Additionally, modern Mercedes' use their fair share of electronics that have a constant draw on the battery, even when parked. I bought the new battery and got it installed. When I approached the car, I tried to unlock it using my electronic key - it wouldn't unlock. My buddy’s remote starter with bypass is having an issue. Batteries in cars that are not daily driven are prone to fail sooner than a car that is regularly used. ... and then the red power out when the key is set to on and then the crank voltage when the key is turned to crank. Every truly crappy day begins with a car that won’t start. If your fuel pump isn’t giving you enough pressure, you’ll be stuck when your car cranks but won’t start. I also took apart the ecm computer and it dose not smell nor looks burned . Bad Ignition Switch. It didn't sound too smart to me either, but I was glad to have an excuse to change for a new battery! Ask Your Own Mercedes Question. The 2014 Volvo XC60 car makes a clicking noise but won’t start: If you turn the key to the “Start” position, but the engine won’t crank; all you hear is a single click or repeated clicking coming from the engine compartment. With the w211 models getting on in age, the factory installed batteries are nearing the end of their lifespans, since most batteries are rated for five to seven years. Jump to Latest Follow ... Could be the Honda's immobilizer not recognizing the key or malfunctioning and refusing the start the car. Locks work fine too, as does alarm. Very often this could be caused by a low battery or … It is definitely worth it to use an OBDII scanner to check and see if the engine has thrown any trouble codes. The key will engage and the car will attempt to start but wont. We’ve seen it in the movies, we’ve read it in books, and that’s just how it is. 2) The Smart Key battery needs replacing It’s possible that the signal from your Smart Key isn’t strong enough because the battery is old. Customer reply replied 2 years ago. Common causes for crank-but-no-start are: faulty ignition coils or leads, Here are a few tricks to try if the engine cranks but the car won’t start: Family Handyman. It is highly likely that if the engine is cranking, but not starting that it has thrown an OBDII code. It happens when the engine is cold at first start up in the morning. I have no power when I turn the key. There are a lot of issues that can cause your Camry to crank, but not start. Engine cranks, but no start. Avoid prolonged cranking if your car refuses to start, as this can damage the engine starter. (hope that's the correct terminology) After 4-5 seconds I removed the key to avoid any damage from trying to turn. It could be dead or low and needs charging. If turning the key to Start doesn’t produce any noise, then the ignition switch or … In the Car Talk Communities, there’s a question this week about a 2005 Mercedes-Benz C-Class that won’t start, despite the battery being “good.” Before you go buying new batteries, alternators or starters, there’s a sequence of diagnosis you should follow to figure out what’s going on. The 2012 Chrysler Town & Country has 10 problems reported for engine turns over, will not start. With the radio off, turn the key to the “Run” position and listen for a two-second buzzing sound. Acid stratification … After I manually start the car and it’s warmed up, the remote will crank the engine like notmal. I unlocked the car manually, hopped in, put the key in the ignition, turned it... nothing. The battery is strong and everything electronically works. If the battery works fine the possible reason why the car won't start is the timing belt. Smart car cut out and wont start I was driving alone the road and my smart car cut out a tried to start it again but i got three bars on the screen the car wont even crank … I have a 2009 Smart car for two that will not start. The first thing you should take a look into when the anti theft system car wont start is the car battery. Starting with key in ignition is perfectly fine. A lack of fuel does not necessarily mean you forgot to fill up your gas tank. All functions work fine except starting, the engine will crank for 5 seconds but won’t start. Is the battery frozen? It is also possible that you have a bad starter. When your engine cranks but won't start or run, it could mean your engine is having trouble producing a spark, getting fuel, or creating compression. What are common reasons my Smart Fortwo won't start? It would not restart. The most common causes are problems in the ignition (for example, a bad ignition coil) or fuel system (for example, a clogged fuel filter). Save Share. No lights on the dashboard, no sounds, nothing. 1) The brake isn’t being pressed firmly Make sure your foot is pressing down on the brake while you are pressing the engine start button. If the starter is defective you will not be able to … In that case, the car’s system won’t be able to read the security code off the key fob. The car won't start but the battery works well while starting it just turn over and will not start but the car turns over a lot faster than normal. When taking on a no spark condition one needs to be patient and have an open mind. Car Won’t Start Symptom – Engine cranks but won’t fire up. Here are some other reasons why the Smart Key might not be working. 3. No Spark - When Your Engine Cranks But Has No Spark When your engine cranks but fails to start, it could be because of no spark. If you have an RPM signal, a bad ignition module or PCM may not be switching the coil (s) on and off. Try: Swapping Relays. That’s the … Bad Starter. That b… It could be dead or low and needs charging. The signal from this sensor goes to the PCM or ignition module that switches the ignition coil (s) on and off. Also, it will drain the battery quickly. I changed the car battery alternator fuse 100 , crank position sensor and both ignition coils with no luck . One or more of several key systems might not run properly, or there could be a serious malfunction with the electrical system. My Viper remote start will crank the engine for a split second and then shut down immediately. A starter can go bad slowly over time and … So after a few more times not starting I got a die hard battery, car has failed to start at least more than 3 times since. It is more likely that the fuel injection system is having issues either with the fuel lines or the fuel pump. Car battery acid stratifies when sitting idle for long periods. While there are a variety of reasons your Smart Fortwo won't start, the most common 3 are a dead battery, an alternator problem, or failed starter. Naturally, I thought this to be the key's fault, not the car's. 38% of the time it's keep trying and same thing. If the car won't start but the battery is good, check the timing belt. The engine needs air, fuel, and a spark in order to run. Called dealer and they said that because it has computer it will be constantly running and that is why it did not start. Hi I own a 2001 Toyota Camry ce 2.2 4cyl i accidently put the battery backwards and now my car turns over but won't start . No spark is one of the most common reasons why your engine will not start. Try to start car after 1 1/2 weeks and had to jump start it . 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