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How to Replace an replacement key [https://auto-locksmiths55291.tusblogos.com/29868792/one-key-trick-everybody-should-know-the-one-audi-a1-car-key-trick-every-person-should-be-aware-of programming audi key] ([https://mysocialport.com/story3426701/this-is-how-audi-lost-key-will-look-like-in-10-years-time linked internet site]) G28 Engine Speed Sensor<br><br>In this video, Charles the humble mechanic demonstrates how to replace the G28 engine speed sensor. The sensor is located on the outside of the transmission just above the flywheel gear. It sends a message to the ECU through an uncolored wire T55/49, then to the tachometer in the instrument cluster.<br><br>1. Engine Speed Sensor<br><br>The grey wire is situated on the edge of transmission, above the flywheel ring. This sensor sends signals through the grey wire to pin T55/49. The ECU then uses this information to control the boost, fuel, and timig. It also sends an alert to the G5 Tachometer within the instrument cluster.<br><br>The sensor is used as a reference for comparing with the G40 Camshaft Position Sensor. The ecu has to be aware of when the crankshaft has reached TDC and also the location of the camshaft in order to activate the spark and injectors.<br><br>If this sensor fails when it fails, the ECU will display a P00160 error code. This means that the Crank Shaft is not in alignment with the Intake Camshaft. It could also indicate the possibility of a chain stretch or jumped chain link in the upper timing chain. The code won't appear without the additional information provided by other sensors (G4 or G40).<br><br>It's a bit tricky to test as there are several pins on the connector and each one has different functions. The best method for doing this is by measuring the resistance between the ECU and the sensor. If the sensor is functional, it should read about 1000 ohms. If you are having problems with this component, look for evidence of coolant or oil in the connector bay.<br><br>2. Injectors<br><br>Yesterday, when i was accelerating to the fullest speed from highway paytoll, I experienced massive power loss as if the engine was running out of gas or the injectors are not firing at all. I took out the spark plugs this morning, 3 were drenched in gasoline and the fourth was dry. I placed a tissue over each injector hole, and when i turn the engine on without sparks, the 3 with gazoline jump right out. The 4th one stays shut. I inspected the ground connection on ECU pins 14/55,30/55 and 48/55 I get zero Ohm. Therefore, i think the issue is in another place.<br><br>I also tried to reset the PID but without success. The car will start when the G28 is unplugged, and it runs fine with the G28 connected. However, the intermittent misfire problem still occurs at higher RPM. The coolant sensor (G62) even when it is unplugged, shows a temperature of -49c. I also noticed that the oil gauge in the cockpit shows 2 bars but the actual pressure is 0.<br><br>I'm not sure what to do. I believe that I've all other possibilities out. I'm worried that i might have missed something. Let me know should you have any suggestions! TIA!<br><br>3. Fuel Pump<br><br>The fuel pump in the g28 is activated by a signal from the RPM sensor. The GM-style transmitter is similar to the G4 sender and both work on the 80,100,200, UrS, and RS2 vehicles. You can easily find the spare in a salvage shop or parts store. It is simple to test them: simply put your DMM into resistance mode and measure the distance between pins 1 and 2 (with the bump at the connector's end facing up). They must be infinite Ohms.<br><br>4. ECU<br><br>Our 20vt turbo (3B AAN, ABY and ADU) engines are equipped with an ECU that needs to be aware of the speed and position of the crankshaft in order to make decisions about timing of the fuel injector, for example. To accomplish this, it uses a Crank Position Sensor (G4) and an Engine Speed Sensor (G28). If you have a problem with either one of these, the diagnostic scanner will show codes that could lead to the engine shutting down.<br><br>Some of the signs of a malfunctioning G28 sensor include an inaccurate rev counter for the gearbox, gears shifting quicker than normal and/or misfiring when you're in gear. If you have any of these issues it is likely that your sensor is failing and should be replaced. The good news is they are quite affordable and easily accessible particularly when you're looking at the Bosch unit which is what ours are. Alternately, the GM version of this unit is also a good option.<br><br>5. Tachometer<br><br>A failing engine speed sensor could be a cause for numerous problems in your car. It's an essential component of your [https://autolocksmiths74202.pointblog.net/how-audi-a3-key-replacement-propelled-to-the-top-trend-in-social-media-71233361 audi q7 key]'s transmission, since it relays information to the ECU about how fast or slow the vehicle's crankshaft is turning. When this sensor fails, it can disrupt the performance of the transmission and the other car's components.<br><br>The G5 engine sensor is located at the edge of the transmission, just above the flywheel ring. It sends a signal via an uncolored wire to the ECU pin T55/49. The ECU then processes this signal to regulate fuel, timig, and boost as well as transmitting it to the G5 Tachometer located in the instrument cluster. You can test for sensor failure by examining the continuity from the sensor to the tachometer. Additionally, you can examine the continuity between pins T55/49 of the ECU and pin T6a/1 of the instrument cluster (trace [79]), and between pin T6a/1 as well as pin T26a/12. You should detect an average resistance of 1000 ohms in these areas. This is a standard component across the [https://carlocksmith69709.qowap.com/89332087/the-most-significant-issue-with-how-do-i-get-a-replacement-key-for-my-audi-and-how-to-fix-it audi a3 key fob replacement] 80, 100, 200, UrS and RS2 range from 1985 MC until the 1997 UrS AAN and 1995 RS2 ADU so good parts could be found in wrecking yards.