Why is my check engine light flashing when I accelerate?
A blinking light usually indicates a severe engine misfire allowing unburned fuel to be dumped into the exhaust system. There it can quickly raise the temperature of the catalytic converter to a point where damage is likely, requiring an expensive repair.
What does it mean when your car engine flashes then goes off?
A flashing check engine light usually refers to cylinder misfiring. Misfiring should be investigated and resolved promptly – that’s why the light flashes versus simply staying steady – because misfiring can damage the catalytic converter which can result in additional costly repairs.
What does it mean if the MIL check engine light flashes on and off?
When the Check Engine or Service Engine Soon light starts blinking (as opposed to staying steadily illuminated), this means that a catalytic converter-damaging condition is occurring. When this Check Engine or Service Engine Soon light flashes, you should pull over safely and shut the vehicle off as soon as possible.
What does it mean when the cruise control light flashes?
When the check engine light does come on the cruise control light will blink indicating that the cruise control has been disabled and the vehicle’s dynamic stability control light will come on indicating that it also has been disabled.
What causes a flashing check engine light on a Subaru Impreza?
While a majority of the time, the flashing check engine light is going to be caused by a misfire related to your Impreza’s ignition system or fuel system (as stated above), there are other issues that can cause it. Your timing chain could have jumped .
Why does my check engine light keep flashing?
Use it to find out exactly why your vehicles computer decided to flash this light. The ignition system is the most common reason that the check engine light will flash. The ignition system consists of spark plugs, plug wires, and the ignition coil packs (older vehicles have a distributer that has the same function as coil packs).
What makes the temp light flashing on a Subaru Forester?
Short or disconnection in engine torque control signal circuit 31 Throttle sensor. Short or disconnection in input circuit 32 Vehicle speed sensor 1. No signal input to speed sensor 1 above 20km/h 33 Vehicle speed sensor 2. No signal input to speed Sensor 2 above 20km/h 34 Turbine sensor.
Why does my Toyota Corolla have a flashing light?
When your engine is misfiring, it is dumping raw fuel into the exhaust. This raw fuel can detonate, which causes damage to the catalytic converter and the exhaust system itself.