U0391 DTC For Ford Racing
Ford Racing Engine Specifications:
| Engine Type : | Multi-Cylinder Engine |
| Cylinder Type : | V-Type Engine |
| Engine Air Intake Process : | Supercharged Engine |
Your Ford Racing engine control system detects a problem, the computer stores the diagnostic trouble
code U0391 in its memory.
To figure out what is wrong with your vehicle you must first extract the U0391 DTC For Ford Racing.
U0391 Ford Racing 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.)
U0391 Ford Racing DTC Meaning
| U |
Network Code - Problem is climate control system, lighting, airbags, etc. |
| 0 |
SAE - Generic |
| 3 |
IC Module 4X Ref Circuit Intermittent, No Pulses |
| 9 |
TP Sensor Learn Not Complete |
| 1 |
PCM Stack Overrun |
The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. U0391 Ford Racing code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.
You can also check other Ford car models :
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The listed Ford models will give information about U0391 DTC.
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