125 Harbor Way

Santa Barbara, CA 93101

(805) 774-0637

24/7 Customer Support

Mon - Fri: 9:00 - 5:30

On call service available

Diesel Algae Contamination

Diesel algae contamination inside marine diesel fuel system showing microbial growth serviced by 805 Marine Diesel Mechanic Ventura Channel Islands Harbor

Diesel algae contamination is one of the most common causes of sudden filter plugging, low RPM, surging, and hard starting in marine diesel engines—especially around Ventura, Oxnard, Channel Islands Harbor, and Santa Barbara, where condensation and storage cycles feed microbial growth. If you’re not sure where to start, jump into the diagnostic hub first: Master […]

Marine Engine surging at cruise RPM

Detroit Diesel 6-71 marine engine used as example during RPM surge troubleshooting by trained technician at 805 Marine Diesel Mechanic Ventura CA

Marine Engine Surging at Cruise RPM — Causes and Troubleshooting Guide Quick Technical Diagnosis Summary: Marine diesel engines that surge or fluctuate RPM at steady throttle are typically experiencing unstable fuel delivery, air intrusion, governor control problems, turbocharger response issues, or electronic sensor faults. Identifying whether the surge originates from fuel, air, load, or control […]