Clear maintenance message after changing oil and filters in your car.
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Hidden menu in Audi RMC system lets you access and change some of the navigation and multimedia system parameters. Hidden green diagnostic menu can be useful when diagnosing faulty radio tuner, GPS antenna receiver, reverse camera and other system components.
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Accessing BMW CC-ID codes will give you addition information about your cars condition and can help you with troubleshooting some errors and faults. You can determinate which bulb is burned, which wheel is reporting low air pressure, why Dynamic Cruise Control is not working, AdBlue state and many more.
You don’t need any tools or interface to access those diagnostic codes. Follow this procedure to see hidden messages in CHECK menu.
EGR valve in 2.0HDi (Peugeot Citroen), 2.0TDCi (Ford) and 2.0D (Volvo) engine is responsible for emission, shorter engine warm up time, smoother turning off and VNT turbocharger spool down on idle. EGR valve cleaning when it’s clogged with soot and can not close as should or even get stuck can help with engine work issues. You should take care of your EGR valve, clean it and don’t blank it.
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7-Series BMW F01 F02 hidden menu lets you check diagnostic data in your car. You don’t need diagnostic interface to view DTC trouble codes, check live data from sensors, check battery voltage, oil and coolant temperature, perform instrument cluster test with needle sweep and LCD diagnostic mode, check warning chimes, also adjust trip computer fuel economy correction. Access to this diagnostic mode can be handy if you have trouble with your car and no access to diagnostic interface.
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Since my BMW was in shop for few days I got to drive my first car as a spare one. It’s a Ford Mondeo MK1, 2.0 ZETEC engine with 136PS with original RS and original Ford Citrine Geel paint job. After 24 years and close to 350.000km it goes really well. Although interior is not in the best condition.
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Cheap ($2.72) and easy to use fuse tap wire for electrical modifications and retrofitting equipment in your car and installing tuning accessories. Best about it that it doesn’t require soldering; no permanent changes in your car, you can always go back to the original setup. You can order this set on AliExpress or any other online store.
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Cold start of BMW 120d E87 with N47 diesel engine at -15°C. At first engine is shaky, that’s most likely caused by defective glow plug. Remember to preheat your glow plugs and turn off any additional electric equipment to not drain your battery when starting the engine.
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Headlights modification in Volkswagen Passat B5 FL replacing standard halogen bulbs with COB LED H7 replacement. Installation took some modification to fit the LEDs properly but eventually managed to make it work. Light is much brighter and even the light beam is more precise than with OEM halogen bulb.
Please notice that this tuning/modification is not road legal in Poland and other countries. Please check your local law before going onto road with aftermarket LED headlights.