BF135A•BF150A Throttle link and/or cable misadjust- ed. Engine speed does not increase. Adjust the throttle link and/or cable (P. 3-26). Propeller mismatched. Replace with the correct propeller. High pressure fuel strainer clogged. Replace the (high pressure) fuel strainer (P. 3-18). Low pressure fuel strainer clogged. Replace the (low pressure) fuel strainer (P. 3-15). Low pressure fuel system faulty. Perform fuel supply system trouble- shooting (P. 5-96). High pressure fuel system faulty. Perform fuel supply system trouble- shooting (P. 5-96). Valve clearance misadjusted. Adjust the valve clearance (P. 3-9). Variable intake system faulty. Perform variable intake system troubleshooting (P.
5-109). Neutral switch faulty (BF150A only). Replace the neutral switch (P. 17- 11) Low-octane gasoline used. Use the recommended gasoline. VTEC system faulty (BF150A only). Perform VTEC system trouble- shooting (P. 5-42 or 5-82). 2-17