack of engine oil - Check and refill engine oil.
Incorrect low idle setting - Adjustment required.
Fuel pump is defective or dirty - Service or replace fuel pump.
Crankshaft or main bearings wear - Change defective components as required.
Valve clearance is incorrect - Adjustment procedure required.
Worn piston rings or cylinder bore - Change faulty parts.
| Loss of engine power |
Incorrectly adjusted or dirty carburetor - Adjust the carburetor correctly or clean it.
Air filter element is clogged - Service or change air filter.
Fuel pump is clogged or faulty - Test fuel pump and change if necessary.
Defective ignition system - Test ignition and replace failed parts.
Cylinder head gasket is defective - Cylinder-head gasket replacement required.
Burned or stuck valves - Service or change valves.
Push rod is worn or defective - Install a new push rod.
Faulty cylinder block parts - Defective parts need to be replaced.
Oil filter element is clogged (if equipped) - Service or replace oil filter.
| Excessive fuel consumption |
Throttle not fully open - Check throttle cable and adjust as required.
Carburetor main jet is incorrectly adjusted - Adjust it properly.
Spark plug is defective or loose - Re-tighten or replace spark plug.
Stuck, burned, or worn valves - Replace or service valves.
Worn sleeve, rings, or piston - Replace defective parts as required.
Excessive valve clearance - Adjust to proper valve clearance.
| Excessive oil consumption |
Damaged seals or gaskets - Defective components must be replaced.
Valve stems and guides are worn - Valves replacement required.
Stuck or defective piston rings - Change the piston rings as required.
Cylinder liner or piston is scuffed - Inspect piston and liner, replace as required.
Clogged breather hose or pipe - Service or replace.
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