Fault Codes will be cleared, and your Suzuki check engine light will turn off. - unlimited) Latest Steve K. The limp mode is given so you can drive the vehicle for repair and not leave you stranded, a inspection of the needed component is required, and a repair is required. Engine May Stalls, Loss Power Or Make Excessive Vibration Another commonly mentioned problem with mercury 4 stroke outboard or boat engines is frequent stalling, sudden loss of power, and excessive noises. . . Should this little conductive disc be so corroded that it&x27;s not going to conduct electricity, then you&x27;ll find that the kill switch won&x27;t function properly and you won&x27;t. oil light is flashing on my suzuki 140 outboard. Once you fire it back up, if its still in limp mode, youre going to have to address the underlying problem. Your not in limp mode if your getting 6000 rpm out of it, your carbs may not be set correct. 04-23-2017, 0525 PM. This cured the limp mode and injection warning light problem that I'd been having. This cured the limp mode and injection warning light problem that I&39;d been having. Jan 08, 2008 First pull over, take the key out of the ignition, wait 30 sec then start car. milano. Mar 10, 2008 Crosman 140 issues. Sometimes the engine failsafe mode is triggered due to a sensor failure or an electrical glitch. I feel proud to own a Key West myself even if it is an older boat.