Cadillac Aurora U3654 Engine Trouble Code

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 $200-$300 depending on the car, but that's usually the cost of parts because the labor is relatively simple.

Cadillac Aurora U3654 Code Meaning :

U 3 6 5 4
OBD-II Diagnostic Network (U) Trouble Code For Engine Ignition System Or Misfire Fuel Temperature Sensor B Circuit Range/Performance Cylinder 1 Injector Circuit Low Timing Reference High Resolution Signal A Too Many Pulses
Cadillac Aurora Engine

When you check Cadillac Aurora car engine light came on code U3654 the reason should be . However manufacturer may have a different definition for the U3654 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

U3654 Fault Symptoms :

  1. Check engine light comes on
  2. Engine stalling or misfiring
  3. Engine performance issues
  4. Car not starting
If one of these reasons for U3654 code is occuring now you should check U3654 repair processes.
Now don't ask yourself; What should you do with U3654 code ?
The solution is here :

Cadillac Aurora U3654 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.

U3654 OBD-II Diagnostic Network (U) Trouble Code Description

U3654 engine trouble code is about Timing Reference High Resolution Signal A Too Many Pulses.

Reason For U3654 Code

The reason of U3654 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.

Parts or components should not be replaced with reference to only a U3654 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.