U3978 DTC For Armstrong Siddeley Sapphire
Armstrong Siddeley Sapphire Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | Opposed Cylinder Engine |
| Engine Air Intake Process : | Supercharged Engine |
Your Armstrong Siddeley Sapphire 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 Armstrong Siddeley Sapphire.
U3978 Armstrong Siddeley Sapphire engine diagnostic code is about in terms of how often you should get your tyres rotated, it's different for every vehicle and type of tyre, but having them rotated at every oil change is a good rule of thumb. Check with the tyre manufacturer for a more specific time frame. Remember that the more often you rotate your tyres, the more evenly they'll wear, and when you have the tyres rotated, you should also get them checked for balance and alignment.
U3978 Armstrong Siddeley Sapphire 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 |
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 U3978 Armstrong Siddeley Sapphire 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.
You can also check other Armstrong car models :
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The listed Armstrong models will give information about U3978 DTC.
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