U2978 DTC For Audi 80

Audi 80 Engine Specifications:
Engine Type :Single Cylinder Engine
Cylinder Type :Opposed Cylinder Engine
Engine Air Intake Process :Supercharged Engine

Your Audi 80 engine control system detects a problem, the computer stores the diagnostic trouble code U2978 in its memory. To figure out what is wrong with your vehicle you must first extract the U2978 DTC For Audi 80.

U2978 Audi 80 engine problem can be occur defective fan clutches are a common and often overlooked cause of engine overheating. The shear characteristics of the clutch fluid gradually deteriorates over time, with an average loss in drive efficiency of about 200 rpm per year. Eventually slippage reaches the point where effective cooling is no longer possible and overheating results. (On average, the life of a fan clutch is about the same as a water pump. If one needs to be replaced, the other usually does too.)

U2978 Audi 80 DTC Meaning

U Network Code - Problem is climate control system, lighting, airbags, etc.
2 MFG - Manufacturer Specific
9 Transmission
7 Exhaust Gas Recirculation System Valve 1
8 Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit

While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the U2978 Audi 80 code system was in four-cylinder mode. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually changed in the engine compartment using hand tools.

U2977 DTC (Previous DTC Code) ( Next DTC Code ) U2979 DTC
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