U010A Oldsmobile Aurora Diagnostic Trouble Code
U010A Oldsmobile Aurora code definition:
U010A is a kind of OBD-II Diagnostic U-Network Diagnostic Trouble Code for Oldsmobile Aurora.
U010A Oldsmobile Aurora is defined as Cylinder 3 Injector Circuit Malfunction. This code means the PCM (powertrain control module, also known as ECM or engine control) has detected a problem in the injector or its wiring, or in injector circuit for cylinder 3. So if the problem persists despite of your diagnosis, then you should never hesitate to take your vehicle to your dealer or to a qualified mechanic.
Symptoms
Symptoms of a U010A Oldsmobile Aurora diagnostic trouble code may include:
- Blown fuse (if applicable)
- Engine surge
- Reduction in engine performance, especially at low RPM levels
- The engine oil will exhibit dilution from the ECUs attempts to increase engine temperature. Some vehicles advance the fuel injection timing slightly after top center to afterburn a small amount of fuel to increase exhaust temperatures. Some of this fuel enters the crankcase. When the ECU determines the necessity to regenerate the DPF, the service life of the oil be shortened significantly
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Possible Causes :
- Defective ECU strategies or components will prevent proper regeneration
- The Mass Airflow sensor is a hot wire that senses the volume of air entering the intake manifold. The computer uses this information to control fuel mixture.
- Dirty air cleaner element Damaged DPF
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Common Misdiagnoses
- Vehicle Speed Output Circuit Problem
- Cruise Control Servo Indicates Low Problem
- A/C System High Pressure High Temperature Problem
- PCM Stack Overrun Problem
- Transmission Control Module Reprogrammable Memory Problem
Repair Processes :
With the valve disconnected, the red voltmeter lead should be attached to the IMRC valve power wire and the black voltmeter lead connected to ground.
If you find a related TSB, the information will often help in diagnosing the code in question as TSBs are crested from many thousands of repairs.
Process Tips
Diagnostic trouble code U010A Oldsmobile Aurora is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise.
Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before U010A Oldsmobile Aurora.
Fortunately, U010A Oldsmobile Aurora is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.
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