U3748 Engine Trouble Code
Meaning of U3748 engine trouble code is a kind of network trouble code and theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $240-$400 depending on the car, but that's usually the cost of parts because the labor is relatively simple.
U3748 Fault Symptoms :
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If one of these reasons for U3748 code is occuring now you should check U3748 repair processes.
Now don't ask yourself; What should you do with U3748 code ? The solution is here : |
U3748 Possible Solution:
The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. This causes the ignition coil to provide a spark and the injector to inject fuel into each cylinder at the right time.If either sensor isn't working correctly, the car will run rough and the engine will be less efficient. In later car models, the car's computer can usually keep the vehicle running, but the engine warning light on the dashboard goes on to warn the driver. |
U3748 Code Meaning :
U | 3 | 7 | 4 | 8 |
---|---|---|---|---|
OBD-II Diagnostic Network (U) Trouble Code For Engine | Ignition System Or Misfire | Fuel Rail Pressure Sensor Circuit Malfunction | Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector) | Clutch Position Sensor Circuit Malfunction |
The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue.
U3748 OBD-II Diagnostic Network (U) Trouble Code DescriptionU3748 engine trouble code is about Clutch Position Sensor Circuit Malfunction.Main reason For U3748 CodeThe reason of U3748 OBD-II Engine Trouble Code is Fuel Rail Pressure Sensor Circuit Malfunction. |
U3748 DTCs may also be triggered by faults earlier down the line. For example, a dirty MAF sensor might be causing the car to overcompensate in its fuel-trim adjustments. As a result, oxygen sensors are likely to report fuel mixture problems.