U3978 DTC For Bmw 2
Bmw 2 Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | W-Type Engine |
| Engine Air Intake Process : | Naturally Aspirated |
Your Bmw 2 engine control system detects a problem, the computer stores the diagnostic trouble
code U3978 in its memory.
To figure out what is wrong with your vehicle you must first extract the U3978 DTC For Bmw 2.
On 1999 and later U3978 Bmw 2 engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.
U3978 Bmw 2 DTC Meaning
| U |
Network Code - Problem is climate control system, lighting, airbags, etc. |
| 3 |
SAE - Generic |
| 9 |
Transmission |
| 7 |
Exhaust Gas Recirculation System Valve 1 |
| 8 |
Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit |
The scent may U3978 Bmw 2 signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such U3978, so if the inside of your car U3978 DTC For Bmw 2 as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop.
You can also check other Bmw car models :
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The listed Bmw models will give information about U3978 DTC.
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