CommonReasons of Audi A4 Heater Problems. There are several reasons for which you may find your Audi A4 heater is not working. In most cases, it happens for a broken motor of heater blower, a failed thermostat, or a faulty heater blower motor resistor. Common Symptoms of the Audi A4 Heater for Not Working & How To Fix. Heater Its either your ignition switch that failed (Common problem) or the Blk/Yel wire supplying power from ignition switch to the load reduction relay, has failed. Also a possibility that the relay itself is damaged. a4, audi, b5, canker, comfort, common, control, dynamat, ignition, module, problems, sore, switch. Back to Subforum. A4 (B5 Idon't see many of these cars on the road, probably because people don't know about some of these common problems! I hope this short video helps. 96B5 A4- Sold, 06 corollaS (wife's), 97 Ford Ranger, B6 A4 (Daily Driver) I've just run into this issue with the A4 that I currently own and I had to come back to my own thread to remember how I did it! i am purchasing a 03 audi a4 3.0 quattro on sunday and he told me the only things wrong with it is the speedo does nto working and the The1998 Audi A4 has 321 problems & defects reported by A4 owners. The worst complaints are problems. CarComplaints.com: Car complaints, car problems and defect information. Latest News. CommonOverheating Causes. Low Engine Coolant – If there is not enough coolant to properly cool the engine, it’ll overheat and blow the head gasket. Low engine coolant can be both the cause and a symptom of a blown head gasket. Bad Thermostat – The thermostat’s job is to regulate the flow of coolant in and out of your A4’s engine. Page1 of 2 1 2 Last. Results 1 to 10 of 15. Thread Tools. a4 2.4 v6 starting problems. #1. 00carberry00. Engine idling. Join Date. B5A4; What are common issues with the B5 Platform; Results 1 to 10 of 10 2001.5 Audi A4 1.8TQMS - Brilliant Black on Black Onyx Sport Cloth Motoza Hybrid K04 Tune, Frankenturbo F4-H Kit, Bosch EV14 550cc injectors, APR R1 Diverter Valve, Snow Performance Stage 3 Water/Meth Injection Dual Nozzle Setup, Majesty FMIC kit, SSAC wZd877M.

audi a4 b5 common problems