2015 Dodge Challenger Owner Manual SRT - Page 226

224 UNDERSTANDING YOUR INSTRUMENT PANEL engine start. The vehicle should be serviced if the MIL stays on through several of your typical driving cycles. In 1. Tachometer most situations, the vehicle will drive normally and will The red segments indicate the maximum permissible not require towing. engine revolutions per minute (RPM x 1000) for each gear range. Ease up on the accelerator before reaching the red CAUTION! area. Prolonged driving with the Malfunction Indicator 2. Malfunction Indicator Light (MIL) Light (MIL) on could cause damage to the engine The Malfunction Indicator Light (MIL) is part of control system. It also could affect fuel economy and an onboard diagnostic system called OBD. The driveability. If the MIL is flashing, severe catalytic OBD system monitors engine and automatic converter damage and power loss will soon occur. transmission control systems. The MIL will turn on when Immediate service is required. the ignition is in the ON/RUN position before engine start. If the MIL does not come on when turning the key WARNING! from OFF to ON/RUN, have the condition checked A malfunctioning catalytic converter, as referenced promptly. above, can reach higher temperatures than in normal Certain conditions, such as a loose or missing gas cap, poor fuel quality, etc., may illuminate the MIL after INSTRUMENT CLUSTER DESCRIPTIONS (Continued)