Expert Answers about Audi A5

• Does the Curt Echo Wireless Trailer Brake Controller Require Splicing Into Brake Circuit
• Correct, the Curt Echo Wireless Trailer Brake Controller part # C51180 does not require splicing into the stop light switch circuit. It simply requires the power lead be hooked up to the battery. It gets the brake signal from the lights and then uses the integrated accelerometer to apply the proportional output.
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• Installing Curt Powered Light Converter Kit C56190KIT on 2013 Audi A5
• When installing a universal trailer wiring kit like the Curt Powered Light Converter Kit # C56190KIT the best thing you can do is simply test the wires behind the tail lights to ensure the correct functions when splicing into them with the harness. I wasn't able to track down specific wire colors for your Audi, but even when a diagram is found it's still always best to test them, as vehicle manufacturers tend to switch up wire colors without notice at the factory. You will need to use...
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• Battery Vent Tube Preventing Curt C11448 Hitch Install on 2021 Audi A5 Sportback Hybrid
• When Curt did the install, the battery on their vehicle did not have the large diameter battery vent tube you show in your photo, so they didn't run into this issue nor have they received any other reports of this occurring, you can see the photo of the battery that they took during their install, it's labeled # 2 in the photos I've provided. You are correct, the center grommet that's closer to the rear bumper would certainly be blocked by the mounting flange of the hitch, so that would...
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• Installing Tekonsha ZCI Wiring Harness on 2019 Audi A5
• The best way to locate the correct wires behind the tail lights of your 2019 Audi A5 to use for the Tekonsha ZCI Wiring Harness # 119250KIT is to simply test them for function using the included circuit tester. With that being said I was able to track down some wire functions on your Audi A5 that should hopefully at least guide this process. It looks like the wire that carries the left turn signal behind the tail light is gray in color. The wire for the left side running lights is green...
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• Instruction to Install the Curt Trailer Hitch Receiver Part # C11188 on a 2011 Audi A5 Cabriolet
• The instructions of the Curt Trailer Hitch Receiver part # C11188 which is a fit for your 2011 Audi A5 Cabriolet with dual exhaust have been attached for you. If you have any questions about the instructions please let me know which part and I would be glad to help. The convertible models will require additional tools, a T25 and T55 torx bit. Please note that this is a class I trailer hitch which means you can only use this with class I bikes racks and you must also use the Curt Cam Buckle...
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