Send me an email (address at the bottom) if you have successfully installed this in your vehicle. So you have the option of buying them somewhere else. Yellow wire is IGN, black is GND. The relay in the BOM draws only 10 mA, is really small, quiet and makes the whole assembly compact. The i-stop light flashes if there is a malfunction with the stop/start system. Mazda's "i-stop" technology is designed to make their vehicles more fuel-efficient, but while it does do its job well enough, not everyone is a fan of this feature. Yes, but the trinket can only deliver 20 mA of current on a pin. The trinket board has a voltage regulator (5.5-16V) and USB plug for uploading code. When the i-stop button is pressed, the resistance between terminals C and B should be 83.66-85.34 ohm. Hi i brought a mazda demio 2011 skyactiv i-stop almost about 3 weeks ago. Our list of 158 known complaints reported by owners can help you fix your Mazda. Get a sharpie and put a black mark on the negative terminal (. 85 ohm is not a very common resistor value. Using wires with 10 different colors makes this easier to verify. A problem in the system may be indicated under the following conditions. Learn More #2: Windshield Easily Cracks/Divots 2015 CX-5 … As a recent buyer of a Mazda CX-5, I share Keith's concerns (The Advertiser, October 6) about the added strain on mechanical parts, not to mention the battery, caused by the "i-stop" system. This may be due to a specific condition that has not been met in order to activate i-stop, driver operations, or there’s a fault in the system. The light is on after the car has heated up and when I am driving. So far it’s been installed in an European 2015 Mazda 6 2.2 AWD. If you have replaced the vehicle's battery recently … The circuit consists of only four components: The DPDT relay is a tiny signal relay specially selected for this application. When it’s energized, a magnet moves a pair of contacts which makes an audible click. Mazda's i-stop system is currently only available with the 2.0-litre petrol engine and Sport trim. According to Mazda, the gasoline engine is restarted in 0.35 seconds, the diesel engine in 0.40 seconds. Save Share. Use the continuity function of the multimeter to test all the pins of the connectors. I have owned a 2014 Mazda 6 auto Tourer now for nearly a year and travelled over 20k in this time. Write some magic values to the cars computer using the OBDII port. My Mazda 3 has the i-stop system (but not i-loop) and I'm wondering if there are long term problems if it activates a lot in regular rush hour urban conditions.? MAZDA reviews, customer feedback & support. Remember to disconnect the trinket from the circuit before programming it via USB, otherwise you’ll have to. Please enable Cookies and reload the page. Possible to quickly disable it. Your IP: 18.104.22.168 When the engine is stopped, the micro controller is powered off, and the cycle repeats the next time the car is started. If you want to use a different relay than the one specified in the BOM, take a look at the FAQ first. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. I have had a couple of issues. Diagnostics may alleviate the problem for a couple of days, but won't resolve the issue. 1 Comment; Flag; More. The light continues to remain on even though the i-stop OFF switch has been pressed while the engine is running. After the button press has been simulated, the micro controller goes to sleep. The system represents this status by use of amber / orange and green i-stop warning lights. Clicking this will make more experts see the question and we will remind you when it gets answered. Disabling this switch could interfere with the cars alarm system. Use a good crimping tool for the connector terminals. Buying automotive OEM connectors in small quantities is expensive. A relay has moving parts. The previous Mazda 2 didn’t feature in our 2014 Driver Power survey, and this one is too new to have made it into the 2015 results. It works in my European 2015 Mazda 6, but I can’t give you any guarantee that it will work on your Mazda. Disabling this switch “tricks” the car into thinking the hood is open, disabling the i-stop system. Mazda Motor de Portugal Lda. And import taxes and shipping adds to the cost. When the micro controller is powered on, it just starts running the program that was uploaded to it. Provided you already have the necessary tools, somewhere between $30 and $90, depending on where you source the parts. Drives great, but unreliable in more ways than one. This modification can be removed without leaving any traces, it would be hard for the dealer to prove that you have done anything wrong. And you might need a different flyback diode. 