U0722 Pontiac Sv Diagnostic Trouble Code
U0722 Pontiac Sv code definition:
U0722 is a kind of OBD-II Diagnostic U-Network Diagnostic Trouble Code for Pontiac Sv.
U0722 Pontiac Sv is defined as Camshaft Position Sensor A Circuit Low. This means the CMP (camshaft position) sensor circuit on engine bank 1 sends an irregular reading. Other symptoms that may indicate this problem are when the Check Engine Light illuminates and when there is a visible lack of engine power.
Symptoms
Symptoms of a U0722 Pontiac Sv diagnostic trouble code may include:
- Malfunction Indicator Lamp (MIL) illuminated
- Carbon Buildup on O2 Sensor
- Poor fuel economy
- The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.
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Possible Causes :
- Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
- Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
- A large vacuum leak would cause a massive amount of un-metered air to enter the intake manifold resulting in an overly lean mixture.
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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 :
Look for damage to the tank indicating impact that may have damaged the fuel pump or sender.
Check to make sure they are not burnt or corroded. If in doubt, get some Electrical Contact cleaner at any parts store if cleaning of the terminals is needed.
Process Tips
Diagnostic trouble code U0722 Pontiac Sv 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 U0722 Pontiac Sv.
Fortunately, U0722 Pontiac Sv is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.
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