1998 Oldsmobile Achieva Owner's Manual - Page 120

This lightshould come on, as check to show you it is a working, when the ignition is on and the engine isnot running. If the lightdoesn't come on, have it repaired. This light will also comeon during a malfunction in one of two ways: If the light stops flashing and remains on steady, see "If the Light Is On Steady'' following. If the light continues to flash,when it is safe todo so, stop the vehicle. Find a safe place to park your vehicle. Turn the key off, wait at least 10 seconds and restart the engine. If the light remains on steady, see "If the Light Is On Steady" following. If the lightis still flashing, follow the previous steps, and drive the vehicle to your retailer or qualified service center for service. Light Flashing -- A misfire condition has been detected. A misfire increases vehicle emissions and may damage the emission control system on your vehicle. Retailer or qualified service center diagnosis and service may be required. Light On Steady -- An emission control system malfunction has been detected on your vehicle. Retailer orqualified service center diagnosis and service may be required. If the LightIs On Steady You may be able tocorrect the emissionsystem malfunction by considering the following: Did you recently put fuel into your vehicle? If so, reinstall the fuel cap, making sure to fully install the cap. The diagnostic system can determine if the fuel caphas been left off or improperlyinstalled. A loose ormissing fuel cap will allow fuel to evaporate into the atmosphere. A few driving trips with the cap properly installed should turn the light off. Did you just drivethrough a deep puddle of water? If so, your electrical system may be wet. The condition will usually be corrected when the electrical system dries out.A few driving trips should turn the light off. If the LightIs Flashing The followingmay prevent more serious damage to your vehicle: Reducing vehicle speed. 0 Avoiding hard accelerations. Avoiding steep uphill grades. 0 If you are towing a trailer, reduce the amount of cargo beinghauled as soon as it ispossible. 2-56