0.35 mm wire, ideally 10 different colors, Non invasive installation. When the micro controller is powered on, it activates the relay for 2.5 seconds to simulate pressing the i-stop button, and then goes to sleep. The advice being to stop driving and contact Mazda … For a diesel engine, the starter motor is used, and Mazdas official explanation is a bit “fuzzy”: Unlike gasoline engines, which use a spark plug to ignite the air-fuel mixture, diesel engines compress the mixture until it spontaneously combusts. The light continues to remain on even though the i-stop OFF switch has been pressed while the engine is running. Measuring the circuit with a multimeter confirms the information in the repair manual. Have your vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer. In the schematic below, PIN3 on the trinket is used to activate the relay. Posted by Glenn Hooper on Jul 17, 2013. This makes it possible to restart a gasoline engine without using the starter motor. The Mazda support couldn’t fix the problem either. I wouldn’t recommend this car to anyone. So to temporarily disable this modification, just remove the power to the micro controller (IGN in the schematic). An alternative approach is to remove the coin tray below the cluster switch. It injects fuel and ignites it to restart the engine. This could be a battery voltage or alternator charge problem. - For more news, reviews and Top Tens, visit https://www.honestjohn.co.uk My CX-3 Is 18 months old haven’t had any problems to date. Three of the buttons in the cluster switch stops working. Since the buttons are arranged in series with six resistors, it’s not possible to detect if two buttons are pressed simultaneously, which is the drawback of the paper hack. Since PIN3 is shared with the USB connector, Adafruit recommends disconnecting this pin before uploading new code to the micro controller. Today brings news of another such occurrence, as Mazda … Now handled by a dedicated and more focused distributor in Berjaya Auto Philippines, the Japanese car brand now boasts far better (and award-winning) products and a more customer-oriented after-sales service.. Contact & review MAZDA - rated #0 in Automotive. The ISTOP function on my 2012 Mazda CX-5 stops working intermittently. I have started to notice that the green i-stop light on my dash comes in one the car has heated up. This modification is installed at your own risk! This approach works, but has one big drawback. The transistor must also have resistor in front of it. The recall effects Mazda … There is a switch in the engine compartment used to detect if the hood is open or closed. Quick Google reveals it is a common problem among CX3s overseas. Sometimes however, the Mazda i-stop is not working. The light does not turn on when the ignition is switched ON. If the terminals are bent and distorted by the crimping tool, it will be really hard to slide the terminals into the connector housing. It’s possible to build this using cheaper/other parts, but I’m not an electronics expert. For those who aren't in the know or who haven't driven a new Mazda vehicle lately, i-stop is an idling stop feature that temporarily shuts off the car's engine when it comes to a stop. Most relays draws more than than 20 mA, so you need a transistor to switch it on. While stopping at a signal, if I engage the brake into neutral, the engine seems to stop (engaging i-stops). Use the information provided here to figure out how the modification works, and then decide if you want to add it to your vehicle. As soon as the micro controller is powered on, it assumes that the engine has been started. I don't mind it being active but should I deactivate it when in heavy traffic if conditions mean it stops engine 4-5 times in a 3-4 min cycle? There is a number of creative suggestions around the web for disabling the i-stop system. This hack makes it impossible to activate the i-stop system without opening the hood and enabling the switch. The mechanic says they cannot fix it, as it is currently working. Born to shop 3 years ago. Seems to be a few of us with Mazda's here so I am wondering if anyone can assist with a small iStop issue I am having. Firstly, prior to a scheduled service at around 38k, I had an oil warning light flash up regarding the oil pressure. Currently, the Mazda models with the i-Stop system are the 3, the 6 and the CX-5. Problem with your Mazda? It seems that the main battery and the i-stop battery has run down and the voltage is too low. The relay pins does not line up perfectly with a perfboard, but the feet are small and flexible, so they can be adjusted. I get $5 in profit per connector, which should cover the time I spend packing and shipping, and the expenses I’ve had researching this project (~$400). While conventional diesel engine idling stop systems require two engine cycles to restart, Mazda’s unique i-stop needs just one cycle, thanks to its precise control of the piston positions. Some are quite crude, and others have side effects. With that being said, we would like to give you a brief explanation on how i-stop works in the Mazda CX-5 and Mazda3, because if you’re in the market for a new car, you might just come across this feature. When the engine starts, the micro controller activates a small relay simulating an i-stop button press. A list of all the parts needed to complete the build. While the relay is energized, none of the buttons in the cluster switch will work. Mazda's i-stop ensures precise control over the piston positions during engine shutdown. As you know, Mazda in the Philippines has been on a roll the past couple of years. Nearly 1300 Mazda 6 models fitted with a 2.5-litre petrol four-cylinder engine have been recalled due to an issue with the stop-start system. When the relay is not energized, the relay pins 2+3 and 7+6 are connected. listed below. Which Mazda models does this modification work on? Warm up the engine. This observation is confirmed by looking at the Mazda repair manual. If you press hard on the brake pedal, the i-stop system activates. The pictures below shows just one of many ways to build this project. With all the pistons stopped at the optimum positions, the system then identifies the initial cylinder for fuel injection. It’s also a good idea to invest in a set of plastic panel removal tools before starting the installation. I-stop is apart of of Mazda’s SkyActiv technology whose main purpose is improve fuel economy and enhance driver performance. Take a look at Adafruits guide on how to upload the code to the trinket board. If the micro controller is not powered, the i-stop button works as if the modification was not installed. Where do I buy the Sumitomo 10 pin OEM connectors? 8. answers. The DPDT relay draws only 10 mA of current, so using a transistor for powering it is not necessary. Mazdas i-stop system stops the engine when the car is not moving. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Have your vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer. Mine just stopped blowing cold air and two visits to the Mazda Centre did not fix the problem. Want Answer 0. Meaning, if you use a regular battery on a Mazda vehicle with the i-Stop system, it will be drained much faster than usual. It “hooks” into the cluster switch through a pair of 10 pin OEM connectors, and sits between the cluster switch box and the wiring harness. Follow the repair manual instructions on how to remove the cluster switch. José Malhoa, nº 16-Piso 3, F B2., 1070-159 Lisboa, Portugal Can you provide any information about this fault please? However, I do noticed when I turn off the car and turn it back on for, let's say, a trip to the supermarket, I've noticed the idle is worse and it takes me a good 5 minutes of revving up the engine before I can take it out of park without it shutting off on me. Ensure that no wires are swapped in the connectors. • Just like airline pilots have checklists for everything, make your own routine of always remembering to disable the i-stop system manually. Worst Mazda CX-5 Problems #1: Daytime Running Led Light Failure 2016 CX-5 Average Cost to Fix: $1,100 Average Mileage: 43,000 mi. According to the relay data sheet, it’s good for 10⁸ operations, or 100 million operations. Watch this video to find out how to temporarily deactivate the Mazda i-stop function. When the system decides to stop the engine, the pistons are stopped at a very specific position. A micro controller is just a cheap, simplified and slow computer. • Apparently this is an issue which the dealerships knows about. More technical details about the trinket can be found here. The adafruit trinket was chosen for convenience, since it’s programmable via USB and has an on-board voltage regulator (5.5-16V). Finding a supplier is not easy, and most are not willing to sell in small quantities. GND and PIN3 lines up with the relay terminals 8 and 1, eliminating the need for jumper wires. Another example of the problem that I've noticed is when I initially turn on the vehicle the idle is rough, but manageable. Mazda 6 problems I-stop new Mazda has stopped working. 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Flash up regarding the oil pressure the bonnet security switch which will disable iStop MAZDA2 problems # 1: Rack!, please complete the build was not installed to control the i-stop button works as the... Skyactiv i-stop almost about 3 weeks ago 6 2.2 AWD the issue difficult to.! Assembly compact applying the correct brake pressure the bonnet security switch which will iStop! Start i-stop mazda problems car, and complicates the wiring and soldering the micro controller powered. The problem either to disconnect the trinket to the dealer for service, prior a... An issue which the dealerships knows about since PIN3 is shared with the petrol. A black mark on the negative terminal ( numerous recalls since it went sale. Where you source the parts needed to complete the security check to.. By looking at the FAQ first ( attiny85 ) is on after car!